diff --git a/htdocs/adherents/admin/adherent.php b/htdocs/adherents/admin/adherent.php
index 885e5ebd37c..038cc119924 100644
--- a/htdocs/adherents/admin/adherent.php
+++ b/htdocs/adherents/admin/adherent.php
@@ -28,8 +28,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
 
 $langs->load("admin");
 $langs->load("members");
diff --git a/htdocs/adherents/admin/adherent_extrafields.php b/htdocs/adherents/admin/adherent_extrafields.php
index 7f9d3fe1ca5..4d647ae7c34 100755
--- a/htdocs/adherents/admin/adherent_extrafields.php
+++ b/htdocs/adherents/admin/adherent_extrafields.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
 
 $langs->load("members");
 $langs->load("admin");
diff --git a/htdocs/adherents/admin/mailman.php b/htdocs/adherents/admin/mailman.php
index ce69c6a984d..55d0cefb97c 100644
--- a/htdocs/adherents/admin/mailman.php
+++ b/htdocs/adherents/admin/mailman.php
@@ -28,8 +28,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/mailmanspip.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/mailmanspip.lib.php';
 
 $langs->load("admin");
 $langs->load("members");
diff --git a/htdocs/adherents/admin/public.php b/htdocs/adherents/admin/public.php
index a716b92ba62..dd20cd6f342 100755
--- a/htdocs/adherents/admin/public.php
+++ b/htdocs/adherents/admin/public.php
@@ -25,9 +25,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
 
 $langs->load("members");
 $langs->load("admin");
diff --git a/htdocs/adherents/admin/spip.php b/htdocs/adherents/admin/spip.php
index c6b3d282ab8..c37a63b246a 100644
--- a/htdocs/adherents/admin/spip.php
+++ b/htdocs/adherents/admin/spip.php
@@ -28,8 +28,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/mailmanspip.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/mailmanspip.lib.php';
 
 $langs->load("admin");
 $langs->load("members");
diff --git a/htdocs/adherents/agenda.php b/htdocs/adherents/agenda.php
index 360413b32f9..613f3e31894 100644
--- a/htdocs/adherents/agenda.php
+++ b/htdocs/adherents/agenda.php
@@ -27,10 +27,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
 
 $langs->load("companies");
 $langs->load("members");
@@ -72,8 +72,8 @@ $form = new Form($db);
  */
 if ($id)
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-	require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+	require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
 
 	$langs->load("companies");
 
diff --git a/htdocs/adherents/card_subscriptions.php b/htdocs/adherents/card_subscriptions.php
index deda22920df..bd24d303c9a 100644
--- a/htdocs/adherents/card_subscriptions.php
+++ b/htdocs/adherents/card_subscriptions.php
@@ -24,13 +24,13 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/cotisation.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/cotisation.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
 
 $langs->load("companies");
 $langs->load("bills");
@@ -281,7 +281,7 @@ if ($user->rights->adherent->cotisation->creer && $action == 'cotisation' && ! $
             // Insert into bank account directlty (if option choosed for) + link to llx_cotisation if option is 'bankdirect'
             if ($option == 'bankdirect' && $accountid)
             {
-                require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+                require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
                 $acct=new Account($db);
                 $result=$acct->fetch($accountid);
@@ -322,8 +322,8 @@ if ($user->rights->adherent->cotisation->creer && $action == 'cotisation' && ! $
             // If option choosed, we create invoice
             if (($option == 'bankviainvoice' && $accountid) || $option == 'invoiceonly')
             {
-                require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-                require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/paymentterm.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+                require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/paymentterm.class.php';
 
                 $invoice=new Facture($db);
                 $customer=new Societe($db);
@@ -374,9 +374,9 @@ if ($user->rights->adherent->cotisation->creer && $action == 'cotisation' && ! $
                 // Add payment onto invoice
                 if ($option == 'bankviainvoice' && $accountid)
                 {
-                    require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php');
-                    require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
-                    require_once(DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php');
+                    require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+                    require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
+                    require_once DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php';
 
                     // Creation de la ligne paiement
                     $amounts[$invoice->id] = price2num($cotisation);
diff --git a/htdocs/adherents/cartes/carte.php b/htdocs/adherents/cartes/carte.php
index 28475d03571..433f38843c7 100755
--- a/htdocs/adherents/cartes/carte.php
+++ b/htdocs/adherents/cartes/carte.php
@@ -23,11 +23,11 @@
  *	\brief      Page to output members business cards
  */
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/format_cards.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/member/modules_cards.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/printsheet/modules_labels.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/format_cards.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/member/modules_cards.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/printsheet/modules_labels.php';
 
 $langs->load("members");
 $langs->load("errors");
diff --git a/htdocs/adherents/class/adherent.class.php b/htdocs/adherents/class/adherent.class.php
index 1566b934afe..7e7f73971a7 100644
--- a/htdocs/adherents/class/adherent.class.php
+++ b/htdocs/adherents/class/adherent.class.php
@@ -26,10 +26,10 @@
  *	\brief      File of class to manage members of a foundation
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/cotisation.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/cotisation.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 
 /**
@@ -513,7 +513,7 @@ class Adherent extends CommonObject
                 // Update information on linked user if it is an update
                 if ($this->user_id > 0 && ! $nosyncuser)
                 {
-                    require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
+                    require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
 
                     dol_syslog(get_class($this)."::update update linked user");
 
@@ -557,7 +557,7 @@ class Adherent extends CommonObject
                 // Update information on linked thirdparty if it is an update
                 if ($this->fk_soc > 0 && ! $nosyncthirdparty)
                 {
-                    require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
+                    require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
 
                     dol_syslog(get_class($this)."::update update linked thirdparty");
 
@@ -721,37 +721,37 @@ class Adherent extends CommonObject
             	$ret=$this->setUserId(0);
             	if ($ret > 0)
             	{
-            		$sql = "DELETE FROM ".MAIN_DB_PREFIX."adherent WHERE rowid = ".$rowid;
-            		dol_syslog(get_class($this)."::delete sql=".$sql);
-            		$resql=$this->db->query($sql);
-            		if ($resql)
-            		{
-            			if ($this->db->affected_rows($resql))
-            			{
-            				// Appel des triggers
-            				include_once(DOL_DOCUMENT_ROOT . "/core/class/interfaces.class.php");
-            				$interface=new Interfaces($this->db);
-            				$result=$interface->run_triggers('MEMBER_DELETE',$this,$user,$langs,$conf);
-            				if ($result < 0) {
-            					$error++; $this->errors=$interface->errors;
-            				}
-            				// Fin appel triggers
-
-            				$this->db->commit();
-            				return 1;
-            			}
-            			else
-            			{
-            				// Rien a effacer
-            				$this->db->rollback();
-            				return 0;
-            			}
-            		}
-            		else
+            		$sql = "DELETE FROM ".MAIN_DB_PREFIX."adherent WHERE rowid = ".$rowid;
+            		dol_syslog(get_class($this)."::delete sql=".$sql);
+            		$resql=$this->db->query($sql);
+            		if ($resql)
+            		{
+            			if ($this->db->affected_rows($resql))
+            			{
+            				// Appel des triggers
+            				include_once(DOL_DOCUMENT_ROOT . "/core/class/interfaces.class.php");
+            				$interface=new Interfaces($this->db);
+            				$result=$interface->run_triggers('MEMBER_DELETE',$this,$user,$langs,$conf);
+            				if ($result < 0) {
+            					$error++; $this->errors=$interface->errors;
+            				}
+            				// Fin appel triggers
+
+            				$this->db->commit();
+            				return 1;
+            			}
+            			else
+            			{
+            				// Rien a effacer
+            				$this->db->rollback();
+            				return 0;
+            			}
+            		}
+            		else
             		{
             			$this->error=$this->db->error();
-            			$this->db->rollback();
-            			return -3;
+            			$this->db->rollback();
+            			return -3;
             		}
             	}
             }
@@ -792,7 +792,7 @@ class Adherent extends CommonObject
         // If new password not provided, we generate one
         if (! $password)
         {
-            require_once(DOL_DOCUMENT_ROOT."/core/lib/security2.lib.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
             $password=getRandomPassword('');
         }
 
@@ -825,7 +825,7 @@ class Adherent extends CommonObject
 
                 if ($this->user_id && ! $nosyncuser)
                 {
-                    require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
+                    require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
 
                     // This member is linked with a user, so we also update users informations
                     // if this is an update.
@@ -1510,7 +1510,7 @@ class Adherent extends CommonObject
         $ret='';
         if ($withcountry && $this->country_id && (empty($this->country_code) || empty($this->country)))
         {
-            require_once(DOL_DOCUMENT_ROOT ."/core/lib/company.lib.php");
+            require_once DOL_DOCUMENT_ROOT .'/core/lib/company.lib.php';
             $tmparray=getCountry($this->country_id,'all');
             $this->country_code=$tmparray['code'];
             $this->country     =$tmparray['label'];
diff --git a/htdocs/adherents/class/adherent_type.class.php b/htdocs/adherents/class/adherent_type.class.php
index ea2a6489f5b..d6a0ed1ce91 100644
--- a/htdocs/adherents/class/adherent_type.class.php
+++ b/htdocs/adherents/class/adherent_type.class.php
@@ -24,7 +24,7 @@
  *	\author     Rodolphe Quiedeville
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 
 
 /**
diff --git a/htdocs/adherents/class/cotisation.class.php b/htdocs/adherents/class/cotisation.class.php
index eb4624a4c40..75d2ffe2722 100644
--- a/htdocs/adherents/class/cotisation.class.php
+++ b/htdocs/adherents/class/cotisation.class.php
@@ -22,7 +22,7 @@
  *		\brief      File of class to manage subscriptions of foundation members
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 
 
 /**
@@ -198,7 +198,7 @@ class Cotisation extends CommonObject
 		// It subscription is linked to a bank transaction, we get it
 		if ($this->fk_bank)
 		{
-			require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+			require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 			$accountline=new AccountLine($this->db);
 			$result=$accountline->fetch($this->fk_bank);
 		}
@@ -213,7 +213,7 @@ class Cotisation extends CommonObject
 			$num=$this->db->affected_rows($resql);
 			if ($num)
 			{
-				require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
+				require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
 				$member=new Adherent($this->db);
 				$result=$member->fetch($this->fk_adherent);
 				$result=$member->update_end_date($user);
diff --git a/htdocs/adherents/cotisations.php b/htdocs/adherents/cotisations.php
index ee05be2e5ba..c49f6cc336c 100644
--- a/htdocs/adherents/cotisations.php
+++ b/htdocs/adherents/cotisations.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/cotisation.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/cotisation.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("members");
 
diff --git a/htdocs/adherents/document.php b/htdocs/adherents/document.php
index 37bdd7c150b..fea4564af41 100644
--- a/htdocs/adherents/document.php
+++ b/htdocs/adherents/document.php
@@ -25,12 +25,12 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
 
 $langs->load("members");
 $langs->load("companies");
@@ -70,7 +70,7 @@ $upload_dir = $conf->adherent->dir_output . "/" . get_exdir($id,2,0,1) . '/' . $
 // Envoie fichier
 if (GETPOST('sendit') && ! empty($conf->global->MAIN_UPLOAD_DOC))
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	dol_add_file_process($upload_dir,0,1,'userfile');
 }
diff --git a/htdocs/adherents/fiche.php b/htdocs/adherents/fiche.php
index 77421bdf6c4..7d46602e069 100644
--- a/htdocs/adherents/fiche.php
+++ b/htdocs/adherents/fiche.php
@@ -25,16 +25,16 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/cotisation.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/cotisation.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("companies");
 $langs->load("bills");
@@ -213,7 +213,7 @@ if ($action == 'confirm_sendinfo' && $confirm == 'yes')
 
 if ($action == 'update' && ! $_POST["cancel"] && $user->rights->adherent->creer)
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	$datenaiss='';
 	if (isset($_POST["naissday"]) && $_POST["naissday"]
@@ -755,7 +755,7 @@ if ($action == 'create')
     // Password
     if (empty($conf->global->ADHERENT_LOGIN_NOT_REQUIRED))
     {
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/security2.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
         $generated_password=getRandomPassword('');
         print '<tr><td><span class="fieldrequired">'.$langs->trans("Password").'</span></td><td>';
         print '<input size="30" maxsize="32" type="text" name="password" value="'.$generated_password.'">';
diff --git a/htdocs/adherents/fiche_subscription.php b/htdocs/adherents/fiche_subscription.php
index 861e28086f2..7541523d292 100644
--- a/htdocs/adherents/fiche_subscription.php
+++ b/htdocs/adherents/fiche_subscription.php
@@ -22,10 +22,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/cotisation.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/cotisation.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/adherents/htpasswd.php b/htdocs/adherents/htpasswd.php
index 02c505ebfb0..88239d79bc4 100644
--- a/htdocs/adherents/htpasswd.php
+++ b/htdocs/adherents/htpasswd.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/security2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
 
 // Security check
 if (! $user->rights->adherent->export) accessforbidden();
diff --git a/htdocs/adherents/index.php b/htdocs/adherents/index.php
index 9b0d1895e1b..9c50607064c 100644
--- a/htdocs/adherents/index.php
+++ b/htdocs/adherents/index.php
@@ -25,8 +25,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
 
 
 $langs->load("companies");
diff --git a/htdocs/adherents/info.php b/htdocs/adherents/info.php
index 067ce7fcf27..9aeab2c4b4a 100644
--- a/htdocs/adherents/info.php
+++ b/htdocs/adherents/info.php
@@ -23,9 +23,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/adherents/info_subscription.php b/htdocs/adherents/info_subscription.php
index 4634bc4a7d0..471f5bbd0e3 100644
--- a/htdocs/adherents/info_subscription.php
+++ b/htdocs/adherents/info_subscription.php
@@ -23,10 +23,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/cotisation.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/cotisation.class.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/adherents/ldap.php b/htdocs/adherents/ldap.php
index 304e0664225..2e689a015dc 100644
--- a/htdocs/adherents/ldap.php
+++ b/htdocs/adherents/ldap.php
@@ -23,11 +23,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ldap.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
 
 $langs->load("companies");
 $langs->load("members");
diff --git a/htdocs/adherents/liste.php b/htdocs/adherents/liste.php
index 657e0cd17af..44a97269110 100644
--- a/htdocs/adherents/liste.php
+++ b/htdocs/adherents/liste.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
 
 $langs->load("members");
 $langs->load("companies");
diff --git a/htdocs/adherents/note.php b/htdocs/adherents/note.php
index 69a9a0f613a..c7bd4ffda4b 100644
--- a/htdocs/adherents/note.php
+++ b/htdocs/adherents/note.php
@@ -23,9 +23,9 @@
 */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php');
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
 
 $langs->load("companies");
 $langs->load("members");
@@ -138,7 +138,7 @@ if ($id)
 	{
 	    print "<input type=\"hidden\" name=\"action\" value=\"update\">";
 		print "<input type=\"hidden\" name=\"id\" value=\"".$object->id."\">";
-        require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
         $doleditor=new DolEditor('note',$object->note,'',280,'dolibarr_notes','',true,true,$conf->global->FCKEDITOR_ENABLE_SOCIETE,10,80);
         $doleditor->Create();
 	}
diff --git a/htdocs/adherents/stats/geo.php b/htdocs/adherents/stats/geo.php
index 1c5c0c998bd..12d8b685709 100755
--- a/htdocs/adherents/stats/geo.php
+++ b/htdocs/adherents/stats/geo.php
@@ -22,7 +22,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
 
 $graphwidth = 700;
 $mapratio = 0.5;
diff --git a/htdocs/adherents/stats/index.php b/htdocs/adherents/stats/index.php
index 515df6c5a74..d7f1caad32e 100644
--- a/htdocs/adherents/stats/index.php
+++ b/htdocs/adherents/stats/index.php
@@ -24,9 +24,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherentstats.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/dolgraph.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherentstats.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/dolgraph.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
 
 $WIDTH=500;
 $HEIGHT=200;
diff --git a/htdocs/adherents/type.php b/htdocs/adherents/type.php
index 995c0b18ae7..2f0fecc28b1 100644
--- a/htdocs/adherents/type.php
+++ b/htdocs/adherents/type.php
@@ -25,8 +25,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
 
 $langs->load("members");
 
@@ -244,7 +244,7 @@ if ($action == 'create')
 	print '<textarea name="comment" wrap="soft" cols="60" rows="3"></textarea></td></tr>';
 
 	print '<tr><td valign="top">'.$langs->trans("WelcomeEMail").'</td><td>';
-	require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 	$doleditor=new DolEditor('mail_valid',$adht->mail_valid,'',280,'dolibarr_notes','',false,true,$conf->fckeditor->enabled,15,90);
 	$doleditor->Create();
 	print '</td></tr>';
@@ -626,7 +626,7 @@ if ($rowid > 0)
 		print '<textarea name="comment" wrap="soft" cols="90" rows="3">'.$adht->note.'</textarea></td></tr>';
 
 		print '<tr><td valign="top">'.$langs->trans("WelcomeEMail").'</td><td>';
-		require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 		$doleditor=new DolEditor('mail_valid',$adht->mail_valid,'',280,'dolibarr_notes','',false,true,$conf->fckeditor->enabled,15,90);
 		$doleditor->Create();
 		print "</td></tr>";
diff --git a/htdocs/admin/accounting.php b/htdocs/admin/accounting.php
index 5fdfc965143..e741bc1e6a9 100644
--- a/htdocs/admin/accounting.php
+++ b/htdocs/admin/accounting.php
@@ -23,7 +23,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load('admin');
 $langs->load('compta');
diff --git a/htdocs/admin/agenda.php b/htdocs/admin/agenda.php
index 969cd1fb2ce..e876f902bcc 100644
--- a/htdocs/admin/agenda.php
+++ b/htdocs/admin/agenda.php
@@ -24,8 +24,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/agenda.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php';
 
 if (!$user->admin)
     accessforbidden();
diff --git a/htdocs/admin/agenda_extsites.php b/htdocs/admin/agenda_extsites.php
index b9309c2abb3..ae7dc13794c 100644
--- a/htdocs/admin/agenda_extsites.php
+++ b/htdocs/admin/agenda_extsites.php
@@ -23,11 +23,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formadmin.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/agenda.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formadmin.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 if (!$user->admin)
     accessforbidden();
diff --git a/htdocs/admin/agenda_xcal.php b/htdocs/admin/agenda_xcal.php
index 53071557620..378cb1af794 100644
--- a/htdocs/admin/agenda_xcal.php
+++ b/htdocs/admin/agenda_xcal.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php';
 
 
 if (!$user->admin)
diff --git a/htdocs/admin/barcode.php b/htdocs/admin/barcode.php
index 3670f766b68..6df94c52c32 100644
--- a/htdocs/admin/barcode.php
+++ b/htdocs/admin/barcode.php
@@ -25,8 +25,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formbarcode.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formbarcode.class.php';
 
 $langs->load("admin");
 
@@ -132,7 +132,7 @@ foreach($dirbarcode as $reldir)
 						$filebis=$reg[1];
 
 						// Chargement de la classe de codage
-						require_once($newdir.$file);
+						require_once $newdir.$file;
 						$classname = "mod".ucfirst($filebis);
 						$module = new $classname($db);
 
diff --git a/htdocs/admin/boxes.php b/htdocs/admin/boxes.php
index 36bdb3f5d59..98c342b321a 100644
--- a/htdocs/admin/boxes.php
+++ b/htdocs/admin/boxes.php
@@ -24,7 +24,7 @@
 
 require("../main.inc.php");
 include_once(DOL_DOCUMENT_ROOT."/core/boxes/modules_boxes.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/infobox.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/infobox.class.php';
 include_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
 
 $langs->load("admin");
diff --git a/htdocs/admin/clicktodial.php b/htdocs/admin/clicktodial.php
index c2d5590413b..a0f96be7ba4 100644
--- a/htdocs/admin/clicktodial.php
+++ b/htdocs/admin/clicktodial.php
@@ -24,7 +24,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/admin/commande.php b/htdocs/admin/commande.php
index 638064fd1dd..4165b62c368 100644
--- a/htdocs/admin/commande.php
+++ b/htdocs/admin/commande.php
@@ -30,8 +30,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 
 $langs->load("admin");
 $langs->load("errors");
@@ -89,7 +89,7 @@ if ($action == 'specimen')
 
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$module = new $classname($db);
 
@@ -272,7 +272,7 @@ foreach ($dirmodels as $reldir)
 				{
 					$file = substr($file, 0, dol_strlen($file)-4);
 
-					require_once(DOL_DOCUMENT_ROOT ."/core/modules/commande/".$file.".php");
+					require_once DOL_DOCUMENT_ROOT ."/core/modules/commande/".$file.'.php';
 
 					$module = new $file;
 
@@ -415,7 +415,7 @@ foreach ($dirmodels as $reldir)
                     		$name = substr($file, 4, dol_strlen($file) -16);
 	                        $classname = substr($file, 0, dol_strlen($file) -12);
 
-	                        require_once($dir.'/'.$file);
+	                        require_once $dir.'/'.$file;
 	                        $module = new $classname($db);
 
 	                        $modulequalified=1;
diff --git a/htdocs/admin/company.php b/htdocs/admin/company.php
index c0c1fcba460..87fd8f5d112 100644
--- a/htdocs/admin/company.php
+++ b/htdocs/admin/company.php
@@ -26,13 +26,13 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $action=GETPOST('action');
 
@@ -51,7 +51,7 @@ $message='';
 if ( ($action == 'update' && empty($_POST["cancel"]))
 || ($action == 'updateedit') )
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     $tmparray=getCountry(GETPOST('country_id','int'),'all',$db,$langs,0);
     if (! empty($tmparray['id']))
@@ -211,7 +211,7 @@ if ($action == 'addthumb')
 
 if ($action == 'removelogo')
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     $logofile=$conf->mycompany->dir_output.'/logos/'.$mysoc->logo;
     dol_delete_file($logofile);
diff --git a/htdocs/admin/compta.php b/htdocs/admin/compta.php
index 0ffd319cf13..55096163d70 100644
--- a/htdocs/admin/compta.php
+++ b/htdocs/admin/compta.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load('admin');
 $langs->load('compta');
diff --git a/htdocs/admin/confexped.php b/htdocs/admin/confexped.php
index 3e04767c840..e18f0aaf3b0 100644
--- a/htdocs/admin/confexped.php
+++ b/htdocs/admin/confexped.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 $langs->load("sendings");
diff --git a/htdocs/admin/const.php b/htdocs/admin/const.php
index ccd5a72c0db..b737d927348 100644
--- a/htdocs/admin/const.php
+++ b/htdocs/admin/const.php
@@ -24,7 +24,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/admin/contract.php b/htdocs/admin/contract.php
index aed99fdae8e..dc178919110 100644
--- a/htdocs/admin/contract.php
+++ b/htdocs/admin/contract.php
@@ -22,8 +22,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
 
 $langs->load("admin");
 $langs->load("errors");
@@ -113,7 +113,7 @@ if (is_resource($handle))
         {
             $file = substr($file, 0, dol_strlen($file)-4);
 
-            require_once(DOL_DOCUMENT_ROOT ."/core/modules/contract/".$file.".php");
+            require_once DOL_DOCUMENT_ROOT ."/core/modules/contract/".$file.'.php';
 
             $module = new $file;
 
diff --git a/htdocs/admin/delais.php b/htdocs/admin/delais.php
index 0acfed506b2..a669d8e5c27 100644
--- a/htdocs/admin/delais.php
+++ b/htdocs/admin/delais.php
@@ -24,7 +24,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/admin/dict.php b/htdocs/admin/dict.php
index 5b0ee0d7824..ff41d6980ec 100644
--- a/htdocs/admin/dict.php
+++ b/htdocs/admin/dict.php
@@ -29,9 +29,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formadmin.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formadmin.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("errors");
 $langs->load("admin");
diff --git a/htdocs/admin/dons.php b/htdocs/admin/dons.php
index 789884702c6..d00630af55c 100644
--- a/htdocs/admin/dons.php
+++ b/htdocs/admin/dons.php
@@ -22,8 +22,8 @@
  *		\brief      Page d'administration/configuration du module Dons
  */
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/dons/class/don.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/dons/class/don.class.php';
 
 $langs->load("admin");
 $langs->load("donations");
@@ -53,7 +53,7 @@ if ($action == 'specimen')
     if (file_exists($dir.$file))
     {
         $classname = $modele;
-        require_once($dir.$file);
+        require_once $dir.$file;
 
         $obj = new $classname($db);
 
@@ -200,7 +200,7 @@ if (is_resource($handle))
             $name = substr($file, 0, dol_strlen($file) -12);
             $classname = substr($file, 0, dol_strlen($file) -12);
 
-            require_once($dir.'/'.$file);
+            require_once $dir.'/'.$file;
             $module=new $classname($db);
 
             // Show modules according to features level
diff --git a/htdocs/admin/events.php b/htdocs/admin/events.php
index df875865a85..5b13346dce0 100644
--- a/htdocs/admin/events.php
+++ b/htdocs/admin/events.php
@@ -22,9 +22,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/agenda.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/events.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/events.class.php';
 
 
 if (!$user->admin)
diff --git a/htdocs/admin/expedition.php b/htdocs/admin/expedition.php
index 1adc2ecc660..9277729f32a 100644
--- a/htdocs/admin/expedition.php
+++ b/htdocs/admin/expedition.php
@@ -29,8 +29,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
 
 $langs->load("admin");
 $langs->load("sendings");
@@ -130,7 +130,7 @@ if ($action == 'specimen')
 
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$module = new $classname($db);
 
@@ -192,7 +192,7 @@ if ($action == 'setmethod' || $action== 'setmod')
 	$moduleid=GETPOST('moduleid','alpha');
 	$statut=GETPOST('statut','alpha');
 
-	require_once(DOL_DOCUMENT_ROOT."/core/modules/expedition/methode_expedition_$module.modules.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/modules/expedition/methode_expedition_$module.modules.php';
 
 	$classname = "methode_expedition_$module";
 	$expem = new $classname($db);
@@ -344,7 +344,7 @@ foreach ($dirmodels as $reldir)
 				{
 					$file = substr($file, 0, dol_strlen($file)-4);
 
-					require_once(DOL_DOCUMENT_ROOT ."/core/modules/expedition/".$file.".php");
+					require_once DOL_DOCUMENT_ROOT ."/core/modules/expedition/".$file.'.php';
 
 					$module = new $file;
 
@@ -480,7 +480,7 @@ foreach ($dirmodels as $reldir)
 	    			print '<tr '.$bc[$var].'><td>';
 	    			print $name;
 	    			print "</td><td>\n";
-	    			require_once($dir.$file);
+	    			require_once $dir.$file;
 	    			$module = new $classname();
 
 	    			print $module->description;
diff --git a/htdocs/admin/external_rss.php b/htdocs/admin/external_rss.php
index 004c04bb12f..3f9c1a55817 100644
--- a/htdocs/admin/external_rss.php
+++ b/htdocs/admin/external_rss.php
@@ -28,8 +28,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/rssparser.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/rssparser.class.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/admin/facture.php b/htdocs/admin/facture.php
index eb88d57be98..817c160861a 100644
--- a/htdocs/admin/facture.php
+++ b/htdocs/admin/facture.php
@@ -27,8 +27,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 $langs->load("admin");
 $langs->load("errors");
@@ -88,7 +88,7 @@ if ($action == 'specimen')
 
     if ($filefound)
     {
-    	require_once($file);
+    	require_once $file;
 
     	$module = new $classname($db);
 
@@ -347,7 +347,7 @@ foreach ($dirmodels as $reldir)
                     if (! class_exists($classname) && is_readable($dir.$filebis) && (preg_match('/mod_/',$filebis) || preg_match('/mod_/',$classname)) && substr($filebis, dol_strlen($filebis)-3, 3) == 'php')
                     {
                         // Chargement de la classe de numerotation
-                        require_once($dir.$filebis);
+                        require_once $dir.$filebis;
 
                         $module = new $classname($db);
 
@@ -515,7 +515,7 @@ foreach ($dirmodels as $reldir)
                     		$name = substr($file, 4, dol_strlen($file) -16);
 	                        $classname = substr($file, 0, dol_strlen($file) -12);
 
-	                        require_once($dir.'/'.$file);
+	                        require_once $dir.'/'.$file;
 	                        $module = new $classname($db);
 
 	                        $modulequalified=1;
diff --git a/htdocs/admin/fckeditor.php b/htdocs/admin/fckeditor.php
index 497bed1c02a..21e537f1ea6 100644
--- a/htdocs/admin/fckeditor.php
+++ b/htdocs/admin/fckeditor.php
@@ -25,8 +25,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
 $langs->load("admin");
 $langs->load("fckeditor");
diff --git a/htdocs/admin/fichinter.php b/htdocs/admin/fichinter.php
index 4aac5a88fed..de2970a5f4f 100644
--- a/htdocs/admin/fichinter.php
+++ b/htdocs/admin/fichinter.php
@@ -29,8 +29,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php';
 
 $langs->load("admin");
 $langs->load("errors");
@@ -125,7 +125,7 @@ if ($action == 'specimen')
 
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$module = new $classname($db);
 
@@ -234,7 +234,7 @@ foreach ($dirmodels as $reldir)
 					$file = $reg[1];
 					$classname = substr($file,4);
 
-					require_once(DOL_DOCUMENT_ROOT ."/core/modules/fichinter/".$file.".php");
+					require_once DOL_DOCUMENT_ROOT ."/core/modules/fichinter/".$file.'.php';
 
 					$module = new $file;
 
@@ -356,7 +356,7 @@ foreach ($dirmodels as $reldir)
 		    		print '<tr '.$bc[$var].'><td>';
 		    		echo "$name";
 		    		print "</td><td>\n";
-		    		require_once($dir.$file);
+		    		require_once $dir.$file;
 		    		$module = new $classname($db);
 		    		print $module->description;
 		    		print '</td>';
diff --git a/htdocs/admin/fournisseur.php b/htdocs/admin/fournisseur.php
index 4c6c3fa533d..cebef187545 100644
--- a/htdocs/admin/fournisseur.php
+++ b/htdocs/admin/fournisseur.php
@@ -28,10 +28,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
 
 $langs->load("admin");
 $langs->load('other');
@@ -94,7 +94,7 @@ if ($action == 'specimen')  // For orders
 
     if ($filefound)
     {
-    	require_once($file);
+    	require_once $file;
 
     	$module = new $classname($db,$commande);
 
@@ -140,7 +140,7 @@ if ($action == 'specimenfacture')   // For invoices
 
     if ($filefound)
     {
-    	require_once($file);
+    	require_once $file;
 
     	$module = new $classname($db,$facture);
 
@@ -314,7 +314,7 @@ foreach ($dirmodels as $reldir)
                 {
                     $file = substr($file, 0, dol_strlen($file)-4);
 
-                    require_once($dir.$file.".php");
+                    require_once $dir.$file.'.php';
 
                     $module = new $file;
 
@@ -455,7 +455,7 @@ foreach ($dirmodels as $reldir)
                     print "<tr ".$bc[$var].">\n";
                     print "<td>".$name."</td>\n";
                     print "<td>\n";
-                    require_once($dir.$file);
+                    require_once $dir.$file;
                     $module = new $classname($db,$specimenthirdparty);
                     print $module->description;
                     print "</td>\n";
@@ -587,7 +587,7 @@ foreach ($dirmodels as $reldir)
                     print "<tr ".$bc[$var].">\n";
                     print "<td>".$name."</td>\n";
                     print "<td>";
-                    require_once($dir.$file);
+                    require_once $dir.$file;
                     $module = new $classname($db,$specimenthirdparty);
                     print $module->description;
                     print "</td>\n";
diff --git a/htdocs/admin/geoipmaxmind.php b/htdocs/admin/geoipmaxmind.php
index 3d384a4b832..ef41b8801e9 100644
--- a/htdocs/admin/geoipmaxmind.php
+++ b/htdocs/admin/geoipmaxmind.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/dolgeoip.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/dolgeoip.class.php';
 
 // Security check
 if (!$user->admin)
diff --git a/htdocs/admin/ihm.php b/htdocs/admin/ihm.php
index 6e4f965bd27..f99db823f36 100644
--- a/htdocs/admin/ihm.php
+++ b/htdocs/admin/ihm.php
@@ -23,11 +23,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/usergroups.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formadmin.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formadmin.class.php';
 
 $langs->load("admin");
 $langs->load("languages");
@@ -103,7 +103,7 @@ print "<br>\n";
 if ($action == 'edit')	// Edit
 {
     //WYSIWYG Editor
-    require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
     print '<form method="post" action="'.$_SERVER["PHP_SELF"].'">';
     print '<input type="hidden" name="token" value="'.$_SESSION['newtoken'].'">';
diff --git a/htdocs/admin/ldap.php b/htdocs/admin/ldap.php
index 30932ecadd0..e7fb7b15dc9 100644
--- a/htdocs/admin/ldap.php
+++ b/htdocs/admin/ldap.php
@@ -27,9 +27,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ldap.lib.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/admin/ldap_contacts.php b/htdocs/admin/ldap_contacts.php
index d7dc1ffc9e5..6ffa7353aec 100644
--- a/htdocs/admin/ldap_contacts.php
+++ b/htdocs/admin/ldap_contacts.php
@@ -27,10 +27,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ldap.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
 
 $langs->load("admin");
 $langs->load("errors");
diff --git a/htdocs/admin/ldap_groups.php b/htdocs/admin/ldap_groups.php
index 5b4eded2f99..ba02aeba3e0 100644
--- a/htdocs/admin/ldap_groups.php
+++ b/htdocs/admin/ldap_groups.php
@@ -27,11 +27,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/usergroup.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/usergroup.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ldap.lib.php';
 
 $langs->load("admin");
 $langs->load("errors");
diff --git a/htdocs/admin/ldap_members.php b/htdocs/admin/ldap_members.php
index cca1d5fbdcb..0d99a8cc40b 100644
--- a/htdocs/admin/ldap_members.php
+++ b/htdocs/admin/ldap_members.php
@@ -27,11 +27,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ldap.lib.php';
 
 $langs->load("admin");
 $langs->load("errors");
diff --git a/htdocs/admin/ldap_users.php b/htdocs/admin/ldap_users.php
index 5f528bc5a5f..abb068e299e 100644
--- a/htdocs/admin/ldap_users.php
+++ b/htdocs/admin/ldap_users.php
@@ -27,11 +27,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/usergroup.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/usergroup.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ldap.lib.php';
 
 $langs->load("admin");
 $langs->load("errors");
diff --git a/htdocs/admin/limits.php b/htdocs/admin/limits.php
index cc5ac952972..38f2dcc0858 100644
--- a/htdocs/admin/limits.php
+++ b/htdocs/admin/limits.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/price.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/price.lib.php';
 
 $langs->load("companies");
 $langs->load("products");
diff --git a/htdocs/admin/livraison.php b/htdocs/admin/livraison.php
index f23b73a766d..60b4d189ffa 100644
--- a/htdocs/admin/livraison.php
+++ b/htdocs/admin/livraison.php
@@ -28,8 +28,8 @@
  *      \brief      Page d'administration/configuration du module Livraison
  */
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/livraison/class/livraison.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/livraison/class/livraison.class.php';
 
 $langs->load("admin");
 $langs->load("sendings");
@@ -106,7 +106,7 @@ if ($action == 'specimen')
 
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$module = new $classname($db);
 
@@ -236,7 +236,7 @@ foreach ($dirmodels as $reldir)
 				{
 					$file = substr($file, 0, dol_strlen($file)-4);
 
-					require_once(DOL_DOCUMENT_ROOT ."/core/modules/livraison/".$file.".php");
+					require_once DOL_DOCUMENT_ROOT ."/core/modules/livraison/".$file.'.php';
 
 					$module = new $file;
 
@@ -371,7 +371,7 @@ foreach ($dirmodels as $reldir)
 	    			print '<tr '.$bc[$var].'><td>';
 	    			print $name;
 	    			print "</td><td>\n";
-	    			require_once($dir.$file);
+	    			require_once $dir.$file;
 	    			$module = new $classname($db);
 
 	    			print $module->description;
diff --git a/htdocs/admin/mailing.php b/htdocs/admin/mailing.php
index c423645d5c8..6baab61876d 100644
--- a/htdocs/admin/mailing.php
+++ b/htdocs/admin/mailing.php
@@ -24,8 +24,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/security2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
 
 $langs->load("admin");
 $langs->load("mails");
diff --git a/htdocs/admin/mails.php b/htdocs/admin/mails.php
index 75bf3c41e76..c5cf25bf26e 100644
--- a/htdocs/admin/mails.php
+++ b/htdocs/admin/mails.php
@@ -22,8 +22,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 $langs->load("companies");
 $langs->load("products");
@@ -78,7 +78,7 @@ if ($action == 'update' && empty($_POST["cancel"]))
  */
 if (GETPOST('addfile') || GETPOST('addfilehtml'))
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	// Set tmp user directory
 	$vardir=$conf->user->dir_output."/".$user->id;
@@ -184,7 +184,7 @@ if (($action == 'send' || $action == 'sendhtml') && ! GETPOST('addfile') && ! GE
 		$subject=make_substitutions($subject,$substitutionarrayfortest);
 		$body=make_substitutions($body,$substitutionarrayfortest);
 
-		require_once(DOL_DOCUMENT_ROOT."/core/class/CMailFile.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
         $mailfile = new CMailFile(
             $subject,
             $sendto,
diff --git a/htdocs/admin/menus.php b/htdocs/admin/menus.php
index bfc9a74ac97..d3a3ed0942e 100644
--- a/htdocs/admin/menus.php
+++ b/htdocs/admin/menus.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formadmin.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formadmin.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $action=GETPOST('action');
 
diff --git a/htdocs/admin/menus/edit.php b/htdocs/admin/menus/edit.php
index 003dfb0c2bd..df5b79af766 100644
--- a/htdocs/admin/menus/edit.php
+++ b/htdocs/admin/menus/edit.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formadmin.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/menubase.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formadmin.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/menubase.class.php';
 
 
 $langs->load("admin");
diff --git a/htdocs/admin/menus/index.php b/htdocs/admin/menus/index.php
index 7dd3a5e805d..2d7b9d697af 100644
--- a/htdocs/admin/menus/index.php
+++ b/htdocs/admin/menus/index.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formadmin.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/treeview.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formadmin.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/treeview.lib.php';
 
 $langs->load("other");
 $langs->load("admin");
diff --git a/htdocs/admin/menus/menu.js.php b/htdocs/admin/menus/menu.js.php
index 0401e57186d..529f411cefc 100644
--- a/htdocs/admin/menus/menu.js.php
+++ b/htdocs/admin/menus/menu.js.php
@@ -34,8 +34,8 @@ if (! defined('NOREQUIREAJAX'))   define('NOREQUIREAJAX','1');
 
 session_cache_limiter(FALSE);
 
-require_once("../../master.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions.lib.php");
+require_once '../../master.inc.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php';
 
 // Define css type
 header('Content-type: application/javascript');
diff --git a/htdocs/admin/menus/other.php b/htdocs/admin/menus/other.php
index 41168160d31..5f0a7a5693d 100644
--- a/htdocs/admin/menus/other.php
+++ b/htdocs/admin/menus/other.php
@@ -22,7 +22,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("users");
 $langs->load("admin");
diff --git a/htdocs/admin/modules.php b/htdocs/admin/modules.php
index 5db40f5cdbd..02c2f91b5a7 100644
--- a/htdocs/admin/modules.php
+++ b/htdocs/admin/modules.php
@@ -26,7 +26,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("errors");
 $langs->load("admin");
diff --git a/htdocs/admin/notification.php b/htdocs/admin/notification.php
index bc228be0711..2ae4edc0fa7 100644
--- a/htdocs/admin/notification.php
+++ b/htdocs/admin/notification.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/triggers/interface_50_modNotification_Notification.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/triggers/interface_50_modNotification_Notification.class.php';
 
 $langs->load("admin");
 $langs->load("other");
diff --git a/htdocs/admin/pdf.php b/htdocs/admin/pdf.php
index 5842587b5e8..29ee436449b 100755
--- a/htdocs/admin/pdf.php
+++ b/htdocs/admin/pdf.php
@@ -24,11 +24,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/usergroups.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formadmin.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formadmin.class.php';
 
 $langs->load("admin");
 $langs->load("languages");
diff --git a/htdocs/admin/perms.php b/htdocs/admin/perms.php
index c7f1d417964..0414d3dcfcc 100644
--- a/htdocs/admin/perms.php
+++ b/htdocs/admin/perms.php
@@ -25,8 +25,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 $langs->load("admin");
 $langs->load("users");
diff --git a/htdocs/admin/prelevement.php b/htdocs/admin/prelevement.php
index 1b4cd867dd9..cbcbfa9e97a 100644
--- a/htdocs/admin/prelevement.php
+++ b/htdocs/admin/prelevement.php
@@ -25,9 +25,9 @@
  */
 
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("admin");
 $langs->load("withdrawals");
diff --git a/htdocs/admin/project.php b/htdocs/admin/project.php
index 80be64c8153..616cb29e663 100644
--- a/htdocs/admin/project.php
+++ b/htdocs/admin/project.php
@@ -25,9 +25,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/projet/class/project.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/projet/class/task.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
 
 $langs->load("admin");
 $langs->load("errors");
@@ -89,7 +89,7 @@ if ($action == 'specimen')
 
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$module = new $classname($db);
 
@@ -198,7 +198,7 @@ foreach ($dirmodels as $reldir)
 					$file = $reg[1];
 					$classname = substr($file,4);
 
-					require_once(DOL_DOCUMENT_ROOT ."/core/modules/project/".$file.".php");
+					require_once DOL_DOCUMENT_ROOT ."/core/modules/project/".$file.'.php';
 
 					$module = new $file;
 
@@ -331,7 +331,7 @@ foreach ($dirmodels as $reldir)
 					$var=!$var;
 					print "<tr ".$bc[$var].">\n  <td>$name";
 					print "</td>\n  <td>\n";
-					require_once($dir.$file);
+					require_once $dir.$file;
 					$module = new $classname($db);
 					print $module->description;
 					print "</td>\n";
diff --git a/htdocs/admin/propal.php b/htdocs/admin/propal.php
index 1d9a4e919a2..1e8f28bef25 100644
--- a/htdocs/admin/propal.php
+++ b/htdocs/admin/propal.php
@@ -29,8 +29,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 
 $langs->load("admin");
 $langs->load("errors");
@@ -89,7 +89,7 @@ if ($action == 'specimen')
 
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$module = new $classname($db);
 
@@ -257,7 +257,7 @@ foreach ($dirmodels as $reldir)
 				{
 					$file = substr($file, 0, dol_strlen($file)-4);
 
-					require_once($dir.$file.".php");
+					require_once $dir.$file.'.php';
 
 					$module = new $file;
 
@@ -399,7 +399,7 @@ foreach ($dirmodels as $reldir)
                     		$name = substr($file, 4, dol_strlen($file) -16);
 	                        $classname = substr($file, 0, dol_strlen($file) -12);
 
-	                        require_once($dir.'/'.$file);
+	                        require_once $dir.'/'.$file;
 	                        $module = new $classname($db);
 
 	                        $modulequalified=1;
diff --git a/htdocs/admin/proxy.php b/htdocs/admin/proxy.php
index 2cba5ee10c2..12669b657ee 100755
--- a/htdocs/admin/proxy.php
+++ b/htdocs/admin/proxy.php
@@ -22,8 +22,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load("users");
 $langs->load("admin");
diff --git a/htdocs/admin/security.php b/htdocs/admin/security.php
index 5b9622d9f49..2753e6ab2cb 100644
--- a/htdocs/admin/security.php
+++ b/htdocs/admin/security.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/security2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
 
 $action=GETPOST('action');
 
@@ -226,7 +226,7 @@ if (is_resource($handle))
         {
             // Chargement de la classe de numerotation
             $classname = $reg[1];
-            require_once($dir.'/'.$file);
+            require_once $dir.'/'.$file;
 
             $obj = new $classname($db,$conf,$langs,$user);
             $arrayhandler[$obj->id]=$obj;
diff --git a/htdocs/admin/security_other.php b/htdocs/admin/security_other.php
index 900cbe42340..6940124e7db 100644
--- a/htdocs/admin/security_other.php
+++ b/htdocs/admin/security_other.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load("users");
 $langs->load("admin");
@@ -41,7 +41,7 @@ $upload_dir=$conf->admin->dir_temp;
 
 if (GETPOST('sendit') && ! empty($conf->global->MAIN_UPLOAD_DOC))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     dol_add_file_process($upload_dir,0,0);
 }
diff --git a/htdocs/admin/sms.php b/htdocs/admin/sms.php
index 68a4819d4ed..fd38cd32ca5 100755
--- a/htdocs/admin/sms.php
+++ b/htdocs/admin/sms.php
@@ -22,7 +22,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("companies");
 $langs->load("products");
@@ -115,7 +115,7 @@ if ($action == 'send' && ! $_POST['cancel'])
         complete_substitutions_array($substitutionarrayfortest, $langs);
 	    $body=make_substitutions($body,$substitutionarrayfortest);
 
-		require_once(DOL_DOCUMENT_ROOT."/core/class/CSMSFile.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/class/CSMSFile.class.php';
 
 		$smsfile = new CSMSFile($sendto, $smsfrom, $body, $deliveryreceipt, $deferred, $priority, $class);  // This define OvhSms->login, pass, session and account
 		$result=$smsfile->sendfile(); // This send SMS
diff --git a/htdocs/admin/stock.php b/htdocs/admin/stock.php
index ceb137be24b..11809d58259 100644
--- a/htdocs/admin/stock.php
+++ b/htdocs/admin/stock.php
@@ -24,7 +24,7 @@
  *	\brief      Page d'administration/configuration du module gestion de stock
  */
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 $langs->load("stocks");
diff --git a/htdocs/admin/syslog.php b/htdocs/admin/syslog.php
index a24d7f38d89..7265767aef3 100644
--- a/htdocs/admin/syslog.php
+++ b/htdocs/admin/syslog.php
@@ -24,7 +24,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 if (!$user->admin) accessforbidden();
 
diff --git a/htdocs/admin/system/dolibarr.php b/htdocs/admin/system/dolibarr.php
index 5c9a262a268..2ba5acbbd83 100644
--- a/htdocs/admin/system/dolibarr.php
+++ b/htdocs/admin/system/dolibarr.php
@@ -23,8 +23,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/memory.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/memory.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $langs->load("admin");
 $langs->load("install");
diff --git a/htdocs/admin/system/index.php b/htdocs/admin/system/index.php
index dedae30cda0..49d7698b496 100644
--- a/htdocs/admin/system/index.php
+++ b/htdocs/admin/system/index.php
@@ -23,7 +23,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 $langs->load("admin");
 $langs->load("user");
diff --git a/htdocs/admin/system/modules.php b/htdocs/admin/system/modules.php
index 1a10f15ca1e..5e12d40a598 100644
--- a/htdocs/admin/system/modules.php
+++ b/htdocs/admin/system/modules.php
@@ -23,7 +23,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 $langs->load("admin");
 $langs->load("install");
diff --git a/htdocs/admin/system/os.php b/htdocs/admin/system/os.php
index 6d3366fe366..5659b5769f7 100644
--- a/htdocs/admin/system/os.php
+++ b/htdocs/admin/system/os.php
@@ -22,7 +22,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/admin/system/web.php b/htdocs/admin/system/web.php
index 6d237bdfff1..2005b589998 100644
--- a/htdocs/admin/system/web.php
+++ b/htdocs/admin/system/web.php
@@ -21,8 +21,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/admin/taxes.php b/htdocs/admin/taxes.php
index f161fbd3927..5df354a86e4 100644
--- a/htdocs/admin/taxes.php
+++ b/htdocs/admin/taxes.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load('admin');
 
diff --git a/htdocs/admin/tools/dolibarr_export.php b/htdocs/admin/tools/dolibarr_export.php
index 8fc78e72502..b4d58db5e4a 100644
--- a/htdocs/admin/tools/dolibarr_export.php
+++ b/htdocs/admin/tools/dolibarr_export.php
@@ -23,9 +23,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/admin/tools/export.php b/htdocs/admin/tools/export.php
index 39e34e041c3..37cbbdb2133 100644
--- a/htdocs/admin/tools/export.php
+++ b/htdocs/admin/tools/export.php
@@ -22,9 +22,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/admin/tools/listevents.php b/htdocs/admin/tools/listevents.php
index 2423438e6b4..38f79af9111 100644
--- a/htdocs/admin/tools/listevents.php
+++ b/htdocs/admin/tools/listevents.php
@@ -23,7 +23,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/events.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/events.class.php';
 
 if (! $user->admin)
 	accessforbidden();
diff --git a/htdocs/admin/tools/listsessions.php b/htdocs/admin/tools/listsessions.php
index 10b7dfe6554..b08a07bcd35 100644
--- a/htdocs/admin/tools/listsessions.php
+++ b/htdocs/admin/tools/listsessions.php
@@ -23,7 +23,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("install");
 
diff --git a/htdocs/admin/tools/purge.php b/htdocs/admin/tools/purge.php
index e9465de8f73..5c0144f7bb1 100644
--- a/htdocs/admin/tools/purge.php
+++ b/htdocs/admin/tools/purge.php
@@ -97,7 +97,7 @@ if ($action=='purge' && ! preg_match('/^confirm/i',$choice) && ($choice != 'allf
 		// Update cachenbofdoc
 		if (! empty($conf->ecm->enabled) && $choice=='allfiles')
 		{
-			require_once(DOL_DOCUMENT_ROOT."/ecm/class/ecmdirectory.class.php");
+			require_once DOL_DOCUMENT_ROOT.'/ecm/class/ecmdirectory.class.php';
 			$ecmdirstatic = new EcmDirectory($db);
 			$result = $ecmdirstatic->refreshcachenboffile(1);
 		}
diff --git a/htdocs/admin/translation.php b/htdocs/admin/translation.php
index a80406f4ce0..24dcac475d1 100755
--- a/htdocs/admin/translation.php
+++ b/htdocs/admin/translation.php
@@ -22,7 +22,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("companies");
 $langs->load("products");
diff --git a/htdocs/admin/triggers.php b/htdocs/admin/triggers.php
index d3860512d1e..489e24d1e6e 100644
--- a/htdocs/admin/triggers.php
+++ b/htdocs/admin/triggers.php
@@ -21,7 +21,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/interfaces.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/interfaces.class.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/admin/user.php b/htdocs/admin/user.php
index aebb05abed9..0bdaf27b70d 100644
--- a/htdocs/admin/user.php
+++ b/htdocs/admin/user.php
@@ -27,7 +27,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 $langs->load("members");
diff --git a/htdocs/admin/workflow.php b/htdocs/admin/workflow.php
index c9fe8782a45..bb2b5137ae9 100755
--- a/htdocs/admin/workflow.php
+++ b/htdocs/admin/workflow.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 $langs->load("workflow");
diff --git a/htdocs/asterisk/wrapper.php b/htdocs/asterisk/wrapper.php
index 80d394fa452..21aa75a4cae 100644
--- a/htdocs/asterisk/wrapper.php
+++ b/htdocs/asterisk/wrapper.php
@@ -60,9 +60,9 @@ function llxFooter()
     print "\n".'</html>'."\n";
 }
 
-require_once("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once '../main.inc.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 
 // Security check
diff --git a/htdocs/bookmarks/admin/bookmark.php b/htdocs/bookmarks/admin/bookmark.php
index 5f056656ddc..8c19f53cf82 100644
--- a/htdocs/bookmarks/admin/bookmark.php
+++ b/htdocs/bookmarks/admin/bookmark.php
@@ -23,7 +23,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/bookmarks/bookmarks.lib.php b/htdocs/bookmarks/bookmarks.lib.php
index f047be2349f..eb403c5ed22 100644
--- a/htdocs/bookmarks/bookmarks.lib.php
+++ b/htdocs/bookmarks/bookmarks.lib.php
@@ -35,7 +35,7 @@ function printBookmarksList($aDb, $aLangs)
 	$db = $aDb;
 	$langs = $aLangs;
 
-	require_once(DOL_DOCUMENT_ROOT."/bookmarks/class/bookmark.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/bookmarks/class/bookmark.class.php';
 	if (! isset($conf->global->BOOKMARKS_SHOW_IN_MENU)) $conf->global->BOOKMARKS_SHOW_IN_MENU=5;
 
 	$bookm = new Bookmark($db);
diff --git a/htdocs/bookmarks/fiche.php b/htdocs/bookmarks/fiche.php
index 808e1faf162..dbcc1e998dd 100644
--- a/htdocs/bookmarks/fiche.php
+++ b/htdocs/bookmarks/fiche.php
@@ -24,7 +24,7 @@
 
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/bookmarks/class/bookmark.class.php");
+require_once DOL_DOCUMENT_ROOT.'/bookmarks/class/bookmark.class.php';
 
 $langs->load("other");
 
diff --git a/htdocs/bookmarks/liste.php b/htdocs/bookmarks/liste.php
index 10bbd015cf6..c95a45d0582 100644
--- a/htdocs/bookmarks/liste.php
+++ b/htdocs/bookmarks/liste.php
@@ -22,7 +22,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/bookmarks/class/bookmark.class.php");
+require_once DOL_DOCUMENT_ROOT.'/bookmarks/class/bookmark.class.php';
 
 
 $sortfield = GETPOST("sortfield",'alpha');
@@ -124,7 +124,7 @@ if ($resql)
             if (! $obj->title)
             {
                 // For compatibility with old Dolibarr bookmarks
-                require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
                 $societe=new Societe($db);
                 $societe->fetch($obj->rowid);
                 $obj->title=$societe->name;
diff --git a/htdocs/boutique/admin/boutique.php b/htdocs/boutique/admin/boutique.php
index ba6dc123bac..d6c0c5f0e6f 100644
--- a/htdocs/boutique/admin/boutique.php
+++ b/htdocs/boutique/admin/boutique.php
@@ -27,7 +27,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 $langs->load("oscommerce");
diff --git a/htdocs/boutique/client/fiche.php b/htdocs/boutique/client/fiche.php
index bd6428684e4..8dde5dbbf20 100644
--- a/htdocs/boutique/client/fiche.php
+++ b/htdocs/boutique/client/fiche.php
@@ -25,7 +25,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 include_once(DOL_DOCUMENT_ROOT.'/boutique/client/class/boutiqueclient.class.php');
 
 
diff --git a/htdocs/boutique/client/index.php b/htdocs/boutique/client/index.php
index c74a6d8ec03..9199a60cce2 100644
--- a/htdocs/boutique/client/index.php
+++ b/htdocs/boutique/client/index.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 $langs->load("companies");
 
diff --git a/htdocs/boutique/commande/ca.php b/htdocs/boutique/commande/ca.php
index 4ed22127e3e..5c73a2fac6d 100644
--- a/htdocs/boutique/commande/ca.php
+++ b/htdocs/boutique/commande/ca.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 
 /*
diff --git a/htdocs/boutique/commande/class/boutiquecommande.class.php b/htdocs/boutique/commande/class/boutiquecommande.class.php
index cb049194fd1..d0d2f2a008f 100644
--- a/htdocs/boutique/commande/class/boutiquecommande.class.php
+++ b/htdocs/boutique/commande/class/boutiquecommande.class.php
@@ -22,7 +22,7 @@
  *	\brief      Fichier de la classe des commandes de la boutique online
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/societe/class/address.class.php");
+require_once DOL_DOCUMENT_ROOT .'/societe/class/address.class.php';
 include_once(DOL_DOCUMENT_ROOT.'/boutique/commande/class/boutiquecommande.class.php');
 
 
diff --git a/htdocs/boutique/commande/fiche.php b/htdocs/boutique/commande/fiche.php
index 6d18faef191..4427b9a628f 100644
--- a/htdocs/boutique/commande/fiche.php
+++ b/htdocs/boutique/commande/fiche.php
@@ -25,7 +25,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 include_once(DOL_DOCUMENT_ROOT.'/boutique/commande/class/boutiquecommande.class.php');
 
 $langs->load("products");
diff --git a/htdocs/boutique/commande/index.php b/htdocs/boutique/commande/index.php
index 7a55172367d..9d6d29fcb1c 100644
--- a/htdocs/boutique/commande/index.php
+++ b/htdocs/boutique/commande/index.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 
 
diff --git a/htdocs/boutique/critiques/bestproduct.php b/htdocs/boutique/critiques/bestproduct.php
index e8f67b59c2e..11fb678d83a 100644
--- a/htdocs/boutique/critiques/bestproduct.php
+++ b/htdocs/boutique/critiques/bestproduct.php
@@ -25,7 +25,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 
 /*
diff --git a/htdocs/boutique/critiques/fiche.php b/htdocs/boutique/critiques/fiche.php
index b66b6ffd178..2a4fbd5a56a 100644
--- a/htdocs/boutique/critiques/fiche.php
+++ b/htdocs/boutique/critiques/fiche.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 $id=$_GET["id"];
 
diff --git a/htdocs/boutique/critiques/index.php b/htdocs/boutique/critiques/index.php
index c6dbbba4b1e..d50b91db305 100644
--- a/htdocs/boutique/critiques/index.php
+++ b/htdocs/boutique/critiques/index.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 
 /*
diff --git a/htdocs/boutique/index.php b/htdocs/boutique/index.php
index 9d473b2e8db..c91ca05d5cc 100644
--- a/htdocs/boutique/index.php
+++ b/htdocs/boutique/index.php
@@ -23,7 +23,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 $langs->load("boutique");
 $langs->load("orders");
diff --git a/htdocs/boutique/notification/index.php b/htdocs/boutique/notification/index.php
index 06715f51588..27b83cb7de1 100644
--- a/htdocs/boutique/notification/index.php
+++ b/htdocs/boutique/notification/index.php
@@ -25,7 +25,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 $langs->load("products");
 
diff --git a/htdocs/boutique/notification/produits.php b/htdocs/boutique/notification/produits.php
index 825c440c22a..2f1f8108496 100644
--- a/htdocs/boutique/notification/produits.php
+++ b/htdocs/boutique/notification/produits.php
@@ -25,7 +25,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 
 /*
diff --git a/htdocs/boutique/produits/index.php b/htdocs/boutique/produits/index.php
index 31bc0181993..53bb4508d14 100644
--- a/htdocs/boutique/produits/index.php
+++ b/htdocs/boutique/produits/index.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 $langs->load("companies");
 
diff --git a/htdocs/boutique/produits/osc-liste.php b/htdocs/boutique/produits/osc-liste.php
index 0bb08d5a95d..f8d32b486cd 100644
--- a/htdocs/boutique/produits/osc-liste.php
+++ b/htdocs/boutique/produits/osc-liste.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 
 /*
diff --git a/htdocs/boutique/promotion/index.php b/htdocs/boutique/promotion/index.php
index 0d3fbfb10e8..470887dde09 100644
--- a/htdocs/boutique/promotion/index.php
+++ b/htdocs/boutique/promotion/index.php
@@ -23,7 +23,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/boutique/osc_master.inc.php';
 
 
 llxHeader();
diff --git a/htdocs/cashdesk/admin/cashdesk.php b/htdocs/cashdesk/admin/cashdesk.php
index e92dd6e0f4d..88183d13eea 100644
--- a/htdocs/cashdesk/admin/cashdesk.php
+++ b/htdocs/cashdesk/admin/cashdesk.php
@@ -23,8 +23,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
 
 // If socid provided by ajax company selector
 if (! empty($_REQUEST['CASHDESK_ID_THIRDPARTY_id']))
diff --git a/htdocs/cashdesk/affContenu.php b/htdocs/cashdesk/affContenu.php
index a4e3db7863b..47c6fa51a37 100644
--- a/htdocs/cashdesk/affContenu.php
+++ b/htdocs/cashdesk/affContenu.php
@@ -22,7 +22,7 @@
  *	\ingroup    cashdesk
  *	\brief      Include to show main page for cashdesk module
  */
-require_once('class/Facturation.class.php');
+require_once 'class/Facturation.class.php';
 
 // Si nouvelle vente, reinitialisation des donnees (destruction de l'objet et vidage de la table contenant la liste des articles)
 if ( $_GET['id'] == 'NOUV' )
diff --git a/htdocs/cashdesk/affIndex.php b/htdocs/cashdesk/affIndex.php
index 37f20100848..3954fd380ae 100644
--- a/htdocs/cashdesk/affIndex.php
+++ b/htdocs/cashdesk/affIndex.php
@@ -24,7 +24,7 @@
  *	\brief      First page of point of sale module
  */
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php');
+require_once DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php';
 
 // Test if already logged
 if ( $_SESSION['uid'] <= 0 )
diff --git a/htdocs/cashdesk/deconnexion.php b/htdocs/cashdesk/deconnexion.php
index 20e058d9362..e52eb9fe8dc 100644
--- a/htdocs/cashdesk/deconnexion.php
+++ b/htdocs/cashdesk/deconnexion.php
@@ -21,7 +21,7 @@ if (! defined('NOREQUIREHTML'))  define('NOREQUIREHTML','1');
 if (! defined('NOREQUIREAJAX'))  define('NOREQUIREAJAX','1');
 if (! defined('NOREQUIRESOC'))   define('NOREQUIRESOC','1');
 
-require_once("../main.inc.php");
+require_once '../main.inc.php';
 
 // This destroy tag that say "Point of Sale session is on".
 unset($_SESSION['uid']);
diff --git a/htdocs/cashdesk/facturation_dhtml.php b/htdocs/cashdesk/facturation_dhtml.php
index 335925cf764..aacee61db6e 100644
--- a/htdocs/cashdesk/facturation_dhtml.php
+++ b/htdocs/cashdesk/facturation_dhtml.php
@@ -35,7 +35,7 @@ if (! defined('NOREQUIREAJAX'))  define('NOREQUIREAJAX','1');
 
 // Change this following line to use the correct relative path (../, ../../, etc)
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php');
+require_once DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php';
 
 //header("Content-type: text/html; charset=UTF-8");
 header("Content-type: text/html; charset=".$conf->file->character_set_client);
diff --git a/htdocs/cashdesk/facturation_verif.php b/htdocs/cashdesk/facturation_verif.php
index 408e36bc725..185e570a084 100644
--- a/htdocs/cashdesk/facturation_verif.php
+++ b/htdocs/cashdesk/facturation_verif.php
@@ -17,10 +17,10 @@
  */
 
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php');
-require_once(DOL_DOCUMENT_ROOT.'/cashdesk/class/Facturation.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/product/class/product.class.php');
+require_once DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php';
+require_once DOL_DOCUMENT_ROOT.'/cashdesk/class/Facturation.class.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $obj_facturation = unserialize($_SESSION['serObjFacturation']);
 unset ($_SESSION['serObjFacturation']);
diff --git a/htdocs/cashdesk/index.php b/htdocs/cashdesk/index.php
index 3f5edb9e290..c3dcf63b9aa 100644
--- a/htdocs/cashdesk/index.php
+++ b/htdocs/cashdesk/index.php
@@ -25,8 +25,8 @@
 
 // Set and init common variables
 // This include will set: config file variable $dolibarr_xxx, $conf, $langs and $mysoc objects
-require_once("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
+require_once '../main.inc.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
 
 $langs->load("admin");
 $langs->load("cashdesk");
diff --git a/htdocs/cashdesk/index_verif.php b/htdocs/cashdesk/index_verif.php
index 50b18218902..62cf2024dd6 100644
--- a/htdocs/cashdesk/index_verif.php
+++ b/htdocs/cashdesk/index_verif.php
@@ -21,8 +21,8 @@
  */
 
 include('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php');
-require_once(DOL_DOCUMENT_ROOT.'/cashdesk/class/Auth.class.php');
+require_once DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php';
+require_once DOL_DOCUMENT_ROOT.'/cashdesk/class/Auth.class.php';
 
 $langs->load("main");
 $langs->load("admin");
diff --git a/htdocs/cashdesk/tpl/liste_articles.tpl.php b/htdocs/cashdesk/tpl/liste_articles.tpl.php
index cf9fd00cbe6..8e2bd0a985a 100644
--- a/htdocs/cashdesk/tpl/liste_articles.tpl.php
+++ b/htdocs/cashdesk/tpl/liste_articles.tpl.php
@@ -17,8 +17,8 @@
  *
  */
 
-require_once(DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/product/class/product.class.php');
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("main");
 $langs->load("bills");
diff --git a/htdocs/cashdesk/validation_ticket.php b/htdocs/cashdesk/validation_ticket.php
index 768458b8b16..f9ce2c0be7a 100644
--- a/htdocs/cashdesk/validation_ticket.php
+++ b/htdocs/cashdesk/validation_ticket.php
@@ -16,8 +16,8 @@
  */
 
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php');
-require_once(DOL_DOCUMENT_ROOT.'/cashdesk/class/Facturation.class.php');
+require_once DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php';
+require_once DOL_DOCUMENT_ROOT.'/cashdesk/class/Facturation.class.php';
 
 $obj_facturation = unserialize($_SESSION['serObjFacturation']);
 unset($_SESSION['serObjFacturation']);
diff --git a/htdocs/cashdesk/validation_verif.php b/htdocs/cashdesk/validation_verif.php
index f3772d617fa..4e73271a9bb 100644
--- a/htdocs/cashdesk/validation_verif.php
+++ b/htdocs/cashdesk/validation_verif.php
@@ -18,12 +18,12 @@
  */
 
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php');
-require_once(DOL_DOCUMENT_ROOT.'/cashdesk/class/Facturation.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php';
+require_once DOL_DOCUMENT_ROOT.'/cashdesk/class/Facturation.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $obj_facturation = unserialize($_SESSION['serObjFacturation']);
 unset ($_SESSION['serObjFacturation']);
diff --git a/htdocs/categories/categorie.php b/htdocs/categories/categorie.php
index 99ec4c512ce..c68666d4b8c 100644
--- a/htdocs/categories/categorie.php
+++ b/htdocs/categories/categorie.php
@@ -27,7 +27,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
+require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
 
 $langs->load("categories");
 $langs->load("products");
@@ -94,7 +94,7 @@ if ($removecat > 0)
 {
 	if ($type==0 && ($user->rights->produit->creer || $user->rights->service->creer))
 	{
-		require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 		$object = new Product($db);
 		$result = $object->fetch($id, $ref);
 		$elementtype = 'product';
@@ -111,7 +111,7 @@ if ($removecat > 0)
 	}
 	if ($type == 3 && $user->rights->adherent->creer)
 	{
-		require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
 		$object = new Adherent($db);
 		$result = $object->fetch($objectid);
 	}
@@ -126,7 +126,7 @@ if ($catMere > 0)
 {
 	if ($type==0 && ($user->rights->produit->creer || $user->rights->service->creer))
 	{
-		require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 		$object = new Product($db);
 		$result = $object->fetch($id, $ref);
 		$elementtype = 'product';
@@ -145,7 +145,7 @@ if ($catMere > 0)
 	}
 	if ($type==3 && $user->rights->adherent->creer)
 	{
-		require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
 		$object = new Adherent($db);
 		$result = $object->fetch($objectid);
 		$elementtype = 'member';
@@ -178,8 +178,8 @@ $form = new Form($db);
  */
 if ($socid)
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-	require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+	require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
 
 	$langs->load("companies");
 	if ($conf->notification->enabled) $langs->load("mails");
@@ -287,8 +287,8 @@ else if ($id || $ref)
 		/*
 		 * Fiche categorie de produit
 		 */
-		require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-		require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+		require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 		// Produit
 		$product = new Product($db);
@@ -342,9 +342,9 @@ else if ($id || $ref)
 		/*
 		 * Fiche categorie d'adherent
 		 */
-		require_once(DOL_DOCUMENT_ROOT."/core/lib/member.lib.php");
-		require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-		require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/member.lib.php';
+		require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+		require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
 
 		// Produit
 		$member = new Adherent($db);
diff --git a/htdocs/categories/class/categorie.class.php b/htdocs/categories/class/categorie.class.php
index 84c7810e2a6..07e4396c7b5 100644
--- a/htdocs/categories/class/categorie.class.php
+++ b/htdocs/categories/class/categorie.class.php
@@ -26,8 +26,8 @@
  *	\brief      File of class to manage categories
  */
 
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
 
 
 /**
@@ -1242,7 +1242,7 @@ class Categorie
 	 */
 	function add_photo($sdir, $file, $maxWidth = 160, $maxHeight = 120)
 	{
-		require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		$dir = $sdir .'/'. get_exdir($this->id,2) . $this->id ."/";
 		$dir .= "photos/";
@@ -1277,7 +1277,7 @@ class Categorie
 	 */
 	function add_thumb($file, $maxWidth = 160, $maxHeight = 120)
 	{
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/images.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/images.lib.php';
 
 		if (file_exists($file))
 		{
@@ -1349,7 +1349,7 @@ class Categorie
 	 */
 	function delete_photo($file)
 	{
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	    $dir = dirname($file).'/'; // Chemin du dossier contenant l'image d'origine
 		$dirthumb = $dir.'/thumbs/'; // Chemin du dossier contenant la vignette
diff --git a/htdocs/categories/edit.php b/htdocs/categories/edit.php
index dc2d979239e..7e6ed1c3b0d 100644
--- a/htdocs/categories/edit.php
+++ b/htdocs/categories/edit.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
+require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
 
 
 $id=GETPOST('id','int');
@@ -142,7 +142,7 @@ print '</tr>';
 print '<tr>';
 print '<td width="25%">'.$langs->trans("Description").'</td>';
 print '<td>';
-require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 $doleditor=new DolEditor('description',$object->description,'',200,'dolibarr_notes','',false,true,$conf->fckeditor->enabled,ROWS_6,50);
 $doleditor->Create();
 print '</td></tr>';
diff --git a/htdocs/categories/fiche.php b/htdocs/categories/fiche.php
index 39a1d7c5dcb..2a6a1d01e84 100644
--- a/htdocs/categories/fiche.php
+++ b/htdocs/categories/fiche.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
+require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
 
 $langs->load("categories");
 
@@ -215,7 +215,7 @@ if ($user->rights->categorie->creer)
 
 		// Description
 		print '<tr><td valign="top">'.$langs->trans("Description").'</td><td>';
-		require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 		$doleditor=new DolEditor('description',$description,'',200,'dolibarr_notes','',false,true,$conf->global->FCKEDITOR_ENABLE_PRODUCTDESC,ROWS_6,50);
 		$doleditor->Create();
 		print '</td></tr>';
diff --git a/htdocs/categories/index.php b/htdocs/categories/index.php
index c70c37ee270..d684f58320f 100644
--- a/htdocs/categories/index.php
+++ b/htdocs/categories/index.php
@@ -26,8 +26,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/treeview.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/treeview.lib.php';
 
 $langs->load("categories");
 
diff --git a/htdocs/categories/liste.php b/htdocs/categories/liste.php
index 143aac02eec..662ecfdee82 100644
--- a/htdocs/categories/liste.php
+++ b/htdocs/categories/liste.php
@@ -23,7 +23,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
+require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
 
 if (!$user->rights->categorie->lire) accessforbidden();
 
diff --git a/htdocs/categories/photos.php b/htdocs/categories/photos.php
index b783e77ec22..9498181ffac 100644
--- a/htdocs/categories/photos.php
+++ b/htdocs/categories/photos.php
@@ -25,9 +25,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/categories.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/categories.lib.php';
 
 $langs->load("categories");
 $langs->load("bills");
diff --git a/htdocs/categories/viewcat.php b/htdocs/categories/viewcat.php
index b16c550de98..72504f9c19e 100644
--- a/htdocs/categories/viewcat.php
+++ b/htdocs/categories/viewcat.php
@@ -25,8 +25,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/categories.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/categories.lib.php';
 
 $langs->load("categories");
 
@@ -315,7 +315,7 @@ if($object->type == 2)
 // List of members
 if ($object->type == 3)
 {
-	require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
 
 	$prods = $object->get_type("member","Adherent","","adherent");
 	if ($prods < 0)
diff --git a/htdocs/comm/action/class/actioncomm.class.php b/htdocs/comm/action/class/actioncomm.class.php
index 966b0f25d7b..66c2b7ab4de 100644
--- a/htdocs/comm/action/class/actioncomm.class.php
+++ b/htdocs/comm/action/class/actioncomm.class.php
@@ -23,8 +23,8 @@
  *       \ingroup    commercial
  *       \brief      File of class to manage agenda events (actions)
  */
-require_once(DOL_DOCUMENT_ROOT.'/comm/action/class/cactioncomm.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php');
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/cactioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 
 
 /**     \class      ActionComm
diff --git a/htdocs/comm/action/document.php b/htdocs/comm/action/document.php
index 34ad7b13af5..ffed510ff7b 100755
--- a/htdocs/comm/action/document.php
+++ b/htdocs/comm/action/document.php
@@ -26,14 +26,14 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/agenda.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/cactioncomm.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-if ($conf->projet->enabled) require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/cactioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+if ($conf->projet->enabled) require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load("companies");
 $langs->load("commercial");
diff --git a/htdocs/comm/action/fiche.php b/htdocs/comm/action/fiche.php
index aaba6d94455..f0d64cb33e4 100644
--- a/htdocs/comm/action/fiche.php
+++ b/htdocs/comm/action/fiche.php
@@ -26,15 +26,15 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/agenda.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/cactioncomm.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formactions.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/cactioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formactions.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load("companies");
 $langs->load("commercial");
@@ -571,7 +571,7 @@ if ($action == 'create')
 
     // Description
     print '<tr><td valign="top">'.$langs->trans("Description").'</td><td>';
-    require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
     $doleditor=new DolEditor('note',(GETPOST('note')?GETPOST('note'):$actioncomm->note),'',280,'dolibarr_notes','In',true,true,$conf->fckeditor->enabled,ROWS_7,90);
     $doleditor->Create();
     print '</td></tr>';
@@ -791,7 +791,7 @@ if ($id)
         // Description
         print '<tr><td valign="top">'.$langs->trans("Description").'</td><td colspan="3">';
         // Editeur wysiwyg
-        require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
         $doleditor=new DolEditor('note',$act->note,'',240,'dolibarr_notes','In',true,true,$conf->fckeditor->enabled,ROWS_5,90);
         $doleditor->Create();
         print '</td></tr>';
diff --git a/htdocs/comm/action/index.php b/htdocs/comm/action/index.php
index 75d25216b81..c35c14e05a2 100644
--- a/htdocs/comm/action/index.php
+++ b/htdocs/comm/action/index.php
@@ -26,12 +26,12 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/agenda.lib.php");
-if ($conf->projet->enabled) require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php';
+if ($conf->projet->enabled) require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 
 if (! isset($conf->global->AGENDA_MAX_EVENTS_DAY_VIEW)) $conf->global->AGENDA_MAX_EVENTS_DAY_VIEW=3;
 
@@ -519,7 +519,7 @@ if ($showbirthday)
 
 if (count($listofextcals))
 {
-    require_once(DOL_DOCUMENT_ROOT."/comm/action/class/ical.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/comm/action/class/ical.class.php';
     foreach($listofextcals as $extcal)
     {
         $url=$extcal['src'];    // Example: https://www.google.com/calendar/ical/eldy10%40gmail.com/private-cde92aa7d7e0ef6110010a821a2aaeb/basic.ics
diff --git a/htdocs/comm/action/info.php b/htdocs/comm/action/info.php
index fe2781fcdf5..32973386be7 100644
--- a/htdocs/comm/action/info.php
+++ b/htdocs/comm/action/info.php
@@ -23,11 +23,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/agenda.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/cactioncomm.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/cactioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
 
 $langs->load("commercial");
 
diff --git a/htdocs/comm/action/listactions.php b/htdocs/comm/action/listactions.php
index 812fc56743f..ef2d524a118 100644
--- a/htdocs/comm/action/listactions.php
+++ b/htdocs/comm/action/listactions.php
@@ -25,11 +25,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/agenda.lib.php");
-if (! empty($conf->projet->enabled)) require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php';
+if (! empty($conf->projet->enabled)) require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 
 $langs->load("companies");
 $langs->load("agenda");
diff --git a/htdocs/comm/action/rapport/index.php b/htdocs/comm/action/rapport/index.php
index f37cc761736..ac7c2d1ec50 100644
--- a/htdocs/comm/action/rapport/index.php
+++ b/htdocs/comm/action/rapport/index.php
@@ -25,10 +25,10 @@
  */
 
 require("../../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/action/rapport.pdf.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/action/rapport.pdf.php';
 
 $langs->load("commercial");
 
diff --git a/htdocs/comm/addpropal.php b/htdocs/comm/addpropal.php
index a4bfa25786e..b2d06c4e1f7 100644
--- a/htdocs/comm/addpropal.php
+++ b/htdocs/comm/addpropal.php
@@ -26,11 +26,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/modules/propale/modules_propale.php');
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/propale/modules_propale.php';
 if (! empty($conf->projet->enabled)) {
-	require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-	require_once(DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php');
+	require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 }
 
 $langs->load("propal");
@@ -87,7 +87,7 @@ if ($action == 'create')
 	{
 		if (! empty($conf->global->PROPALE_ADDON) && is_readable(DOL_DOCUMENT_ROOT ."/core/modules/propale/".$conf->global->PROPALE_ADDON.".php"))
 		{
-			require_once(DOL_DOCUMENT_ROOT ."/core/modules/propale/".$conf->global->PROPALE_ADDON.".php");
+			require_once DOL_DOCUMENT_ROOT ."/core/modules/propale/".$conf->global->PROPALE_ADDON.'.php';
 			$modPropale = new $obj;
 			$numpr = $modPropale->getNextValue($soc,$object);
 		}
diff --git a/htdocs/comm/address.php b/htdocs/comm/address.php
index c03f87538ca..af659bd460a 100644
--- a/htdocs/comm/address.php
+++ b/htdocs/comm/address.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/address.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/address.class.php';
 
 $langs->load("companies");
 $langs->load("commercial");
diff --git a/htdocs/comm/fiche.php b/htdocs/comm/fiche.php
index 67b96147dbc..0e2981e36d4 100644
--- a/htdocs/comm/fiche.php
+++ b/htdocs/comm/fiche.php
@@ -28,15 +28,15 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-if ($conf->facture->enabled) require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-if ($conf->propal->enabled) require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-if ($conf->commande->enabled) require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
-if ($conf->contrat->enabled) require_once(DOL_DOCUMENT_ROOT."/contrat/class/contrat.class.php");
-if ($conf->adherent->enabled) require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-if ($conf->ficheinter->enabled) require_once(DOL_DOCUMENT_ROOT."/fichinter/class/fichinter.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+if ($conf->facture->enabled) require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+if ($conf->propal->enabled) require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+if ($conf->commande->enabled) require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+if ($conf->contrat->enabled) require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
+if ($conf->adherent->enabled) require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+if ($conf->ficheinter->enabled) require_once DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php';
 
 $langs->load("companies");
 if ($conf->contrat->enabled)  $langs->load("contracts");
diff --git a/htdocs/comm/index.php b/htdocs/comm/index.php
index b1913cef72b..305b7513a28 100644
--- a/htdocs/comm/index.php
+++ b/htdocs/comm/index.php
@@ -24,12 +24,12 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/client.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/agenda.lib.php");
-if ($conf->contrat->enabled) require_once(DOL_DOCUMENT_ROOT."/contrat/class/contrat.class.php");
-if ($conf->propal->enabled)  require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/client.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php';
+if ($conf->contrat->enabled) require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
+if ($conf->propal->enabled)  require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 
 if (! $user->rights->societe->lire) accessforbidden();
 
diff --git a/htdocs/comm/list.php b/htdocs/comm/list.php
index 0631a22383d..8437ac4e0db 100755
--- a/htdocs/comm/list.php
+++ b/htdocs/comm/list.php
@@ -24,7 +24,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
 $langs->load("companies");
 $langs->load("customers");
diff --git a/htdocs/comm/mailing/cibles.php b/htdocs/comm/mailing/cibles.php
index f092d263999..3129b2ac0ae 100644
--- a/htdocs/comm/mailing/cibles.php
+++ b/htdocs/comm/mailing/cibles.php
@@ -24,11 +24,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/mailings/modules_mailings.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/mailing/class/mailing.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/emailing.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/CMailFile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/mailings/modules_mailings.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/mailing/class/mailing.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/emailing.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 $langs->load("mails");
 
@@ -85,7 +85,7 @@ if ($action == 'add')
 
 		if (file_exists($file))
 		{
-			require_once($file);
+			require_once $file;
 
 			// We fill $filtersarray. Using this variable is now deprecated.
 			// Kept for backward compatibility.
@@ -270,7 +270,7 @@ if ($object->fetch($id) >= 0)
 				// Chargement de la classe
 				$file = $dir.$modulename.".modules.php";
 				$classname = "mailing_".$modulename;
-				require_once($file);
+				require_once $file;
 
 				$obj = new $classname($db);
 
diff --git a/htdocs/comm/mailing/class/mailing.class.php b/htdocs/comm/mailing/class/mailing.class.php
index 3b3b8caf5b9..950ef71a734 100644
--- a/htdocs/comm/mailing/class/mailing.class.php
+++ b/htdocs/comm/mailing/class/mailing.class.php
@@ -23,7 +23,7 @@
  *	\brief      File of class to manage emailings module
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
diff --git a/htdocs/comm/mailing/fiche.php b/htdocs/comm/mailing/fiche.php
index b95cc35a04f..b81e7a75038 100644
--- a/htdocs/comm/mailing/fiche.php
+++ b/htdocs/comm/mailing/fiche.php
@@ -24,13 +24,13 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/emailing.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/class/CMailFile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/mailing/class/mailing.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/emailing.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/mailing/class/mailing.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
 
 $langs->load("mails");
 
@@ -492,7 +492,7 @@ if (! empty($_POST['addfile']))
 {
 	$upload_dir = $conf->mailing->dir_output . "/" . get_exdir($object->id,2,0,1);
 
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     // Set tmp user directory
     dol_add_file_process($upload_dir,0,0);
@@ -505,7 +505,7 @@ if (! empty($_POST["removedfile"]))
 {
 	$upload_dir = $conf->mailing->dir_output . "/" . get_exdir($object->id,2,0,1);
 
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     dol_remove_file_process($_POST['removedfile'],0);
 
@@ -515,7 +515,7 @@ if (! empty($_POST["removedfile"]))
 // Action update emailing
 if ($action == 'update' && empty($_POST["removedfile"]) && empty($_POST["cancel"]))
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	$isupload=0;
 
@@ -673,7 +673,7 @@ if ($action == 'create')
 	print '</i></td>';
 	print '<td>';
 	// Editeur wysiwyg
-	require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 	$doleditor=new DolEditor('body',$_POST['body'],'',320,'dolibarr_mailings','',true,true,$conf->global->FCKEDITOR_ENABLE_MAILING,20,70);
 	$doleditor->Create();
 	print '</td></tr>';
@@ -1119,7 +1119,7 @@ else
 			print '</i></td>';
 			print '<td colspan="3">';
 			// Editeur wysiwyg
-			require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+			require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 			$doleditor=new DolEditor('body',$object->body,'',320,'dolibarr_mailings','',true,true,$conf->global->FCKEDITOR_ENABLE_MAILING,20,70);
 			$doleditor->Create();
 			print '</td></tr>';
diff --git a/htdocs/comm/mailing/index.php b/htdocs/comm/mailing/index.php
index 5390fce71a5..5f4d63baf70 100644
--- a/htdocs/comm/mailing/index.php
+++ b/htdocs/comm/mailing/index.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT ."/comm/mailing/class/mailing.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT .'/comm/mailing/class/mailing.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 $langs->load("commercial");
 $langs->load("orders");
@@ -84,7 +84,7 @@ if (is_resource($handle))
                 // Chargement de la classe
                 $file = $dir."/".$modulename.".modules.php";
                 $classname = "mailing_".$modulename;
-                require_once($file);
+                require_once $file;
                 $mailmodule = new $classname($db);
 
                 $qualified=1;
diff --git a/htdocs/comm/mailing/info.php b/htdocs/comm/mailing/info.php
index 685e88a16de..f96de7dfee9 100644
--- a/htdocs/comm/mailing/info.php
+++ b/htdocs/comm/mailing/info.php
@@ -23,9 +23,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT ."/comm/mailing/class/mailing.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/emailing.lib.php");
+require_once DOL_DOCUMENT_ROOT .'/comm/mailing/class/mailing.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/emailing.lib.php';
 
 $langs->load("mails");
 
diff --git a/htdocs/comm/mailing/liste.php b/htdocs/comm/mailing/liste.php
index 74cf10241e2..bcd6f3987c6 100644
--- a/htdocs/comm/mailing/liste.php
+++ b/htdocs/comm/mailing/liste.php
@@ -23,7 +23,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/mailing/class/mailing.class.php");
+require_once DOL_DOCUMENT_ROOT.'/comm/mailing/class/mailing.class.php';
 
 $langs->load("mails");
 
diff --git a/htdocs/comm/multiprix.php b/htdocs/comm/multiprix.php
index 7e5e00f7d8f..dd394c4f49c 100644
--- a/htdocs/comm/multiprix.php
+++ b/htdocs/comm/multiprix.php
@@ -24,8 +24,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
 
 $langs->load("orders");
 $langs->load("companies");
diff --git a/htdocs/comm/propal.php b/htdocs/comm/propal.php
index a64a166d7af..84a556c489a 100644
--- a/htdocs/comm/propal.php
+++ b/htdocs/comm/propal.php
@@ -30,15 +30,15 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formpropal.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php');
-require_once(DOL_DOCUMENT_ROOT."/core/modules/propale/modules_propale.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/propal.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-if (! empty($conf->projet->enabled))   require_once(DOL_DOCUMENT_ROOT.'/projet/class/project.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formpropal.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/propale/modules_propale.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/propal.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+if (! empty($conf->projet->enabled))   require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load('companies');
 $langs->load('propal');
@@ -435,7 +435,7 @@ else if ($action == 'setstatut' && $user->rights->propale->cloturer && ! GETPOST
  */
 if (GETPOST('addfile'))
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	// Set tmp user directory TODO Use a dedicated directory for temp mails files
 	$vardir=$conf->user->dir_output."/".$user->id;
@@ -450,7 +450,7 @@ if (GETPOST('addfile'))
  */
 if (GETPOST('removedfile'))
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	// Set tmp user directory
 	$vardir=$conf->user->dir_output."/".$user->id;
@@ -523,7 +523,7 @@ if ($action == 'send' && ! GETPOST('addfile') && ! GETPOST('removedfile') && ! G
 			$mimetype = $attachedfiles['mimes'];
 
 			// Envoi de la propal
-			require_once(DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php');
+			require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
 			$mailfile = new CMailFile($subject,$sendto,$from,$message,$filepath,$mimetype,$filename,$sendtocc,'',$deliveryreceipt);
 			if ($mailfile->error)
 			{
@@ -908,7 +908,7 @@ else if ($action == 'remove_file' && $user->rights->propale->creer)
 {
 	if ($object->id > 0)
 	{
-		require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		$langs->load("other");
 		$upload_dir = $conf->propal->dir_output;
@@ -1146,7 +1146,7 @@ else if ($action == 'validate')
 	$text=$langs->trans('ConfirmValidateProp',$numref);
 	if ($conf->notification->enabled)
 	{
-		require_once(DOL_DOCUMENT_ROOT ."/core/class/notify.class.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/class/notify.class.php';
 		$notify=new Notify($db);
 		$text.='<br>';
 		$text.=$notify->confirmMessage('NOTIFY_VAL_PROPAL',$object->socid);
@@ -1504,7 +1504,7 @@ print '</table><br>';
 
 if (! empty($conf->global->MAIN_DISABLE_CONTACTS_TAB))
 {
-	require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+	require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 	$formcompany= new FormCompany($db);
 
 	$blocname = 'contacts';
diff --git a/htdocs/comm/propal/apercu.php b/htdocs/comm/propal/apercu.php
index a8a08f823d9..afc2f77b04c 100644
--- a/htdocs/comm/propal/apercu.php
+++ b/htdocs/comm/propal/apercu.php
@@ -26,10 +26,10 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/propal.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-if ($conf->projet->enabled) require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/propal.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+if ($conf->projet->enabled) require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load('propal');
 $langs->load("bills");
diff --git a/htdocs/comm/propal/class/propal.class.php b/htdocs/comm/propal/class/propal.class.php
index 2d5a785e353..5a545224cc9 100644
--- a/htdocs/comm/propal/class/propal.class.php
+++ b/htdocs/comm/propal/class/propal.class.php
@@ -29,10 +29,10 @@
  *	\brief      Fichier de la classe des propales
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
-require_once(DOL_DOCUMENT_ROOT ."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT ."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT ."/margin/lib/margins.lib.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
+require_once DOL_DOCUMENT_ROOT .'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT .'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT .'/margin/lib/margins.lib.php';
 
 /**
  *	\class      Propal
@@ -915,7 +915,7 @@ class Propal extends CommonObject
         $this->ref_client	= '';
 
         // Set ref
-        require_once(DOL_DOCUMENT_ROOT ."/core/modules/propale/".$conf->global->PROPALE_ADDON.".php");
+        require_once DOL_DOCUMENT_ROOT ."/core/modules/propale/".$conf->global->PROPALE_ADDON.'.php';
         $obj = $conf->global->PROPALE_ADDON;
         $modPropale = new $obj;
         $this->ref = $modPropale->getNextValue($objsoc,$this);
@@ -1797,7 +1797,7 @@ class Propal extends CommonObject
     function delete($user, $notrigger=0)
     {
         global $conf,$langs;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
         $error=0;
 
@@ -2305,7 +2305,7 @@ class Propal extends CommonObject
 
             // Chargement de la classe de numerotation
             $classname = $conf->global->PROPALE_ADDON;
-            require_once($dir.$file);
+            require_once $dir.$file;
 
             $obj = new $classname();
 
diff --git a/htdocs/comm/propal/contact.php b/htdocs/comm/propal/contact.php
index a0ee9f76a47..2a8e4d5715a 100644
--- a/htdocs/comm/propal/contact.php
+++ b/htdocs/comm/propal/contact.php
@@ -25,11 +25,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/propal.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/propal.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("facture");
 $langs->load("orders");
diff --git a/htdocs/comm/propal/document.php b/htdocs/comm/propal/document.php
index 5529f2c9b9c..4ae9fcf15cb 100644
--- a/htdocs/comm/propal/document.php
+++ b/htdocs/comm/propal/document.php
@@ -25,11 +25,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/propal.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/propal.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load('compta');
 $langs->load('other');
diff --git a/htdocs/comm/propal/index.php b/htdocs/comm/propal/index.php
index 6d041e5e83e..6257d6a0811 100644
--- a/htdocs/comm/propal/index.php
+++ b/htdocs/comm/propal/index.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT ."/comm/propal/class/propal.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT .'/comm/propal/class/propal.class.php';
 
 $langs->load("propal");
 $langs->load("companies");
diff --git a/htdocs/comm/propal/info.php b/htdocs/comm/propal/info.php
index eec618f987f..36e905fe2ea 100644
--- a/htdocs/comm/propal/info.php
+++ b/htdocs/comm/propal/info.php
@@ -24,9 +24,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/propal.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/propal.lib.php';
 
 $langs->load('propal');
 $langs->load('compta');
diff --git a/htdocs/comm/propal/list.php b/htdocs/comm/propal/list.php
index 06b7320e3d3..5ce0b8130f0 100644
--- a/htdocs/comm/propal/list.php
+++ b/htdocs/comm/propal/list.php
@@ -30,12 +30,12 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formpropal.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php');
-if ($conf->projet->enabled)   require_once(DOL_DOCUMENT_ROOT.'/projet/class/project.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formpropal.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+if ($conf->projet->enabled)   require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load('companies');
 $langs->load('propal');
diff --git a/htdocs/comm/propal/note.php b/htdocs/comm/propal/note.php
index 61a27c4aa4c..aa370677663 100644
--- a/htdocs/comm/propal/note.php
+++ b/htdocs/comm/propal/note.php
@@ -25,8 +25,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/propal.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/propal.lib.php';
 
 $langs->load('propal');
 $langs->load('compta');
diff --git a/htdocs/comm/propal/stats/index.php b/htdocs/comm/propal/stats/index.php
index 91ad9cee969..56c0f950e76 100644
--- a/htdocs/comm/propal/stats/index.php
+++ b/htdocs/comm/propal/stats/index.php
@@ -25,8 +25,8 @@
  */
 
 require("../../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propalestats.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/dolgraph.class.php");
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propalestats.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/dolgraph.class.php';
 
 $WIDTH=500;
 $HEIGHT=200;
diff --git a/htdocs/comm/prospect/fiche.php b/htdocs/comm/prospect/fiche.php
index ce876da83cd..707fc3b12ff 100644
--- a/htdocs/comm/prospect/fiche.php
+++ b/htdocs/comm/prospect/fiche.php
@@ -23,14 +23,14 @@
  *	\brief      Page de la fiche prospect
  */
 
-require_once("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/prospect/class/prospect.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
-if ($conf->adherent->enabled) require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-if ($conf->propal->enabled) require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
+require_once '../../main.inc.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/prospect/class/prospect.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
+if ($conf->adherent->enabled) require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+if ($conf->propal->enabled) require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 
 $langs->load('companies');
 $langs->load('projects');
diff --git a/htdocs/comm/prospect/index.php b/htdocs/comm/prospect/index.php
index 834db513855..cdfc17039cf 100644
--- a/htdocs/comm/prospect/index.php
+++ b/htdocs/comm/prospect/index.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/agenda.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/agenda.lib.php';
 
 $langs->load("propal");
 
diff --git a/htdocs/comm/prospect/list.php b/htdocs/comm/prospect/list.php
index c80bb788eb3..ff0a6c69323 100755
--- a/htdocs/comm/prospect/list.php
+++ b/htdocs/comm/prospect/list.php
@@ -25,8 +25,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/prospect/class/prospect.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
+require_once DOL_DOCUMENT_ROOT.'/comm/prospect/class/prospect.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
 $langs->load("propal");
 $langs->load("companies");
diff --git a/htdocs/comm/prospect/recap-prospect.php b/htdocs/comm/prospect/recap-prospect.php
index a478ce54ecd..f8732ff36f5 100644
--- a/htdocs/comm/prospect/recap-prospect.php
+++ b/htdocs/comm/prospect/recap-prospect.php
@@ -23,8 +23,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 $langs->load("companies");
 $langs->load('other');
diff --git a/htdocs/comm/recap-client.php b/htdocs/comm/recap-client.php
index 9ef8ffceb89..cdd86eb553c 100644
--- a/htdocs/comm/recap-client.php
+++ b/htdocs/comm/recap-client.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 $langs->load("companies");
 if ($conf->facture->enabled) $langs->load("bills");
diff --git a/htdocs/comm/remise.php b/htdocs/comm/remise.php
index b124a83714f..184961f2091 100644
--- a/htdocs/comm/remise.php
+++ b/htdocs/comm/remise.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
 
 $langs->load("companies");
 $langs->load("orders");
diff --git a/htdocs/comm/remx.php b/htdocs/comm/remx.php
index 828d231d3b8..40cf0bbd089 100644
--- a/htdocs/comm/remx.php
+++ b/htdocs/comm/remx.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/discount.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
 
 $langs->load("orders");
 $langs->load("bills");
diff --git a/htdocs/commande/apercu.php b/htdocs/commande/apercu.php
index 0407eced627..335b7a1a756 100644
--- a/htdocs/commande/apercu.php
+++ b/htdocs/commande/apercu.php
@@ -26,11 +26,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/order.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php');
-if ($conf->propal->enabled) require_once(DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php');
-if ($conf->projet->enabled) require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+if ($conf->propal->enabled) require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+if ($conf->projet->enabled) require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load('orders');
 $langs->load('propal');
diff --git a/htdocs/commande/class/commande.class.php b/htdocs/commande/class/commande.class.php
index 11ce0f53b4b..316ebc0900e 100644
--- a/htdocs/commande/class/commande.class.php
+++ b/htdocs/commande/class/commande.class.php
@@ -27,8 +27,8 @@
  *  \brief      Fichier des classes de commandes
  */
 include_once(DOL_DOCUMENT_ROOT."/core/class/commonorder.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT ."/margin/lib/margins.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT .'/margin/lib/margins.lib.php';
 
 /**
  *  Class to manage customers orders
@@ -178,7 +178,7 @@ class Commande extends CommonOrder
     function valid($user, $idwarehouse=0)
     {
         global $conf,$langs;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
         $error=0;
 
@@ -239,7 +239,7 @@ class Commande extends CommonOrder
             // If stock is incremented on validate order, we must increment it
             if ($result >= 0 && $conf->stock->enabled && $conf->global->STOCK_CALCULATE_ON_VALIDATE_ORDER == 1)
             {
-                require_once(DOL_DOCUMENT_ROOT."/product/stock/class/mouvementstock.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
                 $langs->load("agenda");
 
                 // Loop on each line
@@ -353,7 +353,7 @@ class Commande extends CommonOrder
             // If stock is decremented on validate order, we must reincrement it
             if ($conf->stock->enabled && $conf->global->STOCK_CALCULATE_ON_VALIDATE_ORDER == 1)
             {
-                require_once(DOL_DOCUMENT_ROOT."/product/stock/class/mouvementstock.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
                 $langs->load("agenda");
 
                 $num=count($this->lines);
@@ -536,7 +536,7 @@ class Commande extends CommonOrder
 			// If stock is decremented on validate order, we must reincrement it
 			if ($conf->stock->enabled && $conf->global->STOCK_CALCULATE_ON_VALIDATE_ORDER == 1)
 			{
-				require_once(DOL_DOCUMENT_ROOT."/product/stock/class/mouvementstock.class.php");
+				require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
 				$langs->load("agenda");
 
 				$num=count($this->lines);
@@ -2287,7 +2287,7 @@ class Commande extends CommonOrder
     function delete($user, $notrigger=0)
     {
         global $conf, $langs;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
         $error = 0;
 
diff --git a/htdocs/commande/contact.php b/htdocs/commande/contact.php
index 7569d449af0..9848c15449b 100644
--- a/htdocs/commande/contact.php
+++ b/htdocs/commande/contact.php
@@ -25,11 +25,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/order.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("orders");
 $langs->load("sendings");
diff --git a/htdocs/commande/customer.php b/htdocs/commande/customer.php
index 8386f77d88a..304f3cfb0a2 100755
--- a/htdocs/commande/customer.php
+++ b/htdocs/commande/customer.php
@@ -27,8 +27,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
 
 $action=GETPOST('action');
 
diff --git a/htdocs/commande/document.php b/htdocs/commande/document.php
index c01b8a98b5a..5fe70cefbbb 100644
--- a/htdocs/commande/document.php
+++ b/htdocs/commande/document.php
@@ -25,11 +25,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT ."/commande/class/commande.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT .'/commande/class/commande.class.php';
 
 
 $langs->load('companies');
diff --git a/htdocs/commande/fiche.php b/htdocs/commande/fiche.php
index 2e7b4f21ea6..690cc98a3fd 100644
--- a/htdocs/commande/fiche.php
+++ b/htdocs/commande/fiche.php
@@ -30,17 +30,17 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formorder.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/commande/modules_commande.php");
-require_once(DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/order.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formorder.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/commande/modules_commande.php';
+require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 if (! empty($conf->projet->enabled)) {
-	require_once(DOL_DOCUMENT_ROOT.'/projet/class/project.class.php');
-	require_once(DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php');
-	require_once(DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php');
+	require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+	require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 }
 
 $langs->load('orders');
@@ -1016,7 +1016,7 @@ else if ($action == 'remove_file')
 {
 	if ($object->id > 0)
 	{
-		require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		$langs->load("other");
 		$upload_dir = $conf->commande->dir_output;
@@ -1033,7 +1033,7 @@ else if ($action == 'remove_file')
 */
 if (GETPOST('addfile'))
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	// Set tmp user directory TODO Use a dedicated directory for temp mails files
 	$vardir=$conf->user->dir_output."/".$user->id;
@@ -1048,7 +1048,7 @@ if (GETPOST('addfile'))
 */
 if (GETPOST('removedfile'))
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	// Set tmp user directory
 	$vardir=$conf->user->dir_output."/".$user->id;
@@ -1129,7 +1129,7 @@ if ($action == 'send' && ! GETPOST('addfile') && ! GETPOST('removedfile') && ! G
 			$mimetype = $attachedfiles['mimes'];
 
 			// Send mail
-			require_once(DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php');
+			require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
 			$mailfile = new CMailFile($subject,$sendto,$from,$message,$filepath,$mimetype,$filename,$sendtocc,'',$deliveryreceipt);
 			if ($mailfile->error)
 			{
@@ -1291,7 +1291,7 @@ if ($action == 'send' && ! GETPOST('addfile') && ! GETPOST('removedfile') && ! G
 	if ($action == 'create' && $user->rights->commande->creer)
 	{
 		//WYSIWYG Editor
-		require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
 		print_fiche_titre($langs->trans('CreateOrder'));
 
@@ -1656,7 +1656,7 @@ if ($action == 'send' && ! GETPOST('addfile') && ! GETPOST('removedfile') && ! G
 				$text=$langs->trans('ConfirmValidateOrder',$numref);
 				if ($conf->notification->enabled)
 				{
-					require_once(DOL_DOCUMENT_ROOT ."/core/class/notify.class.php");
+					require_once DOL_DOCUMENT_ROOT .'/core/class/notify.class.php';
 					$notify=new Notify($db);
 					$text.='<br>';
 					$text.=$notify->confirmMessage('NOTIFY_VAL_ORDER',$object->socid);
@@ -1665,7 +1665,7 @@ if ($action == 'send' && ! GETPOST('addfile') && ! GETPOST('removedfile') && ! G
 				if (! empty($conf->global->STOCK_CALCULATE_ON_VALIDATE_ORDER) && $object->hasProductsOrServices(1))
 				{
 					$langs->load("stocks");
-					require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
+					require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
 					$formproduct=new FormProduct($db);
 					$formquestion=array(
 							//'text' => $langs->trans("ConfirmClone"),
@@ -1685,7 +1685,7 @@ if ($action == 'send' && ! GETPOST('addfile') && ! GETPOST('removedfile') && ! G
 				if (! empty($conf->global->STOCK_CALCULATE_ON_VALIDATE_ORDER) && $object->hasProductsOrServices(1))
 				{
 					$langs->load("stocks");
-					require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
+					require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
 					$formproduct=new FormProduct($db);
 					$formquestion=array(
 							//'text' => $langs->trans("ConfirmClone"),
@@ -1716,7 +1716,7 @@ if ($action == 'send' && ! GETPOST('addfile') && ! GETPOST('removedfile') && ! G
 				if (! empty($conf->global->STOCK_CALCULATE_ON_VALIDATE_ORDER) && $object->hasProductsOrServices(1))
 				{
 					$langs->load("stocks");
-					require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
+					require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
 					$formproduct=new FormProduct($db);
 					$formquestion=array(
 							//'text' => $langs->trans("ConfirmClone"),
@@ -2055,7 +2055,7 @@ if ($action == 'send' && ! GETPOST('addfile') && ! GETPOST('removedfile') && ! G
 
 			if (! empty($conf->global->MAIN_DISABLE_CONTACTS_TAB))
 			{
-				require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+				require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 				$formcompany= new FormCompany($db);
 
 				$blocname = 'contacts';
diff --git a/htdocs/commande/index.php b/htdocs/commande/index.php
index 283eea505eb..450415624c4 100644
--- a/htdocs/commande/index.php
+++ b/htdocs/commande/index.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT ."/core/class/notify.class.php");
-require_once(DOL_DOCUMENT_ROOT ."/commande/class/commande.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT .'/core/class/notify.class.php';
+require_once DOL_DOCUMENT_ROOT .'/commande/class/commande.class.php';
 
 if (!$user->rights->commande->lire) accessforbidden();
 
diff --git a/htdocs/commande/info.php b/htdocs/commande/info.php
index cad4ee3e70c..ff1c3721181 100644
--- a/htdocs/commande/info.php
+++ b/htdocs/commande/info.php
@@ -23,9 +23,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/order.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php';
 
 if (!$user->rights->commande->lire)	accessforbidden();
 
diff --git a/htdocs/commande/liste.php b/htdocs/commande/liste.php
index 9416732af77..600c1702927 100644
--- a/htdocs/commande/liste.php
+++ b/htdocs/commande/liste.php
@@ -26,9 +26,9 @@
 
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 
 $langs->load('orders');
 $langs->load('deliveries');
diff --git a/htdocs/commande/note.php b/htdocs/commande/note.php
index 5e2c8b45f14..4eabe72397f 100644
--- a/htdocs/commande/note.php
+++ b/htdocs/commande/note.php
@@ -24,8 +24,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php');
-require_once(DOL_DOCUMENT_ROOT ."/commande/class/commande.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php';
+require_once DOL_DOCUMENT_ROOT .'/commande/class/commande.class.php';
 
 
 $langs->load("companies");
diff --git a/htdocs/commande/orderstoinvoice.php b/htdocs/commande/orderstoinvoice.php
index b99b92391a9..624e3f2d21e 100755
--- a/htdocs/commande/orderstoinvoice.php
+++ b/htdocs/commande/orderstoinvoice.php
@@ -28,13 +28,13 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/report.lib.php");
-if ($conf->projet->enabled) require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
+if ($conf->projet->enabled) require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 
 $langs->load('orders');
 $langs->load('deliveries');
@@ -76,7 +76,7 @@ if ($action == 'create')
 }
 $now=dol_now();
 
-$viewstatut=GETPOST('viewstatut');
+$viewstatut=GETPOST('viewstatut');
 
 
 /*
@@ -85,17 +85,17 @@ $viewstatut=GETPOST('viewstatut');
 
 if (($action == 'create' || $action == 'add') && empty($mesgs))
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-	require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-	require_once(DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php');
-	require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php');
-	require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-	require_once(DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php');
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+	require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+	require_once DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php';
+	require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+	require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php';
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 	if (! empty($conf->projet->enabled)) {
-		require_once(DOL_DOCUMENT_ROOT.'/projet/class/project.class.php');
-		require_once(DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php');
+		require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 	}
 	$langs->load('bills');
 	$langs->load('products');
@@ -504,26 +504,26 @@ if (($action != 'create' && $action != 'add') || ! empty($mesgs))
 	if (!$user->rights->societe->client->voir && !$socid) $sql.= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
 	$sql.= ' WHERE c.fk_soc = s.rowid';
 	// Which invoice to show
-	if ($viewstatut <> '')
-	{
-		if ($viewstatut < 4 && $viewstatut > -2)
-		{
-			$sql.= ' AND c.fk_statut ='.$viewstatut; // brouillon, validee, en cours, annulee
-			if ($viewstatut == 3)
-			{
-				$sql.= ' AND c.facture = 0'; // need to create invoice
-			}
-		}
-		if ($viewstatut == 4)
-		{
-			$sql.= ' AND c.facture = 1'; // invoice created
-		}
-		if ($viewstatut == -2)	// To process
-		{
-			//$sql.= ' AND c.fk_statut IN (1,2,3) AND c.facture = 0';
-			$sql.= " AND ((c.fk_statut IN (1,2)) OR (c.fk_statut = 3 AND c.facture = 0))";    // If status is 2 and facture=1, it must be selected
-		}
-	}
+	if ($viewstatut <> '')
+	{
+		if ($viewstatut < 4 && $viewstatut > -2)
+		{
+			$sql.= ' AND c.fk_statut ='.$viewstatut; // brouillon, validee, en cours, annulee
+			if ($viewstatut == 3)
+			{
+				$sql.= ' AND c.facture = 0'; // need to create invoice
+			}
+		}
+		if ($viewstatut == 4)
+		{
+			$sql.= ' AND c.facture = 1'; // invoice created
+		}
+		if ($viewstatut == -2)	// To process
+		{
+			//$sql.= ' AND c.fk_statut IN (1,2,3) AND c.facture = 0';
+			$sql.= " AND ((c.fk_statut IN (1,2)) OR (c.fk_statut = 3 AND c.facture = 0))";    // If status is 2 and facture=1, it must be selected
+		}
+	}
 	$sql.= ' AND s.entity = '.$conf->entity;
 	if ($socid)	$sql.= ' AND s.rowid = '.$socid;
 	if (!$user->rights->societe->client->voir && !$socid) $sql.= " AND s.rowid = sc.fk_soc AND sc.fk_user = " .$user->id;
diff --git a/htdocs/commande/stats/index.php b/htdocs/commande/stats/index.php
index dff729f34e9..91b7fd30e5e 100644
--- a/htdocs/commande/stats/index.php
+++ b/htdocs/commande/stats/index.php
@@ -25,9 +25,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
-require_once(DOL_DOCUMENT_ROOT."/commande/class/commandestats.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/dolgraph.class.php");
+require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/commande/class/commandestats.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/dolgraph.class.php';
 
 $WIDTH=500;
 $HEIGHT=200;
diff --git a/htdocs/commissions/admin/commissions.php b/htdocs/commissions/admin/commissions.php
index cbbd486e2d4..038d7fbe304 100644
--- a/htdocs/commissions/admin/commissions.php
+++ b/htdocs/commissions/admin/commissions.php
@@ -22,8 +22,8 @@
  */
 
 include("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/commissions/lib/commissions.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/commissions/lib/commissions.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 $langs->load("commissions");
diff --git a/htdocs/commissions/index.php b/htdocs/commissions/index.php
index d36a075bcc2..27ac8c1a65a 100644
--- a/htdocs/commissions/index.php
+++ b/htdocs/commissions/index.php
@@ -22,11 +22,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 if (! empty($conf->margin->enabled))
-	require_once(DOL_DOCUMENT_ROOT."/margin/lib/margins.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/margin/lib/margins.lib.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/compta/bank/account.php b/htdocs/compta/bank/account.php
index fc293e38130..4dbfbeece88 100644
--- a/htdocs/compta/bank/account.php
+++ b/htdocs/compta/bank/account.php
@@ -27,13 +27,13 @@
  */
 
 require("./pre.inc.php");	// We use pre.inc.php to have a dynamic menu
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/paiementfourn.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/paiementfourn.class.php';
 
 $langs->load("bills");
 
diff --git a/htdocs/compta/bank/admin/bank.php b/htdocs/compta/bank/admin/bank.php
index ffe87be45ce..2a73ac6ec4e 100644
--- a/htdocs/compta/bank/admin/bank.php
+++ b/htdocs/compta/bank/admin/bank.php
@@ -24,8 +24,8 @@
  */
 
 require("../../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 $langs->load("admin");
 $langs->load("companies");
diff --git a/htdocs/compta/bank/annuel.php b/htdocs/compta/bank/annuel.php
index 2dd36be46fe..feebeef5f34 100644
--- a/htdocs/compta/bank/annuel.php
+++ b/htdocs/compta/bank/annuel.php
@@ -24,8 +24,8 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 // Security check
 if (isset($_GET["account"]) || isset($_GET["ref"]))
diff --git a/htdocs/compta/bank/bankid_fr.php b/htdocs/compta/bank/bankid_fr.php
index c7f693e04e6..ebb61601049 100644
--- a/htdocs/compta/bank/bankid_fr.php
+++ b/htdocs/compta/bank/bankid_fr.php
@@ -25,8 +25,8 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 $langs->load("banks");
 $langs->load("bills");
diff --git a/htdocs/compta/bank/class/account.class.php b/htdocs/compta/bank/class/account.class.php
index 2ca362f4696..43a21712b98 100644
--- a/htdocs/compta/bank/class/account.class.php
+++ b/htdocs/compta/bank/class/account.class.php
@@ -24,7 +24,7 @@
  *	\ingroup    banque
  *	\brief      File of class to manage bank accounts
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
@@ -549,7 +549,7 @@ class Account extends CommonObject
         $this->country_id = ($this->country_id?$this->country_id:$this->fk_pays);
 
         // Chargement librairie pour acces fonction controle RIB
-        require_once(DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php');
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
 
         dol_syslog(get_class($this)."::update_bban $this->code_banque,$this->code_guichet,$this->number,$this->cle_rib,$this->iban");
 
@@ -962,7 +962,7 @@ class Account extends CommonObject
         // If this class is linked to a third party
         if (! empty($this->socid))
         {
-            require_once(DOL_DOCUMENT_ROOT ."/societe/class/societe.class.php");
+            require_once DOL_DOCUMENT_ROOT .'/societe/class/societe.class.php';
             $company=new Societe($this->db);
             $result=$company->fetch($this->socid);
             if (! empty($company->country_code)) return $company->country_code;
diff --git a/htdocs/compta/bank/class/bankcateg.class.php b/htdocs/compta/bank/class/bankcateg.class.php
index c8efd9c883e..096b33563e4 100644
--- a/htdocs/compta/bank/class/bankcateg.class.php
+++ b/htdocs/compta/bank/class/bankcateg.class.php
@@ -24,9 +24,9 @@
  */
 
 // Put here all includes required by your class file
-//require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
-//require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-//require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+//require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
+//require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+//require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 
 /**
diff --git a/htdocs/compta/bank/fiche.php b/htdocs/compta/bank/fiche.php
index 2bfb23e59ae..709d7fbf64c 100644
--- a/htdocs/compta/bank/fiche.php
+++ b/htdocs/compta/bank/fiche.php
@@ -25,10 +25,10 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formbank.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formbank.class.php';
 
 $langs->load("banks");
 $langs->load("companies");
@@ -300,7 +300,7 @@ if ($action == 'create')
 	print '<tr><td valign="top">'.$langs->trans("Comment").'</td>';
 	print '<td colspan="3">';
     // Editor wysiwyg
-	require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 	$doleditor=new DolEditor('account_comment',$account->comment,'',200,'dolibarr_notes','',false,true,$conf->global->FCKEDITOR_ENABLE_SOCIETE,10,70);
 	$doleditor->Create();
 	print '</td></tr>';
@@ -590,7 +590,7 @@ else
 		print '<tr><td valign="top">'.$langs->trans("Comment").'</td>';
 		print '<td colspan="3">';
 	   // Editor wysiwyg
-		require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 		$doleditor=new DolEditor('account_comment',(isset($_POST["account_comment"])?$_POST["account_comment"]:$account->comment),'',200,'dolibarr_notes','',false,true,$conf->global->FCKEDITOR_ENABLE_SOCIETE,10,70);
 		$doleditor->Create();
 		print '</td></tr>';
diff --git a/htdocs/compta/bank/graph.php b/htdocs/compta/bank/graph.php
index 8d95f2789aa..188439d3773 100644
--- a/htdocs/compta/bank/graph.php
+++ b/htdocs/compta/bank/graph.php
@@ -24,9 +24,9 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/dolgraph.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/dolgraph.class.php';
 
 $langs->load("banks");
 
diff --git a/htdocs/compta/bank/index.php b/htdocs/compta/bank/index.php
index f4ca4a278e7..f46a69f5bd6 100644
--- a/htdocs/compta/bank/index.php
+++ b/htdocs/compta/bank/index.php
@@ -24,9 +24,9 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
 
 $langs->load("banks");
 $langs->load("categories");
diff --git a/htdocs/compta/bank/info.php b/htdocs/compta/bank/info.php
index 4e01b6fcee0..75c313a62b5 100644
--- a/htdocs/compta/bank/info.php
+++ b/htdocs/compta/bank/info.php
@@ -22,8 +22,8 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 
 $langs->load("banks");
 $langs->load("companies");
diff --git a/htdocs/compta/bank/ligne.php b/htdocs/compta/bank/ligne.php
index 1275cd176db..2762c97d0f3 100644
--- a/htdocs/compta/bank/ligne.php
+++ b/htdocs/compta/bank/ligne.php
@@ -26,7 +26,7 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("banks");
 $langs->load("compta");
diff --git a/htdocs/compta/bank/pre.inc.php b/htdocs/compta/bank/pre.inc.php
index 9fcd7646e8b..cd1147ec608 100644
--- a/htdocs/compta/bank/pre.inc.php
+++ b/htdocs/compta/bank/pre.inc.php
@@ -24,8 +24,8 @@
  *		\brief  	Fichier gestionnaire du menu compta banque
  */
 
-require_once(realpath(dirname(__FILE__)) . "/../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+require_once realpath(dirname(__FILE__)) . '/../../main.inc.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("banks");
 $langs->load("categories");
diff --git a/htdocs/compta/bank/rappro.php b/htdocs/compta/bank/rappro.php
index bd7926bfeac..95d4c1abf09 100644
--- a/htdocs/compta/bank/rappro.php
+++ b/htdocs/compta/bank/rappro.php
@@ -24,13 +24,13 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/paiementfourn.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/paiementfourn.class.php';
 
 $langs->load("banks");
 $langs->load("bills");
diff --git a/htdocs/compta/bank/releve.php b/htdocs/compta/bank/releve.php
index 64fd20ca008..97e85853284 100644
--- a/htdocs/compta/bank/releve.php
+++ b/htdocs/compta/bank/releve.php
@@ -24,7 +24,7 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
 
 $action=GETPOST('action');
 
diff --git a/htdocs/compta/bank/search.php b/htdocs/compta/bank/search.php
index 8d40350f21e..ac4303c383f 100644
--- a/htdocs/compta/bank/search.php
+++ b/htdocs/compta/bank/search.php
@@ -25,10 +25,10 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/bankcateg.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/bankcateg.class.php';
 
 // Security check
 if ($user->societe_id) $socid=$user->societe_id;
diff --git a/htdocs/compta/bank/treso.php b/htdocs/compta/bank/treso.php
index 90f4598f94a..7de0e9246e1 100644
--- a/htdocs/compta/bank/treso.php
+++ b/htdocs/compta/bank/treso.php
@@ -24,11 +24,11 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
 
 $langs->load("banks");
 $langs->load("bills");
diff --git a/htdocs/compta/bank/virement.php b/htdocs/compta/bank/virement.php
index 20c5acab754..a33c77b4138 100644
--- a/htdocs/compta/bank/virement.php
+++ b/htdocs/compta/bank/virement.php
@@ -25,7 +25,7 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
 
 $langs->load("banks");
 
@@ -69,7 +69,7 @@ if ($action == 'add')
 	}
 	if (! $error)
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+		require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 		$accountfrom=new Account($db);
 		$accountfrom->fetch(GETPOST('account_from','int'));
diff --git a/htdocs/compta/charges/index.php b/htdocs/compta/charges/index.php
index 1d016e626b6..851b39b6ddd 100644
--- a/htdocs/compta/charges/index.php
+++ b/htdocs/compta/charges/index.php
@@ -24,10 +24,10 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/paymentsocialcontribution.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/paymentsocialcontribution.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $langs->load("compta");
 $langs->load("bills");
diff --git a/htdocs/compta/clients.php b/htdocs/compta/clients.php
index c6a41159583..9d53e7d4d85 100644
--- a/htdocs/compta/clients.php
+++ b/htdocs/compta/clients.php
@@ -24,8 +24,8 @@
  */
 
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
 
 $action=GETPOST('action');
 
diff --git a/htdocs/compta/deplacement/class/deplacement.class.php b/htdocs/compta/deplacement/class/deplacement.class.php
index 0d3d6e09b31..05617fe0048 100644
--- a/htdocs/compta/deplacement/class/deplacement.class.php
+++ b/htdocs/compta/deplacement/class/deplacement.class.php
@@ -23,7 +23,7 @@
  *      \brief      File of class to manage trips
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 /**
  *      \class      Deplacement
diff --git a/htdocs/compta/deplacement/fiche.php b/htdocs/compta/deplacement/fiche.php
index 2c99bb9078c..7d521cc7411 100644
--- a/htdocs/compta/deplacement/fiche.php
+++ b/htdocs/compta/deplacement/fiche.php
@@ -24,13 +24,13 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/trip.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/deplacement/class/deplacement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/trip.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/deplacement/class/deplacement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 if ($conf->projet->enabled)
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-    require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+    require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 }
 
 $langs->load("trips");
@@ -261,7 +261,7 @@ $form = new Form($db);
 if ($action == 'create')
 {
     //WYSIWYG Editor
-    require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
     print_fiche_titre($langs->trans("NewTrip"));
 
@@ -347,7 +347,7 @@ else if ($id)
         if ($action == 'edit' && $user->rights->deplacement->creer)
         {
             //WYSIWYG Editor
-            require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
             $soc = new Societe($db);
             if ($object->socid)
diff --git a/htdocs/compta/deplacement/index.php b/htdocs/compta/deplacement/index.php
index 7c828beffb3..ebc7be64685 100644
--- a/htdocs/compta/deplacement/index.php
+++ b/htdocs/compta/deplacement/index.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/deplacement/class/deplacement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/deplacement/class/deplacement.class.php';
 
 $langs->load("companies");
 $langs->load("users");
diff --git a/htdocs/compta/deplacement/info.php b/htdocs/compta/deplacement/info.php
index 1d0874af388..c5eaa1a267c 100644
--- a/htdocs/compta/deplacement/info.php
+++ b/htdocs/compta/deplacement/info.php
@@ -23,9 +23,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/trip.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/deplacement/class/deplacement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/trip.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/deplacement/class/deplacement.class.php';
 
 $langs->load("trips");
 
diff --git a/htdocs/compta/deplacement/list.php b/htdocs/compta/deplacement/list.php
index ae672f499c3..e6d5fc845ed 100755
--- a/htdocs/compta/deplacement/list.php
+++ b/htdocs/compta/deplacement/list.php
@@ -25,8 +25,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/deplacement/class/deplacement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/deplacement/class/deplacement.class.php';
 
 $langs->load("companies");
 $langs->load("users");
diff --git a/htdocs/compta/deplacement/stats/index.php b/htdocs/compta/deplacement/stats/index.php
index a5aa5ccf864..6de5a23d9c7 100755
--- a/htdocs/compta/deplacement/stats/index.php
+++ b/htdocs/compta/deplacement/stats/index.php
@@ -24,8 +24,8 @@
  */
 
 require("../../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/dolgraph.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/deplacement/class/deplacementstats.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/dolgraph.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/deplacement/class/deplacementstats.class.php';
 
 $langs->load("trips");
 
diff --git a/htdocs/compta/dons/class/don.class.php b/htdocs/compta/dons/class/don.class.php
index 4efe9a39e02..e64e340c518 100644
--- a/htdocs/compta/dons/class/don.class.php
+++ b/htdocs/compta/dons/class/don.class.php
@@ -23,7 +23,7 @@
  *		\brief      Fichier de la classe des dons
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
diff --git a/htdocs/compta/dons/fiche.php b/htdocs/compta/dons/fiche.php
index e779308164e..72dbf37579b 100644
--- a/htdocs/compta/dons/fiche.php
+++ b/htdocs/compta/dons/fiche.php
@@ -24,12 +24,12 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/dons/modules_don.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/dons/class/don.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
-if ($conf->projet->enabled) require_once(DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/dons/modules_don.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/dons/class/don.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+if ($conf->projet->enabled) require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 
 $langs->load("companies");
 $langs->load("donations");
diff --git a/htdocs/compta/dons/index.php b/htdocs/compta/dons/index.php
index 40bd2e1e843..923d1d35e06 100644
--- a/htdocs/compta/dons/index.php
+++ b/htdocs/compta/dons/index.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/dons/class/don.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/dons/class/don.class.php';
 
 $langs->load("donations");
 
diff --git a/htdocs/compta/dons/liste.php b/htdocs/compta/dons/liste.php
index 8c733a150a4..bf03a077bac 100644
--- a/htdocs/compta/dons/liste.php
+++ b/htdocs/compta/dons/liste.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/dons/class/don.class.php");
-if (! empty($conf->projet->enabled)) require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/dons/class/don.class.php';
+if (! empty($conf->projet->enabled)) require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load("companies");
 $langs->load("donations");
diff --git a/htdocs/compta/facture.php b/htdocs/compta/facture.php
index f1b2b081a64..28112caf00e 100644
--- a/htdocs/compta/facture.php
+++ b/htdocs/compta/facture.php
@@ -311,7 +311,7 @@ else if ($action == "setabsolutediscount" && $user->rights->facture->creer)
     }
     if (! empty($_POST["remise_id_for_payment"]))
     {
-        require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
+        require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
         $discount = new DiscountAbsolute($db);
         $discount->fetch($_POST["remise_id_for_payment"]);
 
@@ -1317,7 +1317,7 @@ else if ($action == 'down' && $user->rights->facture->creer)
  */
 if (GETPOST('addfile'))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     // Set tmp user directory
     $vardir=$conf->user->dir_output."/".$user->id;
@@ -1332,7 +1332,7 @@ if (GETPOST('addfile'))
  */
 if (! empty($_POST['removedfile']))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     // Set tmp user directory
     $vardir=$conf->user->dir_output."/".$user->id;
@@ -1431,7 +1431,7 @@ if (($action == 'send' || $action == 'relance') && ! $_POST['addfile'] && ! $_PO
                 $mimetype = $attachedfiles['mimes'];
 
                 // Send mail
-                require_once(DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php');
+                require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
                 $mailfile = new CMailFile($subject,$sendto,$from,$message,$filepath,$mimetype,$filename,$sendtocc,'',$deliveryreceipt,-1);
                 if ($mailfile->error)
                 {
@@ -1556,7 +1556,7 @@ else if ($action == 'remove_file')
 {
 	if ($object->fetch($id))
 	{
-		require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		$object->fetch_thirdparty();
 
@@ -2195,7 +2195,7 @@ else if ($id > 0 || ! empty($ref))
             $text=$langs->trans('ConfirmValidateBill',$numref);
             if ($conf->notification->enabled)
             {
-                require_once(DOL_DOCUMENT_ROOT ."/core/class/notify.class.php");
+                require_once DOL_DOCUMENT_ROOT .'/core/class/notify.class.php';
                 $notify=new Notify($db);
                 $text.='<br>';
                 $text.=$notify->confirmMessage('NOTIFY_VAL_FAC',$object->socid);
@@ -2205,7 +2205,7 @@ else if ($id > 0 || ! empty($ref))
             if ($object->type != 3 && ! empty($conf->global->STOCK_CALCULATE_ON_BILL) && $object->hasProductsOrServices(1))
             {
                 $langs->load("stocks");
-                require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
                 $formproduct=new FormProduct($db);
                 $label=$object->type==2?$langs->trans("SelectWarehouseForStockIncrease"):$langs->trans("SelectWarehouseForStockDecrease");
                 $formquestion=array(
@@ -2229,7 +2229,7 @@ else if ($id > 0 || ! empty($ref))
             if ($object->type != 3 && ! empty($conf->global->STOCK_CALCULATE_ON_BILL) && $object->hasProductsOrServices(1))
             {
                 $langs->load("stocks");
-                require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
                 $formproduct=new FormProduct($db);
                 $label=$object->type==2?$langs->trans("SelectWarehouseForStockDecrease"):$langs->trans("SelectWarehouseForStockIncrease");
                 $formquestion=array(
@@ -2916,8 +2916,8 @@ else if ($id > 0 || ! empty($ref))
 
         if (! empty($conf->global->MAIN_DISABLE_CONTACTS_TAB))
         {
-        	require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-        	require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+        	require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+        	require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
         	$formcompany= new FormCompany($db);
 
         	$blocname = 'contacts';
diff --git a/htdocs/compta/facture/apercu.php b/htdocs/compta/facture/apercu.php
index ab65134c7dc..0e4dfe8abb4 100644
--- a/htdocs/compta/facture/apercu.php
+++ b/htdocs/compta/facture/apercu.php
@@ -27,10 +27,10 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-if ($conf->projet->enabled) require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+if ($conf->projet->enabled) require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load("bills");
 
diff --git a/htdocs/compta/facture/class/facture-rec.class.php b/htdocs/compta/facture/class/facture-rec.class.php
index 1b19a2205f9..6d05ebaf9c6 100644
--- a/htdocs/compta/facture/class/facture-rec.class.php
+++ b/htdocs/compta/facture/class/facture-rec.class.php
@@ -24,9 +24,9 @@
  *	\brief      Fichier de la classe des factures recurentes
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/notify.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/notify.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 
 /**
diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index 462ba7d6289..8b3b7c93bd6 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -32,9 +32,9 @@
  */
 
 include_once(DOL_DOCUMENT_ROOT."/core/class/commoninvoice.class.php");
-require_once(DOL_DOCUMENT_ROOT ."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT ."/societe/class/client.class.php");
-require_once(DOL_DOCUMENT_ROOT ."/margin/lib/margins.lib.php");
+require_once DOL_DOCUMENT_ROOT .'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT .'/societe/class/client.class.php';
+require_once DOL_DOCUMENT_ROOT .'/margin/lib/margins.lib.php';
 
 
 /**
@@ -170,7 +170,7 @@ class Facture extends CommonInvoice
         // Create invoice from a predefined invoice
         if ($this->fac_rec > 0)
         {
-            require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture-rec.class.php');
+            require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture-rec.class.php';
             $_facrec = new FactureRec($this->db);
             $result=$_facrec->fetch($this->fac_rec);
 
@@ -1181,7 +1181,7 @@ class Facture extends CommonInvoice
     function delete($rowid=0, $notrigger=0)
     {
         global $user,$langs,$conf;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
         if (! $rowid) $rowid=$this->id;
 
@@ -1560,7 +1560,7 @@ class Facture extends CommonInvoice
     function validate($user, $force_number='', $idwarehouse=0)
     {
         global $conf,$langs;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
         $now=dol_now();
 
@@ -1683,7 +1683,7 @@ class Facture extends CommonInvoice
                 // Si active on decremente le produit principal et ses composants a la validation de facture
                 if ($this->type != 3 && $result >= 0 && $conf->stock->enabled && $conf->global->STOCK_CALCULATE_ON_BILL)
                 {
-                    require_once(DOL_DOCUMENT_ROOT."/product/stock/class/mouvementstock.class.php");
+                    require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
                     $langs->load("agenda");
 
                     // Loop on each line
@@ -1802,7 +1802,7 @@ class Facture extends CommonInvoice
             // Si on decremente le produit principal et ses composants a la validation de facture, on réincrement
             if ($this->type != 3 && $result >= 0 && $conf->stock->enabled && $conf->global->STOCK_CALCULATE_ON_BILL)
             {
-                require_once(DOL_DOCUMENT_ROOT."/product/stock/class/mouvementstock.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
                 $langs->load("agenda");
 
                 $num=count($this->lines);
@@ -2336,7 +2336,7 @@ class Facture extends CommonInvoice
      */
     function getSumCreditNotesUsed()
     {
-        require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
+        require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
 
         $discountstatic=new DiscountAbsolute($this->db);
         $result=$discountstatic->getSumCreditNotesUsed($this);
@@ -2358,7 +2358,7 @@ class Facture extends CommonInvoice
      */
     function getSumDepositsUsed()
     {
-        require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
+        require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
 
         $discountstatic=new DiscountAbsolute($this->db);
         $result=$discountstatic->getSumDepositsUsed($this);
diff --git a/htdocs/compta/facture/contact.php b/htdocs/compta/facture/contact.php
index dbf19328cf9..8dc586144ee 100644
--- a/htdocs/compta/facture/contact.php
+++ b/htdocs/compta/facture/contact.php
@@ -25,11 +25,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("bills");
 $langs->load("companies");
diff --git a/htdocs/compta/facture/document.php b/htdocs/compta/facture/document.php
index 55a1b536fda..a9a87e9eeb9 100644
--- a/htdocs/compta/facture/document.php
+++ b/htdocs/compta/facture/document.php
@@ -25,12 +25,12 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/invoice.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load('propal');
 $langs->load('compta');
diff --git a/htdocs/compta/facture/fiche-rec.php b/htdocs/compta/facture/fiche-rec.php
index d2ceb3f091d..6310fb445e9 100644
--- a/htdocs/compta/facture/fiche-rec.php
+++ b/htdocs/compta/facture/fiche-rec.php
@@ -24,9 +24,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture-rec.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture-rec.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load('bills');
 
diff --git a/htdocs/compta/facture/impayees.php b/htdocs/compta/facture/impayees.php
index ba8522ad480..cea39cbb631 100644
--- a/htdocs/compta/facture/impayees.php
+++ b/htdocs/compta/facture/impayees.php
@@ -25,11 +25,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 $langs->load("bills");
diff --git a/htdocs/compta/facture/info.php b/htdocs/compta/facture/info.php
index 4bcf7acea5c..5a80bd75e87 100644
--- a/htdocs/compta/facture/info.php
+++ b/htdocs/compta/facture/info.php
@@ -23,10 +23,10 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php';
 
 $langs->load("bills");
 
diff --git a/htdocs/compta/facture/list.php b/htdocs/compta/facture/list.php
index 1fb29318f04..5a7ecbfbdce 100644
--- a/htdocs/compta/facture/list.php
+++ b/htdocs/compta/facture/list.php
@@ -29,20 +29,20 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-if (! empty($conf->commande->enabled)) require_once(DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+if (! empty($conf->commande->enabled)) require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 if (! empty($conf->projet->enabled))
 {
-	require_once(DOL_DOCUMENT_ROOT.'/projet/class/project.class.php');
-	require_once(DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php');
+	require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 }
 
 $langs->load('bills');
diff --git a/htdocs/compta/facture/note.php b/htdocs/compta/facture/note.php
index bc14ed5f760..cb79bc84089 100644
--- a/htdocs/compta/facture/note.php
+++ b/htdocs/compta/facture/note.php
@@ -24,9 +24,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/compta/facture/prelevement.php b/htdocs/compta/facture/prelevement.php
index ab3b2ba3d8a..466e4987633 100644
--- a/htdocs/compta/facture/prelevement.php
+++ b/htdocs/compta/facture/prelevement.php
@@ -26,10 +26,10 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
 
 if (!$user->rights->facture->lire) accessforbidden();
 
diff --git a/htdocs/compta/facture/stats/index.php b/htdocs/compta/facture/stats/index.php
index 9ba9672b176..e0932618afd 100644
--- a/htdocs/compta/facture/stats/index.php
+++ b/htdocs/compta/facture/stats/index.php
@@ -24,8 +24,8 @@
  */
 
 require("../../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/dolgraph.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facturestats.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/dolgraph.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facturestats.class.php';
 
 $WIDTH=500;
 $HEIGHT=200;
diff --git a/htdocs/compta/index.php b/htdocs/compta/index.php
index 41fa2b33be0..ee212b044ee 100644
--- a/htdocs/compta/index.php
+++ b/htdocs/compta/index.php
@@ -24,12 +24,12 @@
  */
 
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php');
-if ($conf->commande->enabled) require_once(DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php');
-if ($conf->commande->enabled) require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php');
-if ($conf->tax->enabled) require_once(DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+if ($conf->commande->enabled) require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+if ($conf->commande->enabled) require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
+if ($conf->tax->enabled) require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
 
 // L'espace compta/treso doit toujours etre actif car c'est un espace partage
 // par de nombreux modules (banque, facture, commande a facturer, etc...) independamment
diff --git a/htdocs/compta/journal/purchasesjournal.php b/htdocs/compta/journal/purchasesjournal.php
index 3a96441a39b..39b31c86fd2 100755
--- a/htdocs/compta/journal/purchasesjournal.php
+++ b/htdocs/compta/journal/purchasesjournal.php
@@ -24,10 +24,10 @@
  *		\brief      Page with purchases journal
  */
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/report.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
 
 $langs->load("companies");
 $langs->load("other");
diff --git a/htdocs/compta/journal/sellsjournal.php b/htdocs/compta/journal/sellsjournal.php
index 1e1bec80c3c..60ae2bf7f58 100755
--- a/htdocs/compta/journal/sellsjournal.php
+++ b/htdocs/compta/journal/sellsjournal.php
@@ -24,10 +24,10 @@
  *		\brief      Page with sells journal
  */
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/report.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/client.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/client.class.php';
 
 
 $langs->load("companies");
diff --git a/htdocs/compta/localtax/class/localtax.class.php b/htdocs/compta/localtax/class/localtax.class.php
index 99ae27599c0..8522ed50cc6 100644
--- a/htdocs/compta/localtax/class/localtax.class.php
+++ b/htdocs/compta/localtax/class/localtax.class.php
@@ -21,7 +21,7 @@
  *      \author		Laurent Destailleur
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
@@ -500,7 +500,7 @@ class localtax extends CommonObject
 				if ($conf->banque->enabled)
                 {
                     // Insertion dans llx_bank
-                    require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+                    require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
                     $acc = new Account($this->db);
 					$result=$acc->fetch($this->accountid);
diff --git a/htdocs/compta/localtax/clients.php b/htdocs/compta/localtax/clients.php
index bea4c61aec4..4663e80e08c 100644
--- a/htdocs/compta/localtax/clients.php
+++ b/htdocs/compta/localtax/clients.php
@@ -22,10 +22,10 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/report.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/tax.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/localtax/class/localtax.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/localtax/class/localtax.class.php';
 
 $langs->load("bills");
 $langs->load("compta");
diff --git a/htdocs/compta/localtax/fiche.php b/htdocs/compta/localtax/fiche.php
index 3f7bf5a37fe..4f9184d2b1a 100644
--- a/htdocs/compta/localtax/fiche.php
+++ b/htdocs/compta/localtax/fiche.php
@@ -22,8 +22,8 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/localtax/class/localtax.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/localtax/class/localtax.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("compta");
 $langs->load("banks");
diff --git a/htdocs/compta/localtax/index.php b/htdocs/compta/localtax/index.php
index c24638d8d72..c21d07fc69c 100644
--- a/htdocs/compta/localtax/index.php
+++ b/htdocs/compta/localtax/index.php
@@ -21,9 +21,9 @@
  *		\brief      Index page of IRPF reports
  */
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/tax.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $langs->load("other");
 
diff --git a/htdocs/compta/localtax/reglement.php b/htdocs/compta/localtax/reglement.php
index 6b3a96a92f0..dfd739ad8e3 100644
--- a/htdocs/compta/localtax/reglement.php
+++ b/htdocs/compta/localtax/reglement.php
@@ -22,7 +22,7 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/localtax/class/localtax.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/localtax/class/localtax.class.php';
 
 $langs->load("compta");
 $langs->load("compta");
diff --git a/htdocs/compta/paiement.php b/htdocs/compta/paiement.php
index 195f041b30e..a155bab4722 100644
--- a/htdocs/compta/paiement.php
+++ b/htdocs/compta/paiement.php
@@ -26,9 +26,9 @@
  */
 
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load('companies');
 $langs->load('bills');
diff --git a/htdocs/compta/paiement/cheque/class/remisecheque.class.php b/htdocs/compta/paiement/cheque/class/remisecheque.class.php
index 0d91e7d4edf..c202c8e8b71 100644
--- a/htdocs/compta/paiement/cheque/class/remisecheque.class.php
+++ b/htdocs/compta/paiement/cheque/class/remisecheque.class.php
@@ -23,7 +23,7 @@
  *	\ingroup    compta
  *	\brief      Fichier de la classe des bordereau de remise de cheque
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
@@ -490,8 +490,8 @@ class RemiseCheque extends CommonObject
 		$file = "pdf_".$model.".class.php";
 		if (file_exists($dir.$file))
 		{
-			require_once(DOL_DOCUMENT_ROOT ."/compta/bank/class/account.class.php");
-			require_once($dir.$file);
+			require_once DOL_DOCUMENT_ROOT .'/compta/bank/class/account.class.php';
+			require_once $dir.$file;
 
 			$classname='BordereauCheque'.ucfirst($model);
 			$docmodel = new $classname($this->db);
diff --git a/htdocs/compta/paiement/cheque/fiche.php b/htdocs/compta/paiement/cheque/fiche.php
index 981d2d97b66..6830a130972 100644
--- a/htdocs/compta/paiement/cheque/fiche.php
+++ b/htdocs/compta/paiement/cheque/fiche.php
@@ -25,10 +25,10 @@
  */
 
 require("./pre.inc.php");	// We use pre.inc.php to have a dynamic menu
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/cheque/class/remisecheque.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/cheque/class/remisecheque.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load('bills');
 $langs->load('banks');
@@ -219,7 +219,7 @@ else if ($action == 'remove_file' && $user->rights->banque->cheque)
 {
 	if ($object->fetch($id) > 0)
 	{
-		require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		$langs->load("other");
 
diff --git a/htdocs/compta/paiement/cheque/index.php b/htdocs/compta/paiement/cheque/index.php
index 9b0168bd0c2..882b0a5b300 100644
--- a/htdocs/compta/paiement/cheque/index.php
+++ b/htdocs/compta/paiement/cheque/index.php
@@ -24,8 +24,8 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/cheque/class/remisecheque.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/cheque/class/remisecheque.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("banks");
 
diff --git a/htdocs/compta/paiement/cheque/liste.php b/htdocs/compta/paiement/cheque/liste.php
index 36b3fd860bd..1a97b7d0938 100644
--- a/htdocs/compta/paiement/cheque/liste.php
+++ b/htdocs/compta/paiement/cheque/liste.php
@@ -24,8 +24,8 @@
  */
 
 require("./pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/cheque/class/remisecheque.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/cheque/class/remisecheque.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("bills");
 
diff --git a/htdocs/compta/paiement/cheque/pre.inc.php b/htdocs/compta/paiement/cheque/pre.inc.php
index 98ed62325d6..c3b8ec4243b 100644
--- a/htdocs/compta/paiement/cheque/pre.inc.php
+++ b/htdocs/compta/paiement/cheque/pre.inc.php
@@ -23,8 +23,8 @@
  *		\brief  	Fichier gestionnaire du menu cheques
  */
 
-require_once(realpath(dirname(__FILE__)) . "/../../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+require_once realpath(dirname(__FILE__)) . '/../../../main.inc.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("banks");
 $langs->load("categories");
diff --git a/htdocs/compta/paiement/class/paiement.class.php b/htdocs/compta/paiement/class/paiement.class.php
index 2e2abf4c79f..701a69ff6b6 100644
--- a/htdocs/compta/paiement/class/paiement.class.php
+++ b/htdocs/compta/paiement/class/paiement.class.php
@@ -22,7 +22,7 @@
  *	\ingroup    facture
  *	\brief      File of class to manage payments of customers invoices
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**     \class      Paiement
@@ -379,7 +379,7 @@ class Paiement extends CommonObject
 
         if ($conf->banque->enabled)
         {
-            require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+            require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
             dol_syslog("$user->id,$mode,$label,$this->fk_account,$emetteur_nom,$emetteur_banque");
 
diff --git a/htdocs/compta/paiement/fiche.php b/htdocs/compta/paiement/fiche.php
index d683713f870..e8a8a3b0b18 100644
--- a/htdocs/compta/paiement/fiche.php
+++ b/htdocs/compta/paiement/fiche.php
@@ -26,10 +26,10 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php');
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/facture/modules_facture.php");
-if ($conf->banque->enabled) require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT .'/core/modules/facture/modules_facture.php';
+if ($conf->banque->enabled) require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load('bills');
 $langs->load('banks');
diff --git a/htdocs/compta/paiement/info.php b/htdocs/compta/paiement/info.php
index 609785976bd..b2b6ca304ac 100644
--- a/htdocs/compta/paiement/info.php
+++ b/htdocs/compta/paiement/info.php
@@ -23,8 +23,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 
 $langs->load("bills");
 $langs->load("companies");
diff --git a/htdocs/compta/paiement/liste.php b/htdocs/compta/paiement/liste.php
index e09dfbaf7be..fc401bd8c85 100644
--- a/htdocs/compta/paiement/liste.php
+++ b/htdocs/compta/paiement/liste.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("bills");
 
diff --git a/htdocs/compta/paiement/rapport.php b/htdocs/compta/paiement/rapport.php
index 877e8121ad7..c8a953a5176 100644
--- a/htdocs/compta/paiement/rapport.php
+++ b/htdocs/compta/paiement/rapport.php
@@ -23,9 +23,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/rapport/pdf_paiement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/rapport/pdf_paiement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
 // Security check
 if (! $user->rights->facture->lire) accessforbidden();
diff --git a/htdocs/compta/paiement_charge.php b/htdocs/compta/paiement_charge.php
index 00ccd303408..2af75cdecdf 100755
--- a/htdocs/compta/paiement_charge.php
+++ b/htdocs/compta/paiement_charge.php
@@ -22,9 +22,9 @@
  */
 
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/paymentsocialcontribution.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/paymentsocialcontribution.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("bills");
 
diff --git a/htdocs/compta/payment_sc/fiche.php b/htdocs/compta/payment_sc/fiche.php
index d9bee27e91a..f7acb55fee1 100644
--- a/htdocs/compta/payment_sc/fiche.php
+++ b/htdocs/compta/payment_sc/fiche.php
@@ -26,11 +26,11 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/paymentsocialcontribution.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php');
-require_once(DOL_DOCUMENT_ROOT."/core/modules/facture/modules_facture.php");
-if ($conf->banque->enabled) require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/paymentsocialcontribution.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php';
+if ($conf->banque->enabled) require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load('bills');
 $langs->load('banks');
diff --git a/htdocs/compta/prelevement/bon.php b/htdocs/compta/prelevement/bon.php
index c63e9521d00..a73f676667e 100644
--- a/htdocs/compta/prelevement/bon.php
+++ b/htdocs/compta/prelevement/bon.php
@@ -24,9 +24,9 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/prelevement.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php";
+require_once DOL_DOCUMENT_ROOT.'/core/lib/prelevement.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
 
 $langs->load("bills");
 $langs->load("categories");
diff --git a/htdocs/compta/prelevement/bons.php b/htdocs/compta/prelevement/bons.php
index 25387018ac0..f11e12a243e 100644
--- a/htdocs/compta/prelevement/bons.php
+++ b/htdocs/compta/prelevement/bons.php
@@ -25,7 +25,7 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
 
 $langs->load("widthdrawals");
 $langs->load("categories");
diff --git a/htdocs/compta/prelevement/class/bonprelevement.class.php b/htdocs/compta/prelevement/class/bonprelevement.class.php
index b58e072d613..f9727792638 100644
--- a/htdocs/compta/prelevement/class/bonprelevement.class.php
+++ b/htdocs/compta/prelevement/class/bonprelevement.class.php
@@ -24,10 +24,10 @@
  *      \brief      Fichier de la classe des bons de prelevements
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 // FIXME don't include external module class
 if (! empty($conf->esaeb->enabled))
 	dol_include_once('/esaeb/class/esaeb19.class.php');
diff --git a/htdocs/compta/prelevement/class/rejetprelevement.class.php b/htdocs/compta/prelevement/class/rejetprelevement.class.php
index 07981443bbd..dfcf992f2b6 100644
--- a/htdocs/compta/prelevement/class/rejetprelevement.class.php
+++ b/htdocs/compta/prelevement/class/rejetprelevement.class.php
@@ -232,7 +232,7 @@ class RejetPrelevement
 			$soc = new Societe($this->db);
 			$soc->fetch($fac->socid);
 
-			require_once(DOL_DOCUMENT_ROOT."/core/class/CMailFile.class.php");
+			require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
 
 			$subject = $langs->trans("InfoRejectSubject");
 			$sendto = $emuser->getFullName($langs)." <".$emuser->email.">";
diff --git a/htdocs/compta/prelevement/create.php b/htdocs/compta/prelevement/create.php
index 51df78b7836..c33d15cc577 100644
--- a/htdocs/compta/prelevement/create.php
+++ b/htdocs/compta/prelevement/create.php
@@ -25,11 +25,11 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/prelevement.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/prelevement.lib.php';
 
 $langs->load("widthdrawals");
 $langs->load("companies");
diff --git a/htdocs/compta/prelevement/demandes.php b/htdocs/compta/prelevement/demandes.php
index 4f6134664ed..4fa3311e4f4 100644
--- a/htdocs/compta/prelevement/demandes.php
+++ b/htdocs/compta/prelevement/demandes.php
@@ -25,9 +25,9 @@
  */
 
 require("../bank/pre.inc.php");
-require_once DOL_DOCUMENT_ROOT."/core/modules/modPrelevement.class.php";
-require_once DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php";
-require_once DOL_DOCUMENT_ROOT."/societe/class/societe.class.php";
+require_once DOL_DOCUMENT_ROOT.'/core/modules/modPrelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
 
 $langs->load("widthdrawals");
 $langs->load("companies");
diff --git a/htdocs/compta/prelevement/factures.php b/htdocs/compta/prelevement/factures.php
index 088afb188f8..37e7109090a 100644
--- a/htdocs/compta/prelevement/factures.php
+++ b/htdocs/compta/prelevement/factures.php
@@ -25,10 +25,10 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/prelevement.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/rejetprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/prelevement.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/rejetprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 
 $langs->load("companies");
 $langs->load("categories");
diff --git a/htdocs/compta/prelevement/facturesrejets.php b/htdocs/compta/prelevement/facturesrejets.php
index 41675d1c1ec..aadcc74adcc 100644
--- a/htdocs/compta/prelevement/facturesrejets.php
+++ b/htdocs/compta/prelevement/facturesrejets.php
@@ -24,8 +24,8 @@
  */
 
 require("../bank/pre.inc.php");
-require_once DOL_DOCUMENT_ROOT."/compta/prelevement/class/rejetprelevement.class.php";
-require_once DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php";
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/rejetprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 
 $langs->load("categories");
 
diff --git a/htdocs/compta/prelevement/fiche-rejet.php b/htdocs/compta/prelevement/fiche-rejet.php
index 6adf25293de..1959ed96d8b 100644
--- a/htdocs/compta/prelevement/fiche-rejet.php
+++ b/htdocs/compta/prelevement/fiche-rejet.php
@@ -25,10 +25,10 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/prelevement.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/rejetprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/prelevement.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/rejetprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 
 $langs->load("categories");
 
diff --git a/htdocs/compta/prelevement/fiche-stat.php b/htdocs/compta/prelevement/fiche-stat.php
index 0ef042b9705..5db1efb6167 100644
--- a/htdocs/compta/prelevement/fiche-stat.php
+++ b/htdocs/compta/prelevement/fiche-stat.php
@@ -24,9 +24,9 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/prelevement.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/ligneprelevement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/prelevement.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/ligneprelevement.class.php';
 
 // Security check
 if ($user->societe_id > 0) accessforbidden();
diff --git a/htdocs/compta/prelevement/fiche.php b/htdocs/compta/prelevement/fiche.php
index d01e622bb1d..a5c6794d6f7 100644
--- a/htdocs/compta/prelevement/fiche.php
+++ b/htdocs/compta/prelevement/fiche.php
@@ -24,8 +24,8 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/prelevement.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/prelevement.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
 
 if (!$user->rights->prelevement->bons->lire)
 accessforbidden();
@@ -58,7 +58,7 @@ if ( $action == 'confirm_credite' && GETPOST('confirm','alpha') == 'yes')
 
 if ($action == 'infotrans' && $user->rights->prelevement->bons->send)
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	$bon = new BonPrelevement($db,"");
 	$bon->fetch($id);
diff --git a/htdocs/compta/prelevement/index.php b/htdocs/compta/prelevement/index.php
index 414c1a388f3..5d420ac4894 100644
--- a/htdocs/compta/prelevement/index.php
+++ b/htdocs/compta/prelevement/index.php
@@ -25,10 +25,10 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/prelevement.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/prelevement.lib.php';
 
 $langs->load("withdrawals");
 $langs->load("categories");
diff --git a/htdocs/compta/prelevement/ligne.php b/htdocs/compta/prelevement/ligne.php
index 5013687b729..5f8e74fdfdc 100644
--- a/htdocs/compta/prelevement/ligne.php
+++ b/htdocs/compta/prelevement/ligne.php
@@ -25,10 +25,10 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/ligneprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/rejetprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/ligneprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/rejetprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 
 // Security check
 if ($user->societe_id > 0) accessforbidden();
diff --git a/htdocs/compta/prelevement/lignes.php b/htdocs/compta/prelevement/lignes.php
index f93e4f21e2a..c7b1f3c559b 100644
--- a/htdocs/compta/prelevement/lignes.php
+++ b/htdocs/compta/prelevement/lignes.php
@@ -25,11 +25,11 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/prelevement.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/ligneprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/rejetprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/prelevement.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/ligneprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/rejetprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 
 // Security check
 if ($user->societe_id > 0) accessforbidden();
diff --git a/htdocs/compta/prelevement/liste.php b/htdocs/compta/prelevement/liste.php
index 1ba540731ad..2fd88dcfeba 100644
--- a/htdocs/compta/prelevement/liste.php
+++ b/htdocs/compta/prelevement/liste.php
@@ -24,8 +24,8 @@
  *      \brief      Page liste des prelevements
  */
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/bonprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/ligneprelevement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/bonprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/ligneprelevement.class.php';
 
 $langs->load("withdrawals");
 $langs->load("companies");
diff --git a/htdocs/compta/prelevement/rejets.php b/htdocs/compta/prelevement/rejets.php
index 812fee4dae5..2e777b8d030 100644
--- a/htdocs/compta/prelevement/rejets.php
+++ b/htdocs/compta/prelevement/rejets.php
@@ -25,8 +25,8 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/rejetprelevement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/rejetprelevement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 
 $langs->load("withdrawals");
 $langs->load("companies");
diff --git a/htdocs/compta/prelevement/stats.php b/htdocs/compta/prelevement/stats.php
index 7d5e1eba9a9..5e73bf340a4 100644
--- a/htdocs/compta/prelevement/stats.php
+++ b/htdocs/compta/prelevement/stats.php
@@ -25,7 +25,7 @@
  */
 
 require("../bank/pre.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/prelevement/class/ligneprelevement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/ligneprelevement.class.php';
 
 $langs->load("withdrawals");
 $langs->load("companies");
@@ -193,7 +193,7 @@ if ($resql)
 
 	$var=True;
 
-	require_once DOL_DOCUMENT_ROOT."/compta/prelevement/class/rejetprelevement.class.php";
+	require_once DOL_DOCUMENT_ROOT.'/compta/prelevement/class/rejetprelevement.class.php';
 	$Rejet = new RejetPrelevement($db, $user);
 
 	while ($i < $num)
diff --git a/htdocs/compta/recap-compta.php b/htdocs/compta/recap-compta.php
index bc3e580d8a5..9a7bce53aa6 100644
--- a/htdocs/compta/recap-compta.php
+++ b/htdocs/compta/recap-compta.php
@@ -23,8 +23,8 @@
  */
 
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 $langs->load("companies");
 if ($conf->facture->enabled) $langs->load("bills");
diff --git a/htdocs/compta/resultat/bilan.php b/htdocs/compta/resultat/bilan.php
index 14edb84f301..8c33f488a92 100644
--- a/htdocs/compta/resultat/bilan.php
+++ b/htdocs/compta/resultat/bilan.php
@@ -22,8 +22,8 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
 
 if (!$user->rights->compta->resultat->lire) accessforbidden();
 
diff --git a/htdocs/compta/resultat/clientfourn.php b/htdocs/compta/resultat/clientfourn.php
index a2e6045fe2b..a215ae7b7ff 100644
--- a/htdocs/compta/resultat/clientfourn.php
+++ b/htdocs/compta/resultat/clientfourn.php
@@ -23,11 +23,11 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/report.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/tax.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 
 $langs->load("bills");
diff --git a/htdocs/compta/resultat/compteres.php b/htdocs/compta/resultat/compteres.php
index dce0e32667a..9463df6d80d 100644
--- a/htdocs/compta/resultat/compteres.php
+++ b/htdocs/compta/resultat/compteres.php
@@ -17,8 +17,8 @@
 
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
 
 
 if (!$user->rights->compta->resultat->lire) accessforbidden();
diff --git a/htdocs/compta/resultat/index.php b/htdocs/compta/resultat/index.php
index 2ba45b22a7d..efcba0ae51a 100644
--- a/htdocs/compta/resultat/index.php
+++ b/htdocs/compta/resultat/index.php
@@ -23,7 +23,7 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/report.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
 
 
 $year_start=GETPOST('year_start');
diff --git a/htdocs/compta/sociales/charges.php b/htdocs/compta/sociales/charges.php
index f9124c2edfd..436ce96b418 100644
--- a/htdocs/compta/sociales/charges.php
+++ b/htdocs/compta/sociales/charges.php
@@ -23,9 +23,9 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formsocialcontrib.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/tax.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formsocialcontrib.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
 
 $langs->load("compta");
 $langs->load("bills");
diff --git a/htdocs/compta/sociales/class/chargesociales.class.php b/htdocs/compta/sociales/class/chargesociales.class.php
index 26cff9343f5..ef0e7663a43 100644
--- a/htdocs/compta/sociales/class/chargesociales.class.php
+++ b/htdocs/compta/sociales/class/chargesociales.class.php
@@ -21,7 +21,7 @@
  *		\ingroup    facture
  *		\brief      Fichier de la classe des charges sociales
  */
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 
 
 /**     \class      ChargeSociales
diff --git a/htdocs/compta/sociales/class/paymentsocialcontribution.class.php b/htdocs/compta/sociales/class/paymentsocialcontribution.class.php
index 25f50e4a7e0..7c91b4c8b97 100644
--- a/htdocs/compta/sociales/class/paymentsocialcontribution.class.php
+++ b/htdocs/compta/sociales/class/paymentsocialcontribution.class.php
@@ -22,7 +22,7 @@
  *		\brief      File of class to manage payment of social contributions
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 
 
 /**     \class      PaymentSocialContribution
@@ -474,7 +474,7 @@ class PaymentSocialContribution extends CommonObject
 
         if ($conf->banque->enabled)
         {
-            require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+            require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
             $acc = new Account($this->db);
             $acc->fetch($accountid);
diff --git a/htdocs/compta/sociales/document.php b/htdocs/compta/sociales/document.php
index 860584234bc..b8ad2a49080 100644
--- a/htdocs/compta/sociales/document.php
+++ b/htdocs/compta/sociales/document.php
@@ -27,11 +27,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/tax.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load("other");
 $langs->load("companies");
diff --git a/htdocs/compta/sociales/index.php b/htdocs/compta/sociales/index.php
index 8f0a19d07e4..e862b5970de 100644
--- a/htdocs/compta/sociales/index.php
+++ b/htdocs/compta/sociales/index.php
@@ -24,8 +24,8 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formsocialcontrib.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formsocialcontrib.class.php';
 
 // Security check
 $socid = isset($_GET["socid"])?$_GET["socid"]:'';
diff --git a/htdocs/compta/sociales/info.php b/htdocs/compta/sociales/info.php
index d48386bb623..0376d7cf5df 100644
--- a/htdocs/compta/sociales/info.php
+++ b/htdocs/compta/sociales/info.php
@@ -22,9 +22,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/sociales/class/chargesociales.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/tax.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/sociales/class/chargesociales.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 $langs->load("compta");
 $langs->load("bills");
diff --git a/htdocs/compta/stats/cabyuser.php b/htdocs/compta/stats/cabyuser.php
index 1f40ba120a7..4c56403184a 100644
--- a/htdocs/compta/stats/cabyuser.php
+++ b/htdocs/compta/stats/cabyuser.php
@@ -23,9 +23,9 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/report.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/tax.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 // Security check
 $socid = isset($_REQUEST["socid"])?$_REQUEST["socid"]:'';
diff --git a/htdocs/compta/stats/casoc.php b/htdocs/compta/stats/casoc.php
index c3c747a3aa6..6f8171a8bb0 100644
--- a/htdocs/compta/stats/casoc.php
+++ b/htdocs/compta/stats/casoc.php
@@ -24,9 +24,9 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/report.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/tax.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $langs->load("companies");
 
diff --git a/htdocs/compta/stats/index.php b/htdocs/compta/stats/index.php
index bab35674fab..bdd957d1f2d 100644
--- a/htdocs/compta/stats/index.php
+++ b/htdocs/compta/stats/index.php
@@ -23,7 +23,7 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/report.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
 
 
 $year_start=GETPOST("year_start");
diff --git a/htdocs/compta/tva/class/tva.class.php b/htdocs/compta/tva/class/tva.class.php
index d320e394d27..d139e0e99dd 100644
--- a/htdocs/compta/tva/class/tva.class.php
+++ b/htdocs/compta/tva/class/tva.class.php
@@ -23,7 +23,7 @@
  */
 
 // Put here all includes required by your class file
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
@@ -528,7 +528,7 @@ class Tva extends CommonObject
 				if ($conf->banque->enabled)
                 {
                     // Insertion dans llx_bank
-                    require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
+                    require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
                     $acc = new Account($this->db);
 					$result=$acc->fetch($this->accountid);
diff --git a/htdocs/compta/tva/clients.php b/htdocs/compta/tva/clients.php
index 9aeb55fa505..23af370180c 100644
--- a/htdocs/compta/tva/clients.php
+++ b/htdocs/compta/tva/clients.php
@@ -25,10 +25,10 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/report.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/tax.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
 
 $langs->load("bills");
 $langs->load("compta");
diff --git a/htdocs/compta/tva/fiche.php b/htdocs/compta/tva/fiche.php
index 9837fabe418..63dea4f7b61 100644
--- a/htdocs/compta/tva/fiche.php
+++ b/htdocs/compta/tva/fiche.php
@@ -24,8 +24,8 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $langs->load("compta");
 $langs->load("banks");
diff --git a/htdocs/compta/tva/index.php b/htdocs/compta/tva/index.php
index fd09385c8fe..31676c3518b 100644
--- a/htdocs/compta/tva/index.php
+++ b/htdocs/compta/tva/index.php
@@ -24,9 +24,9 @@
  *		\brief      Index page of VAT reports
  */
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/tax.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $langs->load("other");
 
diff --git a/htdocs/compta/tva/quadri.php b/htdocs/compta/tva/quadri.php
index c1bf23429e6..dc0c188418b 100644
--- a/htdocs/compta/tva/quadri.php
+++ b/htdocs/compta/tva/quadri.php
@@ -27,7 +27,7 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
 
 $year=$_GET["year"];
 if ($year == 0 )
diff --git a/htdocs/compta/tva/quadri_detail.php b/htdocs/compta/tva/quadri_detail.php
index 7123e828c1d..d75b7fec26b 100644
--- a/htdocs/compta/tva/quadri_detail.php
+++ b/htdocs/compta/tva/quadri_detail.php
@@ -26,15 +26,15 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/report.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/tax.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/paiementfourn.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/paiementfourn.class.php';
 
 $langs->load("bills");
 $langs->load("compta");
diff --git a/htdocs/compta/tva/reglement.php b/htdocs/compta/tva/reglement.php
index f444cd92183..e25fd319c01 100644
--- a/htdocs/compta/tva/reglement.php
+++ b/htdocs/compta/tva/reglement.php
@@ -24,7 +24,7 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/tva/class/tva.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
 
 $langs->load("compta");
 $langs->load("compta");
diff --git a/htdocs/compta/ventilation/fiche.php b/htdocs/compta/ventilation/fiche.php
index f0f3336b972..c3467a43381 100644
--- a/htdocs/compta/ventilation/fiche.php
+++ b/htdocs/compta/ventilation/fiche.php
@@ -24,7 +24,7 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 $langs->load("bills");
 
diff --git a/htdocs/compta/ventilation/lignes.php b/htdocs/compta/ventilation/lignes.php
index c9949e9c352..cf769a9592f 100644
--- a/htdocs/compta/ventilation/lignes.php
+++ b/htdocs/compta/ventilation/lignes.php
@@ -24,8 +24,8 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("bills");
 $langs->load("compta");
diff --git a/htdocs/compta/ventilation/liste.php b/htdocs/compta/ventilation/liste.php
index 7359d5d5333..19cdf95c6d0 100644
--- a/htdocs/compta/ventilation/liste.php
+++ b/htdocs/compta/ventilation/liste.php
@@ -26,8 +26,8 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("compta");
 $langs->load("bills");
diff --git a/htdocs/contact/canvas/actions_contactcard_common.class.php b/htdocs/contact/canvas/actions_contactcard_common.class.php
index fb8711d7c12..688db644b96 100644
--- a/htdocs/contact/canvas/actions_contactcard_common.class.php
+++ b/htdocs/contact/canvas/actions_contactcard_common.class.php
@@ -56,7 +56,7 @@ abstract class ActionsContactCardCommon
 	        if (file_exists($modelclassfile))
 	        {
 	            // Include dataservice class (model)
-	            $ret = require_once($modelclassfile);
+	            $ret = require_once $modelclassfile;
 	            if ($ret)
 	            {
 	            	// Instantiate dataservice class (model)
@@ -397,7 +397,7 @@ abstract class ActionsContactCardCommon
         {
         	// Full firstname and name separated with a dot : firstname.name
         	include_once(DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php');
-            require_once(DOL_DOCUMENT_ROOT."/core/lib/security2.lib.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
         	$login=dol_buildlogin($this->object->nom, $this->object->prenom);
 
        		$generated_password=getRandomPassword('');
diff --git a/htdocs/contact/class/contact.class.php b/htdocs/contact/class/contact.class.php
index 60873f86a32..17aa7745a86 100644
--- a/htdocs/contact/class/contact.class.php
+++ b/htdocs/contact/class/contact.class.php
@@ -25,7 +25,7 @@
  *	\ingroup    societe
  *	\brief      File of contacts class
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
@@ -868,7 +868,7 @@ class Contact extends CommonObject
         $ret='';
         if ($withcountry && $this->country_id && (empty($this->country_code) || empty($this->country)))
         {
-            require_once(DOL_DOCUMENT_ROOT ."/core/lib/company.lib.php");
+            require_once DOL_DOCUMENT_ROOT .'/core/lib/company.lib.php';
             $tmparray=getCountry($this->country_id,'all');
             $this->country_code=$tmparray['code'];
             $this->country     =$tmparray['label'];
diff --git a/htdocs/contact/exportimport.php b/htdocs/contact/exportimport.php
index fa4c5dae0d9..4d157c62e88 100644
--- a/htdocs/contact/exportimport.php
+++ b/htdocs/contact/exportimport.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/contact.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/contact.lib.php';
 
 $langs->load("companies");
 
diff --git a/htdocs/contact/fiche.php b/htdocs/contact/fiche.php
index f42414a980b..43ddc3ff83e 100644
--- a/htdocs/contact/fiche.php
+++ b/htdocs/contact/fiche.php
@@ -26,11 +26,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/contact.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/contact.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("companies");
 $langs->load("users");
@@ -54,7 +54,7 @@ $objcanvas=null;
 $canvas = (! empty($object->canvas)?$object->canvas:GETPOST("canvas"));
 if (! empty($canvas))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/class/canvas.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/class/canvas.class.php';
     $objcanvas = new Canvas($db, $action);
     $objcanvas->getCanvas('contact', 'contactcard', $canvas);
 }
@@ -712,7 +712,7 @@ else
             $generated_password='';
             if (! $ldap_sid) // TODO ldap_sid ?
             {
-                require_once(DOL_DOCUMENT_ROOT."/core/lib/security2.lib.php");
+                require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
                 $generated_password=getRandomPassword('');
             }
             $password=$generated_password;
diff --git a/htdocs/contact/info.php b/htdocs/contact/info.php
index 4365f895247..7cf24f58a2d 100644
--- a/htdocs/contact/info.php
+++ b/htdocs/contact/info.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/contact.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/contact.lib.php';
 
 $langs->load("companies");
 
diff --git a/htdocs/contact/ldap.php b/htdocs/contact/ldap.php
index e8ed38b57cb..567747db5dc 100644
--- a/htdocs/contact/ldap.php
+++ b/htdocs/contact/ldap.php
@@ -23,10 +23,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/contact.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/contact.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ldap.lib.php';
 
 $langs->load("companies");
 $langs->load("ldap");
diff --git a/htdocs/contact/list.php b/htdocs/contact/list.php
index d71dcc44225..34bd1471f91 100755
--- a/htdocs/contact/list.php
+++ b/htdocs/contact/list.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
 
 $langs->load("companies");
 $langs->load("suppliers");
diff --git a/htdocs/contact/perso.php b/htdocs/contact/perso.php
index 2755b29ccf4..fe182d6e356 100644
--- a/htdocs/contact/perso.php
+++ b/htdocs/contact/perso.php
@@ -24,8 +24,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/contact.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/contact.lib.php';
 
 $langs->load("companies");
 $langs->load("other");
diff --git a/htdocs/contact/vcard.php b/htdocs/contact/vcard.php
index daca201b63c..80bae86f25a 100644
--- a/htdocs/contact/vcard.php
+++ b/htdocs/contact/vcard.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/vcard.class.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/vcard.class.php';
 
 
 $contact = new Contact($db);
diff --git a/htdocs/contrat/class/contrat.class.php b/htdocs/contrat/class/contrat.class.php
index d963fb94ebc..07a98907d03 100644
--- a/htdocs/contrat/class/contrat.class.php
+++ b/htdocs/contrat/class/contrat.class.php
@@ -26,7 +26,7 @@
  *	\brief      File of class to manage contracts
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 
 
 /**
diff --git a/htdocs/contrat/contact.php b/htdocs/contrat/contact.php
index 2eea1fd3dc0..af4622c8d1d 100644
--- a/htdocs/contrat/contact.php
+++ b/htdocs/contrat/contact.php
@@ -24,10 +24,10 @@
  */
 
 require ("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/contract.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/contrat/class/contrat.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/contract.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 
 $langs->load("contracts");
diff --git a/htdocs/contrat/document.php b/htdocs/contrat/document.php
index 7474a098f34..21e48a81467 100644
--- a/htdocs/contrat/document.php
+++ b/htdocs/contrat/document.php
@@ -26,11 +26,11 @@
  */
 
 require ("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/contract.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contrat/class/contrat.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/contract.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load("other");
 $langs->load("products");
diff --git a/htdocs/contrat/fiche.php b/htdocs/contrat/fiche.php
index fb4183cfa4d..57bda230349 100644
--- a/htdocs/contrat/fiche.php
+++ b/htdocs/contrat/fiche.php
@@ -26,16 +26,16 @@
  */
 
 require ("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/price.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/contract.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/contrat/class/contrat.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/contract/modules_contract.php");
-if (! empty($conf->produit->enabled) || ! empty($conf->service->enabled))  require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-if (! empty($conf->propal->enabled))  require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/price.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/contract.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/contract/modules_contract.php';
+if (! empty($conf->produit->enabled) || ! empty($conf->service->enabled))  require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+if (! empty($conf->propal->enabled))  require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 if ($conf->projet->enabled) {
-	require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 }
 
 $langs->load("contracts");
@@ -803,7 +803,7 @@ else
 
         if (! empty($conf->global->MAIN_DISABLE_CONTACTS_TAB))
         {
-        	require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+        	require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
         	$formcompany= new FormCompany($db);
 
         	$blocname = 'contacts';
diff --git a/htdocs/contrat/info.php b/htdocs/contrat/info.php
index 315dc569432..ac719b42124 100644
--- a/htdocs/contrat/info.php
+++ b/htdocs/contrat/info.php
@@ -22,9 +22,9 @@
  */
 
 require ("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/contract.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/contrat/class/contrat.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/contract.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
 
 $langs->load("contracts");
 
diff --git a/htdocs/contrat/note.php b/htdocs/contrat/note.php
index 921c36b5c02..8936bc90f2a 100644
--- a/htdocs/contrat/note.php
+++ b/htdocs/contrat/note.php
@@ -24,8 +24,8 @@
  */
 
 require ("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/contract.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/contrat/class/contrat.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/contract.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
 
 $langs->load("companies");
 $langs->load("contracts");
diff --git a/htdocs/core/ajax/ajaxdirpreview.php b/htdocs/core/ajax/ajaxdirpreview.php
index 1a4b4e34ddf..102f28d696e 100644
--- a/htdocs/core/ajax/ajaxdirpreview.php
+++ b/htdocs/core/ajax/ajaxdirpreview.php
@@ -34,10 +34,10 @@ if (! defined('NOREQUIREAJAX')) define('NOREQUIREAJAX','1');
 
 if (! isset($mode) || $mode != 'noajax')    // For ajax call
 {
-    require_once("../../main.inc.php");
-    require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
-    require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php');
-    require_once(DOL_DOCUMENT_ROOT."/ecm/class/ecmdirectory.class.php");
+    require_once '../../main.inc.php';
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+    require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+    require_once DOL_DOCUMENT_ROOT.'/ecm/class/ecmdirectory.class.php';
 
 	$action=GETPOST("action");
     $file=urldecode(GETPOST('file'));
@@ -253,7 +253,7 @@ if (! empty($conf->use_javascript_ajax) && empty($conf->global->MAIN_ECM_DISABLE
     {
     	$param.=($param?'?':'').(preg_replace('/^&/','',$param));
 
-        require_once(DOL_DOCUMENT_ROOT.'/core/class/html.form.class.php');
+        require_once DOL_DOCUMENT_ROOT.'/core/class/html.form.class.php';
         $useglobalvars=1;
         $form = new Form($db);
         $formquestion=array('urlfile'=>array('type'=>'hidden','value'=>'','name'=>'urlfile'));
diff --git a/htdocs/core/ajax/bankconciliate.php b/htdocs/core/ajax/bankconciliate.php
index d32dbd777fd..c5de7b4a50b 100644
--- a/htdocs/core/ajax/bankconciliate.php
+++ b/htdocs/core/ajax/bankconciliate.php
@@ -28,8 +28,8 @@ if (! defined('NOREQUIRESOC'))   define('NOREQUIRESOC','1');
 //if (! defined('NOREQUIRETRAN'))  define('NOREQUIRETRAN','1');    // Required to knwo date format for dol_print_date
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
 
 $action=GETPOST('action');
 
diff --git a/htdocs/core/ajax/box.php b/htdocs/core/ajax/box.php
index 1c8eaf513f0..8d6e53c24c7 100644
--- a/htdocs/core/ajax/box.php
+++ b/htdocs/core/ajax/box.php
@@ -29,7 +29,7 @@ if (! defined('NOREQUIRESOC'))   define('NOREQUIRESOC','1');
 if (! defined('NOREQUIRETRAN'))  define('NOREQUIRETRAN','1');
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/class/infobox.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/infobox.class.php';
 
 $boxid=GETPOST('boxid','int');
 $boxorder=GETPOST('boxorder');
diff --git a/htdocs/core/ajax/constantonoff.php b/htdocs/core/ajax/constantonoff.php
index 3ed30274972..59755b1f632 100644
--- a/htdocs/core/ajax/constantonoff.php
+++ b/htdocs/core/ajax/constantonoff.php
@@ -28,7 +28,7 @@ if (! defined('NOREQUIRESOC'))   define('NOREQUIRESOC','1');
 if (! defined('NOREQUIRETRAN'))  define('NOREQUIRETRAN','1');
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 
 /*
diff --git a/htdocs/core/ajax/fileupload.php b/htdocs/core/ajax/fileupload.php
index 30c52242f74..6b58cad214a 100644
--- a/htdocs/core/ajax/fileupload.php
+++ b/htdocs/core/ajax/fileupload.php
@@ -34,7 +34,7 @@ if (! defined('NOREQUIREHTML'))  define('NOREQUIREHTML','1'); // If we don't nee
 
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/fileupload.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/fileupload.class.php';
 
 error_reporting(E_ALL | E_STRICT);
 
diff --git a/htdocs/core/ajax/loadinplace.php b/htdocs/core/ajax/loadinplace.php
index 45781e46379..f29ead60176 100644
--- a/htdocs/core/ajax/loadinplace.php
+++ b/htdocs/core/ajax/loadinplace.php
@@ -28,7 +28,7 @@ if (! defined('NOREQUIRESOC'))   define('NOREQUIRESOC','1');
 //if (! defined('NOREQUIRETRAN'))  define('NOREQUIRETRAN','1');
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/class/genericobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/genericobject.class.php';
 
 $field			= GETPOST('field','alpha');
 $element		= GETPOST('element','alpha');
diff --git a/htdocs/core/ajax/row.php b/htdocs/core/ajax/row.php
index 72a679ef572..faf1575ddbf 100644
--- a/htdocs/core/ajax/row.php
+++ b/htdocs/core/ajax/row.php
@@ -28,7 +28,7 @@ if (! defined('NOREQUIRESOC'))   define('NOREQUIRESOC','1');
 if (! defined('NOREQUIRETRAN'))  define('NOREQUIRETRAN','1');
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/class/genericobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/genericobject.class.php';
 
 
 /*
diff --git a/htdocs/core/ajax/saveinplace.php b/htdocs/core/ajax/saveinplace.php
index f62f5581b5e..c1a34933b7c 100644
--- a/htdocs/core/ajax/saveinplace.php
+++ b/htdocs/core/ajax/saveinplace.php
@@ -28,7 +28,7 @@ if (! defined('NOREQUIRESOC'))   define('NOREQUIRESOC','1');
 //if (! defined('NOREQUIRETRAN'))  define('NOREQUIRETRAN','1');
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/class/genericobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/genericobject.class.php';
 
 $field			= GETPOST('field','alpha',2);
 $element		= GETPOST('element','alpha',2);
diff --git a/htdocs/core/ajax/security.php b/htdocs/core/ajax/security.php
index 1db90340300..d1dc24e8a99 100644
--- a/htdocs/core/ajax/security.php
+++ b/htdocs/core/ajax/security.php
@@ -47,7 +47,7 @@ if (isset($_GET['action']) && ! empty($_GET['action']))
 {
 	if ($_GET['action'] == 'getrandompassword' && $user->admin)
 	{
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/security2.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
 	    $generic = $_GET['generic'];
 		echo getRandomPassword($generic);
 	}
diff --git a/htdocs/core/ajax/ziptown.php b/htdocs/core/ajax/ziptown.php
index d8568fddc9f..38b7e4c6007 100644
--- a/htdocs/core/ajax/ziptown.php
+++ b/htdocs/core/ajax/ziptown.php
@@ -30,7 +30,7 @@ if (! defined('NOREQUIRESOC'))   define('NOREQUIRESOC','1');
 if (! defined('NOCSRFCHECK'))    define('NOCSRFCHECK','1');
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 
 
diff --git a/htdocs/core/antispamimage.php b/htdocs/core/antispamimage.php
index e4bea43e14a..e4ea09a3755 100644
--- a/htdocs/core/antispamimage.php
+++ b/htdocs/core/antispamimage.php
@@ -29,7 +29,7 @@ if (! defined('NOREQUIRETRAN'))   define('NOREQUIRETRAN',1);
 if (! defined('NOREQUIRESOC'))    define('NOREQUIRESOC',1);
 if (! defined('NOTOKENRENEWAL'))  define('NOTOKENRENEWAL',1);
 
-require_once("../main.inc.php");
+require_once '../main.inc.php';
 
 
 /*
diff --git a/htdocs/core/boxes/box_factures_imp.php b/htdocs/core/boxes/box_factures_imp.php
index 0aaf343d876..f71420ba2a4 100644
--- a/htdocs/core/boxes/box_factures_imp.php
+++ b/htdocs/core/boxes/box_factures_imp.php
@@ -23,8 +23,8 @@
  *	\brief      Module de generation de l'affichage de la box factures impayees
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/boxes/modules_boxes.php");
-require_once(DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/boxes/modules_boxes.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 
 /**
diff --git a/htdocs/core/class/CMailFile.class.php b/htdocs/core/class/CMailFile.class.php
index e4d387395a4..2da3527aa6f 100644
--- a/htdocs/core/class/CMailFile.class.php
+++ b/htdocs/core/class/CMailFile.class.php
@@ -239,7 +239,7 @@ class CMailFile
 			// Use SMTPS library
 			// ------------------------------------------
 
-			require_once(DOL_DOCUMENT_ROOT."/core/class/smtps.class.php");
+			require_once DOL_DOCUMENT_ROOT.'/core/class/smtps.class.php';
 			$smtps = new SMTPs();
 			$smtps->setCharSet($conf->file->character_set_client);
 
@@ -291,7 +291,7 @@ class CMailFile
 			// Use PHPMailer library
 			// ------------------------------------------
 
-			require_once(DOL_DOCUMENT_ROOT."/includes/phpmailer/class.phpmailer.php");
+			require_once DOL_DOCUMENT_ROOT.'/includes/phpmailer/class.phpmailer.php';
 			$this->phpmailer = new PHPMailer();
 			$this->phpmailer->CharSet = $conf->file->character_set_client;
 
diff --git a/htdocs/core/class/canvas.class.php b/htdocs/core/class/canvas.class.php
index 97c3e0f780c..3bd6afce64e 100644
--- a/htdocs/core/class/canvas.class.php
+++ b/htdocs/core/class/canvas.class.php
@@ -104,7 +104,7 @@ class Canvas
 		{
             // Include actions class (controller)
             $this->control_file=$controlclassfile;
-            require_once($controlclassfile);
+            require_once $controlclassfile;
 
             // Instantiate actions class (controller)
             $controlclassname = 'Actions'.ucfirst($this->card).ucfirst($this->canvas);
diff --git a/htdocs/core/class/commoninvoice.class.php b/htdocs/core/class/commoninvoice.class.php
index aee943be4df..2ef81f12248 100644
--- a/htdocs/core/class/commoninvoice.class.php
+++ b/htdocs/core/class/commoninvoice.class.php
@@ -21,7 +21,7 @@
  *       \brief      File of the superclass of invoices classes (customer and supplier)
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 /**
  *		\class 		CommonInvoice
diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 973f4882654..61674e5e905 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -528,7 +528,7 @@ abstract class CommonObject
      */
     function fetch_contact($contactid)
     {
-        require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
         $contact = new Contact($this->db);
         $result=$contact->fetch($contactid);
         $this->contact = $contact;
@@ -2002,7 +2002,7 @@ abstract class CommonObject
         if (! is_array($optionsArray))
         {
             // optionsArray not already loaded, so we load it
-            require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
             $extrafields = new ExtraFields($this->db);
             $optionsArray = $extrafields->fetch_name_optionals_label();
         }
@@ -2061,7 +2061,7 @@ abstract class CommonObject
         {
             // Check parameters
             $langs->load('admin');
-            require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
             $extrafields = new ExtraFields($this->db);
             $optionsArray = $extrafields->fetch_name_optionals_label($this->elementType);
 
@@ -2841,7 +2841,7 @@ abstract class CommonObject
 
   function getMarginInfos($force_price=false) {
   	global $conf;
-    require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php');
+    require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
     $marginInfos = array(
       'pa_products' => 0,
       'pv_products' => 0,
diff --git a/htdocs/core/class/commonorder.class.php b/htdocs/core/class/commonorder.class.php
index bde0cc6fc11..ebd628f2a52 100644
--- a/htdocs/core/class/commonorder.class.php
+++ b/htdocs/core/class/commonorder.class.php
@@ -21,7 +21,7 @@
  *       \brief      File of the superclass of orders classes (customer and supplier)
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 /**
  *		\class 		CommonOrder
diff --git a/htdocs/core/class/cpays.class.php b/htdocs/core/class/cpays.class.php
index 8287a2d6f1b..ec315f1cb9e 100644
--- a/htdocs/core/class/cpays.class.php
+++ b/htdocs/core/class/cpays.class.php
@@ -23,9 +23,9 @@
  */
 
 // Put here all includes required by your class file
-//require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
-//require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-//require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+//require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
+//require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+//require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 
 /**
diff --git a/htdocs/core/class/doleditor.class.php b/htdocs/core/class/doleditor.class.php
index 3a7382c44ce..442ae6d46f1 100644
--- a/htdocs/core/class/doleditor.class.php
+++ b/htdocs/core/class/doleditor.class.php
@@ -88,7 +88,7 @@ class DolEditor
         }
         if ($this->tool == 'fckeditor')
     	{
-        	require_once(DOL_DOCUMENT_ROOT."/includes/fckeditor/fckeditor.php");
+        	require_once DOL_DOCUMENT_ROOT.'/includes/fckeditor/fckeditor.php';
 
     		$content=dol_htmlentitiesbr($content);	// If content is not HTML, we convert to HTML.
 
diff --git a/htdocs/core/class/events.class.php b/htdocs/core/class/events.class.php
index 78fd96de911..3deb9154446 100644
--- a/htdocs/core/class/events.class.php
+++ b/htdocs/core/class/events.class.php
@@ -24,9 +24,9 @@
  */
 
 // Put here all includes required by your class file
-//require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
-//require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-//require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+//require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
+//require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+//require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 
 /**
diff --git a/htdocs/core/class/extrafields.class.php b/htdocs/core/class/extrafields.class.php
index 70b51714aef..5361819f7b0 100755
--- a/htdocs/core/class/extrafields.class.php
+++ b/htdocs/core/class/extrafields.class.php
@@ -464,7 +464,7 @@ class ExtraFields
         }
         else if ($type == 'text')
         {
-        	require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+        	require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
         	$doleditor=new DolEditor('options_'.$key,$value,'',200,'dolibarr_notes','In',false,false,$conf->fckeditor->enabled && $conf->global->FCKEDITOR_ENABLE_SOCIETE,5,100);
         	$out=$doleditor->Create(1);
         }
diff --git a/htdocs/core/class/fileupload.class.php b/htdocs/core/class/fileupload.class.php
index 34aa394998e..47d415d2f3f 100644
--- a/htdocs/core/class/fileupload.class.php
+++ b/htdocs/core/class/fileupload.class.php
@@ -21,8 +21,8 @@
  *       \brief      File to return Ajax response on file upload
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
 
 
 /**
diff --git a/htdocs/core/class/genericobject.class.php b/htdocs/core/class/genericobject.class.php
index ace19b2a174..916625b21c1 100755
--- a/htdocs/core/class/genericobject.class.php
+++ b/htdocs/core/class/genericobject.class.php
@@ -20,7 +20,7 @@
  *	\ingroup    core
  *	\brief      File of class of generic business class
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
diff --git a/htdocs/core/class/html.form.class.php b/htdocs/core/class/html.form.class.php
index 3d62245868f..b827ff362dd 100644
--- a/htdocs/core/class/html.form.class.php
+++ b/htdocs/core/class/html.form.class.php
@@ -177,7 +177,7 @@ class Form
                 else if (preg_match('/^ckeditor/',$typeofdata))
                 {
                     $tmp=explode(':',$typeofdata);
-                    require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+                    require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
                     $doleditor=new DolEditor($htmlname, ($editvalue?$editvalue:$value), ($tmp[2]?$tmp[2]:''), ($tmp[3]?$tmp[3]:'100'), ($tmp[1]?$tmp[1]:'dolibarr_notes'), 'In', ($tmp[5]?$tmp[5]:0), true, true, ($tmp[6]?$tmp[6]:'20'), ($tmp[7]?$tmp[7]:'100'));
                     $ret.=$doleditor->Create(1);
                 }
@@ -1092,7 +1092,7 @@ class Form
         {
             if ($selected && empty($selected_input_value))
             {
-                require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
                 $product = new Product($this->db);
                 $product->fetch($selected);
                 $selected_input_value=$product->ref;
@@ -2391,7 +2391,7 @@ class Form
     {
         global $langs;
 
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 
         $langs->load("project");
         if ($htmlname != "none")
@@ -2605,7 +2605,7 @@ class Form
         {
             if ($selected)
             {
-                require_once(DOL_DOCUMENT_ROOT ."/user/class/user.class.php");
+                require_once DOL_DOCUMENT_ROOT .'/user/class/user.class.php';
                 //$this->load_cache_contacts();
                 //print $this->cache_contacts[$selected];
                 $theuser=new User($this->db);
@@ -2751,7 +2751,7 @@ class Form
         {
             if ($selected)
             {
-                require_once(DOL_DOCUMENT_ROOT ."/contact/class/contact.class.php");
+                require_once DOL_DOCUMENT_ROOT .'/contact/class/contact.class.php';
                 //$this->load_cache_contacts();
                 //print $this->cache_contacts[$selected];
                 $contact=new Contact($this->db);
@@ -2796,7 +2796,7 @@ class Form
         {
             if ($selected)
             {
-                require_once(DOL_DOCUMENT_ROOT ."/societe/class/societe.class.php");
+                require_once DOL_DOCUMENT_ROOT .'/societe/class/societe.class.php';
                 $soc = new Societe($this->db);
                 $soc->fetch($selected);
                 print $soc->getNomUrl($langs);
@@ -3373,7 +3373,7 @@ class Form
     {
         if ($iSecond)
         {
-            require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
             $hourSelected = convertSecondToTime($iSecond,'hour');
             $minSelected = convertSecondToTime($iSecond,'min');
diff --git a/htdocs/core/class/html.formactions.class.php b/htdocs/core/class/html.formactions.class.php
index cf63c366792..ed6321ec47a 100644
--- a/htdocs/core/class/html.formactions.class.php
+++ b/htdocs/core/class/html.formactions.class.php
@@ -139,7 +139,7 @@ class FormActions
         global $langs,$conf,$user;
         global $bc;
 
-        require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
 
         $actioncomm = new ActionComm($this->db);
         $actioncomm->getActions($socid, $object->id, $typeelement);
@@ -196,8 +196,8 @@ class FormActions
     {
         global $langs,$user;
 
-        require_once(DOL_DOCUMENT_ROOT."/comm/action/class/cactioncomm.class.php");
-        require_once(DOL_DOCUMENT_ROOT."/core/class/html.form.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/comm/action/class/cactioncomm.class.php';
+        require_once DOL_DOCUMENT_ROOT.'/core/class/html.form.class.php';
         $caction=new CActionComm($this->db);
         $form=new Form($this->db);
 
diff --git a/htdocs/core/class/html.formmail.class.php b/htdocs/core/class/html.formmail.class.php
index 597d143f6ea..49d86f02cb4 100644
--- a/htdocs/core/class/html.formmail.class.php
+++ b/htdocs/core/class/html.formmail.class.php
@@ -22,7 +22,7 @@
  *       \ingroup    core
  *       \brief      Fichier de la classe permettant la generation du formulaire html d'envoi de mail unitaire
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/class/html.form.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/html.form.class.php';
 
 
 /**
@@ -112,7 +112,7 @@ class FormMail
     function clear_attached_files()
     {
         global $conf,$user;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
         // Set tmp user directory
         $vardir=$conf->user->dir_output."/".$user->id;
@@ -569,7 +569,7 @@ class FormMail
             // Complete substitution array
             if ($conf->paypal->enabled && $conf->global->PAYPAL_ADD_PAYMENT_URL)
             {
-                require_once(DOL_DOCUMENT_ROOT."/paypal/lib/paypal.lib.php");
+                require_once DOL_DOCUMENT_ROOT.'/paypal/lib/paypal.lib.php';
 
                 $langs->load('paypal');
 
@@ -613,7 +613,7 @@ class FormMail
                 }
 
                 // Editor wysiwyg
-                require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
                 $doleditor=new DolEditor('message',$defaultmessage,'',280,$this->ckeditortoolbar,'In',true,true,$this->withfckeditor,8,72);
                 $out.= $doleditor->Create(1);
             }
diff --git a/htdocs/core/class/html.formorder.class.php b/htdocs/core/class/html.formorder.class.php
index 8f723de978a..0bf1971e054 100644
--- a/htdocs/core/class/html.formorder.class.php
+++ b/htdocs/core/class/html.formorder.class.php
@@ -85,7 +85,7 @@ class FormOrder
 		global $conf,$langs;
 		$listemethodes=array();
 
-		require_once(DOL_DOCUMENT_ROOT."/core/class/html.form.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/class/html.form.class.php';
 		$form=new Form($this->db);
 
 		$sql = "SELECT rowid, code, libelle as label";
diff --git a/htdocs/core/class/html.formother.class.php b/htdocs/core/class/html.formother.class.php
index 15ce6928bbf..d950ab04e01 100644
--- a/htdocs/core/class/html.formother.class.php
+++ b/htdocs/core/class/html.formother.class.php
@@ -252,7 +252,7 @@ class FormOther
     function select_categories($type,$selected=0,$htmlname='search_categ',$nocateg=0)
     {
         global $langs;
-        require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
 
         // Load list of "categories"
         $static_categs = new Categorie($this->db);
@@ -355,7 +355,7 @@ class FormOther
     {
         global $user, $langs;
 
-        require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
 
         //print $modeproject.'-'.$modetask;
         $task=new Task($this->db);
@@ -651,7 +651,7 @@ class FormOther
     {
         global $langs;
 
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
         $montharray = monthArray($langs);	// Get array
 
@@ -780,7 +780,7 @@ class FormOther
         {
             if ($selected)
             {
-                require_once(DOL_DOCUMENT_ROOT ."/societe/class/address.class.php");
+                require_once DOL_DOCUMENT_ROOT .'/societe/class/address.class.php';
                 $address=new Address($this->db);
                 $result=$address->fetch_address($selected);
                 print '<a href='.DOL_URL_ROOT.'/comm/address.php?socid='.$address->socid.'&id='.$address->id.'&action=edit&origin='.$origin.'&originid='.$originid.'>'.$address->label.'</a>';
diff --git a/htdocs/core/class/html.formsms.class.php b/htdocs/core/class/html.formsms.class.php
index 996476c7960..afab8976981 100755
--- a/htdocs/core/class/html.formsms.class.php
+++ b/htdocs/core/class/html.formsms.class.php
@@ -21,7 +21,7 @@
  *       \ingroup    core
  *       \brief      Fichier de la classe permettant la generation du formulaire html d'envoi de mail unitaire
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/class/html.form.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/html.form.class.php';
 
 
 /**     
diff --git a/htdocs/core/class/infobox.class.php b/htdocs/core/class/infobox.class.php
index 5884a15156b..750865189c2 100644
--- a/htdocs/core/class/infobox.class.php
+++ b/htdocs/core/class/infobox.class.php
@@ -153,7 +153,7 @@ class InfoBox
 
         $error=0;
 
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
         dol_syslog(get_class()."::saveboxorder zone=".$zone." userid=".$userid);
 
diff --git a/htdocs/core/class/notify.class.php b/htdocs/core/class/notify.class.php
index 8cff2f5252c..1d7f443f739 100644
--- a/htdocs/core/class/notify.class.php
+++ b/htdocs/core/class/notify.class.php
@@ -21,7 +21,7 @@
  *      \ingroup    notification
  *      \brief      File of class to manage notifications
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/class/CMailFile.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/CMailFile.class.php';
 
 
 /**
diff --git a/htdocs/core/class/translate.class.php b/htdocs/core/class/translate.class.php
index 050d5a3d4df..c40ca2a2386 100644
--- a/htdocs/core/class/translate.class.php
+++ b/htdocs/core/class/translate.class.php
@@ -224,7 +224,7 @@ class Translate
 				{
 			        //dol_syslog('Translate::Load we will cache result into usecachekey '.$usecachekey);
 
-				    require_once(DOL_DOCUMENT_ROOT ."/core/lib/memory.lib.php");
+				    require_once DOL_DOCUMENT_ROOT .'/core/lib/memory.lib.php';
 					$tmparray=dol_getcache($usecachekey);
 					if (is_array($tmparray) && count($tmparray))
 					{
diff --git a/htdocs/core/datepicker.php b/htdocs/core/datepicker.php
index daf63f06d19..93254a4ac80 100644
--- a/htdocs/core/datepicker.php
+++ b/htdocs/core/datepicker.php
@@ -35,7 +35,7 @@ if (! defined('NOLOGIN')) define('NOLOGIN',1);					// Not disabled cause need to
 if (! defined('NOREQUIREMENU'))  define('NOREQUIREMENU',1);
 if (! defined('NOREQUIREHTML'))  define('NOREQUIREHTML',1);
 
-require_once("../main.inc.php");
+require_once '../main.inc.php';
 
 if (GETPOST('lang')) $langs->setDefaultLang(GETPOST('lang'));	// If language was forced on URL by the main.inc.php
 $langs->load("main");
diff --git a/htdocs/core/filemanagerdol/connectors/php/config.php b/htdocs/core/filemanagerdol/connectors/php/config.php
index 3248335120c..196a3eefbb8 100755
--- a/htdocs/core/filemanagerdol/connectors/php/config.php
+++ b/htdocs/core/filemanagerdol/connectors/php/config.php
@@ -30,7 +30,7 @@ define('NOTOKENRENEWAL',1); // Disables token renewal
 // a web page that require security controls and
 // is a security hole if anybody can access without
 // being an authenticated user.
-require_once("../../../../main.inc.php");
+require_once '../../../../main.inc.php';
 $uri=preg_replace('/^http(s?):\/\//i','',$dolibarr_main_url_root);
 $pos = strstr($uri, '/');       // $pos contient alors url sans nom domaine
 if ($pos == '/') $pos = '';     // si $pos vaut /, on le met a ''
diff --git a/htdocs/core/js/datepicker.js.php b/htdocs/core/js/datepicker.js.php
index 45d360b888c..b0d32b382ef 100644
--- a/htdocs/core/js/datepicker.js.php
+++ b/htdocs/core/js/datepicker.js.php
@@ -34,7 +34,7 @@ if (! defined('NOREQUIREAJAX'))   define('NOREQUIREAJAX','1');
 
 session_cache_limiter(FALSE);
 
-require_once("../../main.inc.php");
+require_once '../../main.inc.php';
 
 // Define javascript type
 header('Content-type: text/javascript; charset=UTF-8');
diff --git a/htdocs/core/lib/admin.lib.php b/htdocs/core/lib/admin.lib.php
index 9cba56eb112..fa3d69cb4fb 100644
--- a/htdocs/core/lib/admin.lib.php
+++ b/htdocs/core/lib/admin.lib.php
@@ -1070,7 +1070,7 @@ function form_constantes($tableau)
             {
                 print '<td>';
                 // List of possible labels (defined into $_Avery_Labels variable set into format_cards.lib.php)
-                require_once(DOL_DOCUMENT_ROOT.'/core/lib/format_cards.lib.php');
+                require_once DOL_DOCUMENT_ROOT.'/core/lib/format_cards.lib.php';
                 $arrayoflabels=array();
                 foreach(array_keys($_Avery_Labels) as $codecards)
                 {
@@ -1095,7 +1095,7 @@ function form_constantes($tableau)
                 }
                 else if (in_array($const,array('ADHERENT_AUTOREGISTER_MAIL','ADHERENT_MAIL_VALID','ADHERENT_MAIL_COTIS','ADHERENT_MAIL_RESIL')))
                 {
-                    require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+                    require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
                     $doleditor=new DolEditor('constvalue_'.$const,$obj->value,'',160,'dolibarr_notes','',false,false,$conf->fckeditor->enabled,5,60);
                     $doleditor->Create();
 
diff --git a/htdocs/core/lib/company.lib.php b/htdocs/core/lib/company.lib.php
index 220a3c65bc0..91824eb7640 100644
--- a/htdocs/core/lib/company.lib.php
+++ b/htdocs/core/lib/company.lib.php
@@ -431,7 +431,7 @@ function show_projects($conf,$langs,$db,$object,$backtopage='')
 
             if ($num > 0)
             {
-                require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
                 $projectstatic = new Project($db);
 
@@ -620,7 +620,7 @@ function show_addresses($conf,$langs,$db,$object,$backtopage='')
 	global $user;
 	global $bc;
 
-	require_once(DOL_DOCUMENT_ROOT."/societe/class/address.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/societe/class/address.class.php';
 
 	$addressstatic = new Address($db);
 	$num = $addressstatic->fetch_lines($object->id);
@@ -723,7 +723,7 @@ function show_actions_todo($conf,$langs,$db,$object,$objcon='',$noprint=0)
 
     if ($conf->agenda->enabled)
     {
-        require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
         $actionstatic=new ActionComm($db);
         $userstatic=new User($db);
         $contactstatic = new Contact($db);
@@ -995,10 +995,10 @@ function show_actions_done($conf,$langs,$db,$object,$objcon='',$noprint=0)
 
     if ($conf->agenda->enabled || ($conf->mailing->enabled && ! empty($objcon->email)))
     {
-        require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
-        require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-        require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
-        require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
+        require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+        require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+        require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
         $actionstatic=new ActionComm($db);
         $userstatic=new User($db);
         $contactstatic = new Contact($db);
diff --git a/htdocs/core/lib/files.lib.php b/htdocs/core/lib/files.lib.php
index 9915cc703d6..a8d032a72e2 100644
--- a/htdocs/core/lib/files.lib.php
+++ b/htdocs/core/lib/files.lib.php
@@ -567,7 +567,7 @@ function dol_move_uploaded_file($src_file, $dest_file, $allowoverwrite, $disable
 	// If we need to make a virus scan
 	if (empty($disablevirusscan) && file_exists($src_file) && ! empty($conf->global->MAIN_ANTIVIRUS_COMMAND))
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/core/class/antivir.class.php');
+		require_once DOL_DOCUMENT_ROOT.'/core/class/antivir.class.php';
 		$antivir=new AntiVir($db);
 		$result = $antivir->dol_avscan_file($src_file);
 		if ($result < 0)	// If virus or error, we stop here
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 39df413ae54..aec66e15cbe 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -77,7 +77,7 @@ function getStaticMember($class, $member)
  */
 function getDoliDBInstance($type, $host, $user, $pass, $name, $port)
 {
-	require_once(DOL_DOCUMENT_ROOT ."/core/db/".$type.".class.php");
+	require_once DOL_DOCUMENT_ROOT ."/core/db/".$type.'.class.php';
 
 	$class='DoliDB'.ucfirst($type);
 	$dolidb=new $class($type, $host, $user, $pass, $name, $port);
@@ -1009,13 +1009,13 @@ function dol_now($mode='gmt')
 	if ($mode == 'gmt') $ret=time();	// Time for now at greenwich.
 	else if ($mode == 'tzserver')		// Time for now with PHP server timezone added
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php');
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 		$tzsecond=getServerTimeZoneInt('now');    // Contains tz+dayling saving time
 		$ret=dol_now('gmt')+($tzsecond*3600);
 	}
 	/*else if ($mode == 'tzref')				// Time for now with parent company timezone is added
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php');
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 		$tzsecond=getParentCompanyTimeZoneInt();    // Contains tz+dayling saving time
 		$ret=dol_now('gmt')+($tzsecond*3600);
 	}*/
@@ -3389,7 +3389,7 @@ function complete_substitutions_array(&$substitutionarray,$outputlangs,$object='
 {
 	global $conf,$user;
 
-	require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	// Check if there is external substitution to do asked by plugins
 	$dirsubstitutions=array_merge(array(),(array) $conf->modules_parts['substitutions']);
@@ -3409,7 +3409,7 @@ function complete_substitutions_array(&$substitutionarray,$outputlangs,$object='
 				$module=$reg[1];
 
 				dol_syslog("Library functions_".$substitfile['name']." found into ".$dir);
-				require_once($dir.$substitfile['name']);
+				require_once $dir.$substitfile['name'];
 				$function_name=$module."_".$callfunc;
 				$function_name($substitutionarray,$outputlangs,$object,$parameters);
 			}
diff --git a/htdocs/core/lib/images.lib.php b/htdocs/core/lib/images.lib.php
index 0a251030204..a1048e48b17 100644
--- a/htdocs/core/lib/images.lib.php
+++ b/htdocs/core/lib/images.lib.php
@@ -97,7 +97,7 @@ function dol_getImageSize($file)
  */
 function dol_imageResizeOrCrop($file, $mode, $newWidth, $newHeight, $src_x=0, $src_y=0)
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 	global $conf,$langs;
 
@@ -301,7 +301,7 @@ function dol_imageResizeOrCrop($file, $mode, $newWidth, $newHeight, $src_x=0, $s
  */
 function vignette($file, $maxWidth = 160, $maxHeight = 120, $extName='_small', $quality=50, $outdir='thumbs', $targetformat=0)
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 	global $conf,$langs;
 
diff --git a/htdocs/core/lib/pdf.lib.php b/htdocs/core/lib/pdf.lib.php
index 2a7b004c7c3..a66ddba0189 100644
--- a/htdocs/core/lib/pdf.lib.php
+++ b/htdocs/core/lib/pdf.lib.php
@@ -81,9 +81,9 @@ function pdf_getInstance($format='',$metric='mm',$pagetype='P')
     	return "Error MAIN_USE_FPDF and MAIN_DISABLE_FPDI can't be set together";
 
 	// We use by default TCPDF
-	if (empty($conf->global->MAIN_USE_FPDF)) require_once(TCPDF_PATH.'tcpdf.php');
+	if (empty($conf->global->MAIN_USE_FPDF)) require_once TCPDF_PATH.'tcpdf.php';
 	// We need to instantiate fpdi object (instead of tcpdf) to use merging features. But we can disable it.
-	if (empty($conf->global->MAIN_DISABLE_FPDI)) require_once(FPDI_PATH.'fpdi.php');
+	if (empty($conf->global->MAIN_DISABLE_FPDI)) require_once FPDI_PATH.'fpdi.php';
 
 	//$arrayformat=pdf_getFormat();
 	//$format=array($arrayformat['width'],$arrayformat['height']);
@@ -105,7 +105,7 @@ function pdf_getInstance($format='',$metric='mm',$pagetype='P')
 		 */
 		if (! empty($conf->global->MAIN_USE_FPDF))
 		{
-			require_once(FPDI_PATH.'fpdi_protection.php');
+			require_once FPDI_PATH.'fpdi_protection.php';
 			$pdf = new FPDI_Protection($pagetype,$metric,$format);
 			// For FPDF, we specify permission we want to open
 			$pdfrights = array('print');
diff --git a/htdocs/core/lib/project.lib.php b/htdocs/core/lib/project.lib.php
index dedd9f320a1..774084a7824 100644
--- a/htdocs/core/lib/project.lib.php
+++ b/htdocs/core/lib/project.lib.php
@@ -23,7 +23,7 @@
  *		\brief      Functions used by project module
  *      \ingroup    project
  */
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 
 /**
@@ -659,7 +659,7 @@ function print_projecttasks_array($db, $socid, $projectsListId, $mytasks=0)
 {
     global $langs,$conf,$user,$bc;
 
-    require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
     $projectstatic=new Project($db);
 
diff --git a/htdocs/core/lib/security2.lib.php b/htdocs/core/lib/security2.lib.php
index 589075cc5f1..40fb341d229 100644
--- a/htdocs/core/lib/security2.lib.php
+++ b/htdocs/core/lib/security2.lib.php
@@ -437,7 +437,7 @@ function getRandomPassword($generic=false)
 		$nomclass="modGeneratePass".ucfirst($conf->global->USER_PASSWORD_GENERATED);
 		$nomfichier=$nomclass.".class.php";
 		//print DOL_DOCUMENT_ROOT."/core/modules/security/generate/".$nomclass;
-		require_once(DOL_DOCUMENT_ROOT."/core/modules/security/generate/".$nomfichier);
+		require_once DOL_DOCUMENT_ROOT."/core/modules/security/generate/".$nomfichier;
 		$genhandler=new $nomclass($db,$conf,$langs,$user);
 		$generated_password=$genhandler->getNewGeneratedPassword();
 		unset($genhandler);
diff --git a/htdocs/core/lib/sendings.lib.php b/htdocs/core/lib/sendings.lib.php
index 8db20829196..cd000432184 100644
--- a/htdocs/core/lib/sendings.lib.php
+++ b/htdocs/core/lib/sendings.lib.php
@@ -20,8 +20,8 @@
  *	\ingroup    expedition
  *	\brief      Library for expedition module
  */
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/expedition/class/expedition.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
 
 
 /**
diff --git a/htdocs/core/login/functions_ldap.php b/htdocs/core/login/functions_ldap.php
index e3137a8afa6..e38e33e2c79 100644
--- a/htdocs/core/login/functions_ldap.php
+++ b/htdocs/core/login/functions_ldap.php
@@ -71,7 +71,7 @@ function check_user_password_ldap($usertotest,$passwordtotest,$entitytotest)
 
 		if ($ldapdebug) print "DEBUG: Logging LDAP steps<br>\n";
 
-		require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
 		$ldap=new Ldap();
 		$ldap->server=array($ldaphost);
 		$ldap->serverPort=$ldapport;
diff --git a/htdocs/core/menus/smartphone/smartphone.lib.php b/htdocs/core/menus/smartphone/smartphone.lib.php
index 6895867cbd8..050a2226cf6 100755
--- a/htdocs/core/menus/smartphone/smartphone.lib.php
+++ b/htdocs/core/menus/smartphone/smartphone.lib.php
@@ -34,7 +34,7 @@
  */
 function print_smartphone_menu($db,$atarget,$type_user,$limitmenuto)
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/class/menubase.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/menubase.class.php';
 
 	global $user,$conf,$langs,$dolibarr_main_db_name;
 
diff --git a/htdocs/core/menus/smartphone/smartphone_backoffice.php b/htdocs/core/menus/smartphone/smartphone_backoffice.php
index ef7a1270812..2a4e2918dbe 100755
--- a/htdocs/core/menus/smartphone/smartphone_backoffice.php
+++ b/htdocs/core/menus/smartphone/smartphone_backoffice.php
@@ -52,7 +52,7 @@ class MenuSmart
 	 */
 	function showmenu($limitmenuto)
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/core/menus/smartphone/smartphone.lib.php');
+		require_once DOL_DOCUMENT_ROOT.'/core/menus/smartphone/smartphone.lib.php';
 
 		print_smartphone_menu($this->db,$this->atarget,$this->hideifnotallowed,$limitmenuto);
 	}
diff --git a/htdocs/core/menus/smartphone/smartphone_frontoffice.php b/htdocs/core/menus/smartphone/smartphone_frontoffice.php
index cc2a8fd775e..551dfc5d234 100755
--- a/htdocs/core/menus/smartphone/smartphone_frontoffice.php
+++ b/htdocs/core/menus/smartphone/smartphone_frontoffice.php
@@ -52,7 +52,7 @@ class MenuSmart
 	 */
 	function showmenu($limitmenuto)
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/core/menus/smartphone/smartphone.lib.php');
+		require_once DOL_DOCUMENT_ROOT.'/core/menus/smartphone/smartphone.lib.php';
 
 		print_smartphone_menu($this->db,$this->atarget,$this->hideifnotallowed,$limitmenuto);
 	}
diff --git a/htdocs/core/menus/standard/auguria.lib.php b/htdocs/core/menus/standard/auguria.lib.php
index 032ea2d500d..137dbf2818f 100644
--- a/htdocs/core/menus/standard/auguria.lib.php
+++ b/htdocs/core/menus/standard/auguria.lib.php
@@ -34,7 +34,7 @@
  */
 function print_auguria_menu($db,$atarget,$type_user)
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/class/menubase.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/menubase.class.php';
 
 	global $user,$conf,$langs,$dolibarr_main_db_name;
 
@@ -242,7 +242,7 @@ function print_left_auguria_menu($db,$menu_array_before,$menu_array_after)
      */
     if ($mainmenu)
     {
-        require_once(DOL_DOCUMENT_ROOT."/core/class/menubase.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/class/menubase.class.php';
 
         $tabMenu=array();
         $menuArbo = new Menubase($db,'auguria','left');
diff --git a/htdocs/core/menus/standard/auguria_backoffice.php b/htdocs/core/menus/standard/auguria_backoffice.php
index 8de0f9b43a7..99f76275c3f 100644
--- a/htdocs/core/menus/standard/auguria_backoffice.php
+++ b/htdocs/core/menus/standard/auguria_backoffice.php
@@ -59,7 +59,7 @@ class MenuTop
 	 */
 	function showmenu()
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/core/menus/standard/auguria.lib.php');
+		require_once DOL_DOCUMENT_ROOT.'/core/menus/standard/auguria.lib.php';
 
 		print_auguria_menu($this->db,$this->atarget,$this->hideifnotallowed);
 	}
@@ -99,7 +99,7 @@ class MenuLeft
      */
     function showmenu()
     {
-        require_once(DOL_DOCUMENT_ROOT.'/core/menus/standard/auguria.lib.php');
+        require_once DOL_DOCUMENT_ROOT.'/core/menus/standard/auguria.lib.php';
 
         $res=print_left_auguria_menu($this->db,$this->menu_array,$this->menu_array_after);
 
diff --git a/htdocs/core/menus/standard/auguria_frontoffice.php b/htdocs/core/menus/standard/auguria_frontoffice.php
index 8048d255960..4446cbe483d 100644
--- a/htdocs/core/menus/standard/auguria_frontoffice.php
+++ b/htdocs/core/menus/standard/auguria_frontoffice.php
@@ -58,7 +58,7 @@ class MenuTop
 	 */
 	function showmenu()
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/core/menus/standard/auguria.lib.php');
+		require_once DOL_DOCUMENT_ROOT.'/core/menus/standard/auguria.lib.php';
 
 		print_auguria_menu($this->db,$this->atarget,$this->hideifnotallowed);
 	}
@@ -98,7 +98,7 @@ class MenuLeft
      */
     function showmenu()
     {
-        require_once(DOL_DOCUMENT_ROOT.'/core/menus/standard/auguria.lib.php');
+        require_once DOL_DOCUMENT_ROOT.'/core/menus/standard/auguria.lib.php';
 
         $res=print_left_auguria_menu($this->db,$this->menu_array,$this->menu_array_after);
 
diff --git a/htdocs/core/menus/standard/eldy.lib.php b/htdocs/core/menus/standard/eldy.lib.php
index 3aae851a2d6..e0921df9638 100644
--- a/htdocs/core/menus/standard/eldy.lib.php
+++ b/htdocs/core/menus/standard/eldy.lib.php
@@ -437,7 +437,7 @@ function print_eldy_menu($db,$atarget,$type_user)
 
 
 	// Show personalized menus
-	require_once(DOL_DOCUMENT_ROOT."/core/class/menubase.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/menubase.class.php';
 
     $tabMenu=array();
 	$menuArbo = new Menubase($db,'eldy','top');
@@ -1357,7 +1357,7 @@ function print_left_eldy_menu($db,$menu_array_before,$menu_array_after)
         }
 
         // Add personalized menus and modules menus
-        require_once(DOL_DOCUMENT_ROOT."/core/class/menubase.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/class/menubase.class.php';
 
         $tabMenu=array();
         $menuArbo = new Menubase($db,'eldy','left');
diff --git a/htdocs/core/menus/standard/eldy_backoffice.php b/htdocs/core/menus/standard/eldy_backoffice.php
index 5f383288ae2..cba3c2fbf2f 100644
--- a/htdocs/core/menus/standard/eldy_backoffice.php
+++ b/htdocs/core/menus/standard/eldy_backoffice.php
@@ -57,7 +57,7 @@ class MenuTop
 	 */
 	function showmenu()
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/core/menus/standard/eldy.lib.php');
+		require_once DOL_DOCUMENT_ROOT.'/core/menus/standard/eldy.lib.php';
 
 		print_eldy_menu($this->db,$this->atarget,$this->hideifnotallowed);
 	}
@@ -98,7 +98,7 @@ class MenuLeft
      */
     function showmenu()
     {
-        require_once(DOL_DOCUMENT_ROOT.'/core/menus/standard/eldy.lib.php');
+        require_once DOL_DOCUMENT_ROOT.'/core/menus/standard/eldy.lib.php';
 
         $res=print_left_eldy_menu($this->db,$this->menu_array,$this->menu_array_after);
 
diff --git a/htdocs/core/menus/standard/eldy_frontoffice.php b/htdocs/core/menus/standard/eldy_frontoffice.php
index d78e138d88f..b6ae55fad70 100644
--- a/htdocs/core/menus/standard/eldy_frontoffice.php
+++ b/htdocs/core/menus/standard/eldy_frontoffice.php
@@ -56,7 +56,7 @@ class MenuTop
 	 */
 	function showmenu()
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/core/menus/standard/eldy.lib.php');
+		require_once DOL_DOCUMENT_ROOT.'/core/menus/standard/eldy.lib.php';
 
 		print_eldy_menu($this->db,$this->atarget,$this->hideifnotallowed);
 	}
@@ -96,7 +96,7 @@ class MenuLeft
      */
     function showmenu()
     {
-        require_once(DOL_DOCUMENT_ROOT.'/core/menus/standard/eldy.lib.php');
+        require_once DOL_DOCUMENT_ROOT.'/core/menus/standard/eldy.lib.php';
 
         $res=print_left_eldy_menu($this->db,$this->menu_array,$this->menu_array_after);
 
diff --git a/htdocs/core/modules/DolibarrModules.class.php b/htdocs/core/modules/DolibarrModules.class.php
index 843f7e40cac..fed225a4263 100644
--- a/htdocs/core/modules/DolibarrModules.class.php
+++ b/htdocs/core/modules/DolibarrModules.class.php
@@ -1037,7 +1037,7 @@ abstract class DolibarrModules
     {
     	global $user;
 
-        require_once(DOL_DOCUMENT_ROOT."/core/class/menubase.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/class/menubase.class.php';
 
         $err=0;
 
diff --git a/htdocs/core/modules/action/rapport.pdf.php b/htdocs/core/modules/action/rapport.pdf.php
index 114582a11df..5a384852cba 100644
--- a/htdocs/core/modules/action/rapport.pdf.php
+++ b/htdocs/core/modules/action/rapport.pdf.php
@@ -24,9 +24,9 @@
  *	\brief      File to build PDF with events
  */
 
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 /**
  *	Classe permettant la generation des rapports d'actions
diff --git a/htdocs/core/modules/barcode/modules_barcode.php b/htdocs/core/modules/barcode/modules_barcode.php
index 0e092bc7daa..212ba54c0b3 100644
--- a/htdocs/core/modules/barcode/modules_barcode.php
+++ b/htdocs/core/modules/barcode/modules_barcode.php
@@ -24,7 +24,7 @@
  *   \ingroup    barcode
  *   \brief      Fichier contenant la classe mere de generation des codes barres
  */
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/barcode/phpbarcode.modules.php b/htdocs/core/modules/barcode/phpbarcode.modules.php
index eb5e2420200..dac3ac08e43 100644
--- a/htdocs/core/modules/barcode/phpbarcode.modules.php
+++ b/htdocs/core/modules/barcode/phpbarcode.modules.php
@@ -23,8 +23,8 @@
  *	\brief      Fichier contenant la classe du modele de generation code barre phpbarcode
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/barcode/modules_barcode.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/barcode.lib.php");    // This is to include def like $genbarcode_loc and $font_loc
+require_once DOL_DOCUMENT_ROOT.'/core/modules/barcode/modules_barcode.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/barcode.lib.php';    // This is to include def like $genbarcode_loc and $font_loc
 
 
 /**		\class      modPhpbarcode
diff --git a/htdocs/core/modules/cheque/pdf/modules_chequereceipts.php b/htdocs/core/modules/cheque/pdf/modules_chequereceipts.php
index 5943e534ca3..531928e3283 100644
--- a/htdocs/core/modules/cheque/pdf/modules_chequereceipts.php
+++ b/htdocs/core/modules/cheque/pdf/modules_chequereceipts.php
@@ -25,9 +25,9 @@
  *	\brief      File with parent class of check receipt document generators
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");   // Requis car utilise dans les classes qui heritent
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';   // Requis car utilise dans les classes qui heritent
 
 
 /**
@@ -100,7 +100,7 @@ function chequereceipt_pdf_create($db, $id, $message, $modele, $outputlangs)
 	if (file_exists($dir.$file))
 	{
 		$classname = "pdf_".$modele;
-		require_once($dir.$file);
+		require_once $dir.$file;
 
 		$obj = new $classname($db);
 		$obj->message = $message;
diff --git a/htdocs/core/modules/cheque/pdf/pdf_blochet.class.php b/htdocs/core/modules/cheque/pdf/pdf_blochet.class.php
index 7fd66e94a76..c54a539f297 100644
--- a/htdocs/core/modules/cheque/pdf/pdf_blochet.class.php
+++ b/htdocs/core/modules/cheque/pdf/pdf_blochet.class.php
@@ -23,9 +23,9 @@
  *	\brief      File to build cheque deposit receipts
  */
 
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/cheque/pdf/modules_chequereceipts.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/cheque/pdf/modules_chequereceipts.php';
 
 
 /**
diff --git a/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php b/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php
index 907dedc04fe..e46a7bfc2b6 100644
--- a/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php
+++ b/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php
@@ -23,12 +23,12 @@
  *	\brief      File of class to build ODT documents for third parties
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/commande/modules_commande.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/doc.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/commande/modules_commande.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/doc.lib.php';
 
 
 /**
@@ -342,7 +342,7 @@ class doc_generic_order_odt extends ModelePDFCommandes
 			    }
 
                 // Open and load template
-				require_once(ODTPHP_PATH.'odf.php');
+				require_once ODTPHP_PATH.'odf.php';
 				$odfHandler = new odf(
 				    $srctemplatepath,
 				    array(
diff --git a/htdocs/core/modules/commande/doc/pdf_edison.modules.php b/htdocs/core/modules/commande/doc/pdf_edison.modules.php
index f88a39d2bf1..df8287086c9 100644
--- a/htdocs/core/modules/commande/doc/pdf_edison.modules.php
+++ b/htdocs/core/modules/commande/doc/pdf_edison.modules.php
@@ -25,9 +25,9 @@
  *	\brief      Fichier de la classe permettant de generer les commandes au modele Edison
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/commande/modules_commande.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT .'/core/modules/commande/modules_commande.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 /**
  *	Classe permettant de generer les commandes au modele Edison
diff --git a/htdocs/core/modules/commande/doc/pdf_einstein.modules.php b/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
index 66dc38e385b..04a6cd9d100 100644
--- a/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
+++ b/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
@@ -26,11 +26,11 @@
  *	\author	    Laurent Destailleur
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/commande/modules_commande.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT .'/core/modules/commande/modules_commande.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/commande/mod_commande_marbre.php b/htdocs/core/modules/commande/mod_commande_marbre.php
index aa3df1c3a01..756c2b71647 100644
--- a/htdocs/core/modules/commande/mod_commande_marbre.php
+++ b/htdocs/core/modules/commande/mod_commande_marbre.php
@@ -22,7 +22,7 @@
  *  \ingroup    commande
  *  \brief      File of class to manage customer order numbering rules Marbre
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/commande/modules_commande.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/commande/modules_commande.php';
 
 /**
  *	Class to manage customer order numbering rules Marbre
diff --git a/htdocs/core/modules/commande/mod_commande_saphir.php b/htdocs/core/modules/commande/mod_commande_saphir.php
index c66b83cc01e..8fde7a24a0e 100644
--- a/htdocs/core/modules/commande/mod_commande_saphir.php
+++ b/htdocs/core/modules/commande/mod_commande_saphir.php
@@ -25,7 +25,7 @@
  * \brief      Fichier contenant la classe du modele de numerotation de reference de commande Saphir
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/commande/modules_commande.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/commande/modules_commande.php';
 
 
 /**
@@ -110,7 +110,7 @@ class mod_commande_saphir extends ModeleNumRefCommandes
     {
 		global $db,$conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		// We get cursor rule
 		$mask=$conf->global->COMMANDE_SAPHIR_MASK;
diff --git a/htdocs/core/modules/commande/modules_commande.php b/htdocs/core/modules/commande/modules_commande.php
index 9f819ed72ad..047aa5c823e 100644
--- a/htdocs/core/modules/commande/modules_commande.php
+++ b/htdocs/core/modules/commande/modules_commande.php
@@ -28,9 +28,9 @@
  *  				et la classe mere de numerotation des commandes
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");	// requis car utilise par les classes qui heritent
-require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';	// requis car utilise par les classes qui heritent
+require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
 
 
 /**
@@ -215,7 +215,7 @@ function commande_pdf_create($db, $object, $modele, $outputlangs, $hidedetails=0
 	// Charge le modele
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$obj = new $classname($db);
 		//$obj->message = $message;
@@ -228,7 +228,7 @@ function commande_pdf_create($db, $object, $modele, $outputlangs, $hidedetails=0
 			$outputlangs->charset_output=$sav_charset_output;
 
 			// We delete old preview
-			require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+			require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_delete_preview($object);
 
 			// Success in building document. We build meta file.
diff --git a/htdocs/core/modules/contract/mod_contract_magre.php b/htdocs/core/modules/contract/mod_contract_magre.php
index 9f785cb757c..0b90e0168da 100755
--- a/htdocs/core/modules/contract/mod_contract_magre.php
+++ b/htdocs/core/modules/contract/mod_contract_magre.php
@@ -22,7 +22,7 @@
  *  \brief      File of class to manage contract numbering rules Magre
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/contract/modules_contract.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/contract/modules_contract.php';
 
 /**
  *	Class to manage contract numbering rules Magre
@@ -101,7 +101,7 @@ class mod_contract_magre extends ModelNumRefContracts
     {
 		global $db,$conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		$mask=$conf->global->CONTRACT_MAGRE_MASK;
 
diff --git a/htdocs/core/modules/contract/mod_contract_serpis.php b/htdocs/core/modules/contract/mod_contract_serpis.php
index d48e11a65d0..32e412ff87a 100755
--- a/htdocs/core/modules/contract/mod_contract_serpis.php
+++ b/htdocs/core/modules/contract/mod_contract_serpis.php
@@ -21,7 +21,7 @@
  *  \ingroup    contract
  *  \brief      File of class to manage contract numbering rules Serpis
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/contract/modules_contract.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/contract/modules_contract.php';
 
 /**
  * 	Class to manage contract numbering rules Serpis
diff --git a/htdocs/core/modules/dons/html_cerfafr.modules.php b/htdocs/core/modules/dons/html_cerfafr.modules.php
index 8f3ef317dfa..9eed69b5637 100644
--- a/htdocs/core/modules/dons/html_cerfafr.modules.php
+++ b/htdocs/core/modules/dons/html_cerfafr.modules.php
@@ -22,9 +22,9 @@
  * \ingroup    don
  * \brief      Formulaire de don
  */
-require_once(DOL_DOCUMENT_ROOT."/core/modules/dons/modules_don.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/dons/class/don.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/dons/modules_don.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/dons/class/don.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/dons/modules_don.php b/htdocs/core/modules/dons/modules_don.php
index 63d9746d471..a07061e05c0 100644
--- a/htdocs/core/modules/dons/modules_don.php
+++ b/htdocs/core/modules/dons/modules_don.php
@@ -24,8 +24,8 @@
  *		\ingroup    don
  *		\brief      File of class to manage donation document generation
  */
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/dons/class/don.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/dons/class/don.class.php';
 
 
 
@@ -178,7 +178,7 @@ function don_create($db, $id, $message, $modele, $outputlangs)
         $object->fetch($id);
 
 
-        require_once($dir.$file);
+        require_once $dir.$file;
         $classname = $modele;
         $module = new $classname($db);
 
@@ -190,7 +190,7 @@ function don_create($db, $id, $message, $modele, $outputlangs)
             $outputlangs->charset_output=$sav_charset_output;
 
 			// we delete preview files
-        	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
             dol_delete_preview($object);
             return 1;
         }
diff --git a/htdocs/core/modules/expedition/doc/pdf_expedition_merou.modules.php b/htdocs/core/modules/expedition/doc/pdf_expedition_merou.modules.php
index 9ec24ad9bd2..2b8f00e21d5 100644
--- a/htdocs/core/modules/expedition/doc/pdf_expedition_merou.modules.php
+++ b/htdocs/core/modules/expedition/doc/pdf_expedition_merou.modules.php
@@ -24,10 +24,10 @@
  *	\brief      Fichier de la classe permettant de generer les bordereaux envoi au modele Merou
  */
 
-require_once DOL_DOCUMENT_ROOT."/core/modules/expedition/modules_expedition.php";
-require_once DOL_DOCUMENT_ROOT."/contact/class/contact.class.php";
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/expedition/modules_expedition.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/expedition/doc/pdf_expedition_rouget.modules.php b/htdocs/core/modules/expedition/doc/pdf_expedition_rouget.modules.php
index aee8b1de092..31da749709e 100644
--- a/htdocs/core/modules/expedition/doc/pdf_expedition_rouget.modules.php
+++ b/htdocs/core/modules/expedition/doc/pdf_expedition_rouget.modules.php
@@ -24,9 +24,9 @@
  *	\brief      Fichier de la classe permettant de generer les bordereaux envoi au modele Rouget
  */
 
-require_once DOL_DOCUMENT_ROOT."/core/modules/expedition/modules_expedition.php";
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/expedition/modules_expedition.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/expedition/methode_expedition.modules.php b/htdocs/core/modules/expedition/methode_expedition.modules.php
index 1a918c0fc3e..3d12b3f7d9f 100644
--- a/htdocs/core/modules/expedition/methode_expedition.modules.php
+++ b/htdocs/core/modules/expedition/methode_expedition.modules.php
@@ -23,7 +23,7 @@
  *	\brief      Fichier contenant la classe mere de generation de bon de livraison en PDF
  *				et la classe mere de numerotation des bons de livraisons
  */
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/expedition/mod_expedition_ribera.php b/htdocs/core/modules/expedition/mod_expedition_ribera.php
index e31882f73b6..def1c26c537 100755
--- a/htdocs/core/modules/expedition/mod_expedition_ribera.php
+++ b/htdocs/core/modules/expedition/mod_expedition_ribera.php
@@ -22,7 +22,7 @@
  *  \brief      File of class to manage expedition numbering rules Ribera
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/expedition/modules_expedition.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/expedition/modules_expedition.php';
 
 /**
  *	Class to manage expedition numbering rules Ribera
@@ -101,7 +101,7 @@ class mod_expedition_ribera extends ModelNumRefExpedition
     {
 		global $db,$conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		$mask=$conf->global->EXPEDITION_RIBERA_MASK;
 
diff --git a/htdocs/core/modules/expedition/mod_expedition_safor.php b/htdocs/core/modules/expedition/mod_expedition_safor.php
index 74a6d9e89d3..92dcf508413 100755
--- a/htdocs/core/modules/expedition/mod_expedition_safor.php
+++ b/htdocs/core/modules/expedition/mod_expedition_safor.php
@@ -21,7 +21,7 @@
  *  \ingroup    expedition
  *  \brief      File of class to manage shipments numbering rules Safor
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/expedition/modules_expedition.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/expedition/modules_expedition.php';
 
 /**
  *	Class to manage expedition numbering rules Safor
diff --git a/htdocs/core/modules/expedition/modules_expedition.php b/htdocs/core/modules/expedition/modules_expedition.php
index 3b756c4bc5c..5d198dd0cc5 100644
--- a/htdocs/core/modules/expedition/modules_expedition.php
+++ b/htdocs/core/modules/expedition/modules_expedition.php
@@ -27,7 +27,7 @@
  *  \ingroup    expedition
  *  \brief      File of class to manage expedition numbering
  */
- require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
+ require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
 
 /**
  *	Parent class of sending receipts models
@@ -204,7 +204,7 @@ function expedition_pdf_create($db, $object, $modele, $outputlangs)
 	// Charge le modele
 	if ($filefound)
 	{
-	    require_once($file);
+	    require_once $file;
 
 		$obj = new $classname($db);
 
@@ -218,7 +218,7 @@ function expedition_pdf_create($db, $object, $modele, $outputlangs)
 			$outputlangs->charset_output=$sav_charset_output;
 
 			// we delete preview files
-        	//require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        	//require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			//dol_delete_preview($object);
 
 			// Appel des triggers
diff --git a/htdocs/core/modules/export/export_csv.modules.php b/htdocs/core/modules/export/export_csv.modules.php
index e9c6000d409..62afe13c902 100644
--- a/htdocs/core/modules/export/export_csv.modules.php
+++ b/htdocs/core/modules/export/export_csv.modules.php
@@ -22,7 +22,7 @@
  *		\author	    Laurent Destailleur
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/export/modules_export.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/export/modules_export.php';
 
 
 /**
diff --git a/htdocs/core/modules/export/export_excel.modules.php b/htdocs/core/modules/export/export_excel.modules.php
index ee0bd7211c3..620bc709e45 100644
--- a/htdocs/core/modules/export/export_excel.modules.php
+++ b/htdocs/core/modules/export/export_excel.modules.php
@@ -23,8 +23,8 @@
  *	\author	    Laurent Destailleur
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/export/modules_export.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/export/modules_export.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 
 /**
@@ -167,9 +167,9 @@ class ExportExcel extends ModeleExports
     	$outputlangs->load("exports");
 		if (! empty($conf->global->MAIN_USE_PHP_WRITEEXCEL))
 		{
-            require_once(PHP_WRITEEXCEL_PATH."class.writeexcel_workbookbig.inc.php");
-            require_once(PHP_WRITEEXCEL_PATH."class.writeexcel_worksheet.inc.php");
-            require_once(PHP_WRITEEXCEL_PATH."functions.writeexcel_utility.inc.php");
+            require_once PHP_WRITEEXCEL_PATH.'class.writeexcel_workbookbig.inc.php';
+            require_once PHP_WRITEEXCEL_PATH.'class.writeexcel_worksheet.inc.php';
+            require_once PHP_WRITEEXCEL_PATH.'functions.writeexcel_utility.inc.php';
 		    $this->workbook = new writeexcel_workbookbig($file);
     		$this->workbook->set_tempdir($conf->export->dir_temp);			// Set temporary directory
     		$this->workbook->set_sheetname($outputlangs->trans("Sheet"));
@@ -177,8 +177,8 @@ class ExportExcel extends ModeleExports
 		}
 		else
 		{
-            require_once(PHPEXCEL_PATH."PHPExcel.php");
-            require_once(PHPEXCEL_PATH."PHPExcel/Style/Alignment.php");
+            require_once PHPEXCEL_PATH.'PHPExcel.php';
+            require_once PHPEXCEL_PATH.'PHPExcel/Style/Alignment.php';
             $this->workbook = new PHPExcel();
             $this->workbook->getProperties()->setCreator($user->getFullName($outputlangs).' - Dolibarr '.DOL_VERSION);
             //$this->workbook->getProperties()->setLastModifiedBy('Dolibarr '.DOL_VERSION);
@@ -375,7 +375,7 @@ class ExportExcel extends ModeleExports
     	}
     	else
     	{
-            require_once(PHPEXCEL_PATH."PHPExcel/Writer/Excel5.php");
+            require_once PHPEXCEL_PATH.'PHPExcel/Writer/Excel5.php';
     	    $objWriter = new PHPExcel_Writer_Excel5($this->workbook);
             $objWriter->save($this->file);
             $this->workbook->disconnectWorksheets();
diff --git a/htdocs/core/modules/export/export_excel2007.modules.php b/htdocs/core/modules/export/export_excel2007.modules.php
index 4bb3f6ee624..16e1a7a0c7a 100755
--- a/htdocs/core/modules/export/export_excel2007.modules.php
+++ b/htdocs/core/modules/export/export_excel2007.modules.php
@@ -23,9 +23,9 @@
  *	\author	    Laurent Destailleur
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/export/modules_export.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/export/export_excel.modules.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/export/modules_export.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/export/export_excel.modules.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 
 /**
@@ -168,9 +168,9 @@ class ExportExcel2007 extends ExportExcel
     	$outputlangs->load("exports");
 		if (! empty($conf->global->MAIN_USE_PHP_WRITEEXCEL))
 		{
-            require_once(PHP_WRITEEXCEL_PATH."class.writeexcel_workbookbig.inc.php");
-            require_once(PHP_WRITEEXCEL_PATH."class.writeexcel_worksheet.inc.php");
-            require_once(PHP_WRITEEXCEL_PATH."functions.writeexcel_utility.inc.php");
+            require_once PHP_WRITEEXCEL_PATH.'class.writeexcel_workbookbig.inc.php';
+            require_once PHP_WRITEEXCEL_PATH.'class.writeexcel_worksheet.inc.php';
+            require_once PHP_WRITEEXCEL_PATH.'functions.writeexcel_utility.inc.php';
 		    $this->workbook = new writeexcel_workbookbig($file);
     		$this->workbook->set_tempdir($conf->export->dir_temp);			// Set temporary directory
     		$this->workbook->set_sheetname($outputlangs->trans("Sheet"));
@@ -178,8 +178,8 @@ class ExportExcel2007 extends ExportExcel
 		}
 		else
 		{
-            require_once(PHPEXCEL_PATH."PHPExcel.php");
-            require_once(PHPEXCEL_PATH."PHPExcel/Style/Alignment.php");
+            require_once PHPEXCEL_PATH.'PHPExcel.php';
+            require_once PHPEXCEL_PATH.'PHPExcel/Style/Alignment.php';
             $this->workbook = new PHPExcel();
             $this->workbook->getProperties()->setCreator($user->getFullName($outputlangs).' - Dolibarr '.DOL_VERSION);
             //$this->workbook->getProperties()->setLastModifiedBy('Dolibarr '.DOL_VERSION);
@@ -376,7 +376,7 @@ class ExportExcel2007 extends ExportExcel
     	}
     	else
     	{
-            require_once(PHPEXCEL_PATH."PHPExcel/Writer/Excel5.php");
+            require_once PHPEXCEL_PATH.'PHPExcel/Writer/Excel5.php';
     	    $objWriter = new PHPExcel_Writer_Excel2007($this->workbook);
             $objWriter->save($this->file);
             $this->workbook->disconnectWorksheets();
diff --git a/htdocs/core/modules/export/export_tsv.modules.php b/htdocs/core/modules/export/export_tsv.modules.php
index d67cf3b80de..6a791cd5a93 100644
--- a/htdocs/core/modules/export/export_tsv.modules.php
+++ b/htdocs/core/modules/export/export_tsv.modules.php
@@ -23,7 +23,7 @@
  *		\author	    Laurent Destailleur
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/export/modules_export.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/export/modules_export.php';
 
 
 /**
diff --git a/htdocs/core/modules/export/modules_export.php b/htdocs/core/modules/export/modules_export.php
index 2a7cbbea609..7ad5b05ebf2 100644
--- a/htdocs/core/modules/export/modules_export.php
+++ b/htdocs/core/modules/export/modules_export.php
@@ -22,7 +22,7 @@
  *	\brief      File of parent class for export modules
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
 
 
 /**
@@ -69,7 +69,7 @@ class ModeleExports extends CommonDocGenerator    // This class can't be abstrac
     				$file = $dir."/export_".$moduleid.".modules.php";
     				$classname = "Export".ucfirst($moduleid);
 
-    				require_once($file);
+    				require_once $file;
     				$module = new $classname($db);
 
     				// Picto
diff --git a/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php b/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
index 6054a0098fe..e04c9b5c759 100644
--- a/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
+++ b/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
@@ -22,12 +22,12 @@
  *	\brief      File of class to build ODT documents for third parties
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/facture/modules_facture.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/doc.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/doc.lib.php';
 
 
 /**
@@ -352,7 +352,7 @@ class doc_generic_invoice_odt extends ModelePDFFactures
 			    }
 
                 // Open and load template
-				require_once(ODTPHP_PATH.'odf.php');
+				require_once ODTPHP_PATH.'odf.php';
 				$odfHandler = new odf(
 				    $srctemplatepath,
 				    array(
diff --git a/htdocs/core/modules/facture/doc/pdf_crabe.modules.php b/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
index 2a5d38d81a1..cd182248128 100755
--- a/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
+++ b/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
@@ -25,11 +25,11 @@
  *	\brief      File of class to generate customers invoices from crabe model
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/facture/modules_facture.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/facture/doc/pdf_oursin.modules.php b/htdocs/core/modules/facture/doc/pdf_oursin.modules.php
index 4968c0eb6eb..7f2f008e75a 100755
--- a/htdocs/core/modules/facture/doc/pdf_oursin.modules.php
+++ b/htdocs/core/modules/facture/doc/pdf_oursin.modules.php
@@ -27,10 +27,10 @@
  * 		\author	    Sylvain SCATTOLINI base sur un modele de Laurent Destailleur
  */
 
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/facture/modules_facture.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/facture/modules_facture.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/facture/mod_facture_mercure.php b/htdocs/core/modules/facture/mod_facture_mercure.php
index 5230c987690..4d760852e6b 100644
--- a/htdocs/core/modules/facture/mod_facture_mercure.php
+++ b/htdocs/core/modules/facture/mod_facture_mercure.php
@@ -24,7 +24,7 @@
  *	\ingroup    facture
  *	\brief      File containing class for numbering module Mercure
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/facture/modules_facture.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/facture/modules_facture.php';
 
 
 /**
@@ -119,7 +119,7 @@ class mod_facture_mercure extends ModeleNumRefFactures
     {
         global $db,$conf;
 
-        require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+        require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
         // Get Mask value
         $mask = '';
diff --git a/htdocs/core/modules/facture/mod_facture_terre.php b/htdocs/core/modules/facture/mod_facture_terre.php
index 99eb3a3e40f..5b45e96c14b 100644
--- a/htdocs/core/modules/facture/mod_facture_terre.php
+++ b/htdocs/core/modules/facture/mod_facture_terre.php
@@ -22,7 +22,7 @@
  *	\ingroup    facture
  *	\brief      File containing class for numbering module Terre
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/facture/modules_facture.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/facture/modules_facture.php';
 
 /**	    \class      mod_facture_terre
  *		\brief      Classe du modele de numerotation de reference de facture Terre
diff --git a/htdocs/core/modules/facture/modules_facture.php b/htdocs/core/modules/facture/modules_facture.php
index 54fdeaef810..88912a3c59a 100644
--- a/htdocs/core/modules/facture/modules_facture.php
+++ b/htdocs/core/modules/facture/modules_facture.php
@@ -26,9 +26,9 @@
  * 				et la classe mere de numerotation des factures
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");   // Requis car utilise dans les classes qui heritent
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';   // Requis car utilise dans les classes qui heritent
 
 
 /**
@@ -217,7 +217,7 @@ function facture_pdf_create($db, $object, $modele, $outputlangs, $hidedetails=0,
 	// Charge le modele
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$obj = new $classname($db);
 
@@ -229,7 +229,7 @@ function facture_pdf_create($db, $object, $modele, $outputlangs, $hidedetails=0,
 			$outputlangs->charset_output=$sav_charset_output;
 
 			// We delete old preview
-			require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+			require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_delete_preview($object);
 
 			// Success in building document. We build meta file.
diff --git a/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php b/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php
index 062acb79557..b6a8130e105 100644
--- a/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php
+++ b/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php
@@ -25,10 +25,10 @@
  *	\ingroup    ficheinter
  *	\brief      Fichier de la classe permettant de generer les fiches d'intervention au modele Soleil
  */
-require_once(DOL_DOCUMENT_ROOT."/core/modules/fichinter/modules_fichinter.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/fichinter/modules_fichinter.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/fichinter/mod_arctic.php b/htdocs/core/modules/fichinter/mod_arctic.php
index 39e915f1fcf..7e4a9113753 100644
--- a/htdocs/core/modules/fichinter/mod_arctic.php
+++ b/htdocs/core/modules/fichinter/mod_arctic.php
@@ -24,7 +24,7 @@
  *	\ingroup    fiche intervention
  *	\brief      File with Arctic numbering module for interventions
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/fichinter/modules_fichinter.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/fichinter/modules_fichinter.php';
 
 /**
  *	Class to manage numbering of intervention cards with rule Artic.
@@ -108,7 +108,7 @@ class mod_arctic extends ModeleNumRefFicheinter
     {
 		global $db,$conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		// On d�fini critere recherche compteur
 		$mask=$conf->global->FICHINTER_ARTIC_MASK;
diff --git a/htdocs/core/modules/fichinter/mod_pacific.php b/htdocs/core/modules/fichinter/mod_pacific.php
index cb83633c023..fb0197f5959 100644
--- a/htdocs/core/modules/fichinter/mod_pacific.php
+++ b/htdocs/core/modules/fichinter/mod_pacific.php
@@ -22,7 +22,7 @@
  *  \ingroup    fiche intervention
  *  \brief      File with Pacific numbering module for interventions
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/fichinter/modules_fichinter.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/fichinter/modules_fichinter.php';
 
 /**
  *	Class to manage numbering of intervention cards with rule Pacific.
diff --git a/htdocs/core/modules/fichinter/modules_fichinter.php b/htdocs/core/modules/fichinter/modules_fichinter.php
index 0b06b7132ff..eeb46ed4fb9 100644
--- a/htdocs/core/modules/fichinter/modules_fichinter.php
+++ b/htdocs/core/modules/fichinter/modules_fichinter.php
@@ -26,7 +26,7 @@
  *   			et la classe mere de numerotation des fiches interventions
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
 
 
 /**
@@ -209,7 +209,7 @@ function fichinter_create($db, $object, $modele, $outputlangs, $hidedetails=0, $
 	// Charge le modele
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$obj = new $classname($db);
 
@@ -221,7 +221,7 @@ function fichinter_create($db, $object, $modele, $outputlangs, $hidedetails=0, $
 			$outputlangs->charset_output=$sav_charset_output;
 
 			// We delete old preview
-			require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+			require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_delete_preview($object);
 
 			// Appel des triggers
diff --git a/htdocs/core/modules/import/import_csv.modules.php b/htdocs/core/modules/import/import_csv.modules.php
index 30b00d885c8..783f9f053dd 100644
--- a/htdocs/core/modules/import/import_csv.modules.php
+++ b/htdocs/core/modules/import/import_csv.modules.php
@@ -23,7 +23,7 @@
  *		\brief      File to load import files with CSV format
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/import/modules_import.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/import/modules_import.php';
 
 
 /**
diff --git a/htdocs/core/modules/import/modules_import.php b/htdocs/core/modules/import/modules_import.php
index dd7a6df60a9..eda1702da5b 100644
--- a/htdocs/core/modules/import/modules_import.php
+++ b/htdocs/core/modules/import/modules_import.php
@@ -22,7 +22,7 @@
  *	\ingroup    export
  *	\brief      File of parent class for import file readers
  */
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php';
 
 
 /**
@@ -88,7 +88,7 @@ class ModeleImports
     				$file = $dir."/import_".$moduleid.".modules.php";
     				$classname = "Import".ucfirst($moduleid);
 
-    				require_once($file);
+    				require_once $file;
     				$module = new $classname($db,'');
 
     				// Picto
diff --git a/htdocs/core/modules/livraison/mod_livraison_jade.php b/htdocs/core/modules/livraison/mod_livraison_jade.php
index b69dd6d61cb..262277d267d 100644
--- a/htdocs/core/modules/livraison/mod_livraison_jade.php
+++ b/htdocs/core/modules/livraison/mod_livraison_jade.php
@@ -24,7 +24,7 @@
  *   \brief      Fichier contenant la classe du modele de numerotation de reference de bon de livraison Jade
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/livraison/modules_livraison.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/livraison/modules_livraison.php';
 
 
 /**
diff --git a/htdocs/core/modules/livraison/mod_livraison_saphir.php b/htdocs/core/modules/livraison/mod_livraison_saphir.php
index 89d9faf5781..b19920dee00 100644
--- a/htdocs/core/modules/livraison/mod_livraison_saphir.php
+++ b/htdocs/core/modules/livraison/mod_livraison_saphir.php
@@ -23,7 +23,7 @@
  *	\ingroup    expedition
  *	\brief      Fichier contenant la classe du modele de numerotation de reference de livraison Saphir
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/livraison/modules_livraison.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/livraison/modules_livraison.php';
 
 /**
  *	\class      mod_livraison_saphir
@@ -109,7 +109,7 @@ class mod_livraison_saphir extends ModeleNumRefDeliveryOrder
     {
 		global $db,$conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		// On defini critere recherche compteur
 		$mask=$conf->global->LIVRAISON_SAPHIR_MASK;
diff --git a/htdocs/core/modules/livraison/modules_livraison.php b/htdocs/core/modules/livraison/modules_livraison.php
index 429e26701f2..e65aea51080 100644
--- a/htdocs/core/modules/livraison/modules_livraison.php
+++ b/htdocs/core/modules/livraison/modules_livraison.php
@@ -27,7 +27,7 @@
  *				et la classe mere de numerotation des bons de livraisons
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
 
 
 /**
@@ -210,7 +210,7 @@ function delivery_order_pdf_create($db, $object, $modele, $outputlangs='')
 	// Charge le modele
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$obj = new $classname($db);
 
@@ -222,7 +222,7 @@ function delivery_order_pdf_create($db, $object, $modele, $outputlangs='')
 			$outputlangs->charset_output=$sav_charset_output;
 
 			// we delete preview files
-        	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_delete_preview($object);
 
 			// Appel des triggers
diff --git a/htdocs/core/modules/livraison/pdf/pdf_sirocco.modules.php b/htdocs/core/modules/livraison/pdf/pdf_sirocco.modules.php
index 5b62ec84ddf..3b1405118b3 100644
--- a/htdocs/core/modules/livraison/pdf/pdf_sirocco.modules.php
+++ b/htdocs/core/modules/livraison/pdf/pdf_sirocco.modules.php
@@ -25,9 +25,9 @@
  *	\brief      File of class to manage receving receipts with template Sirocco
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/livraison/modules_livraison.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/livraison/modules_livraison.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/livraison/pdf/pdf_typhon.modules.php b/htdocs/core/modules/livraison/pdf/pdf_typhon.modules.php
index 5c1f1f92d2a..f371cfb8d43 100644
--- a/htdocs/core/modules/livraison/pdf/pdf_typhon.modules.php
+++ b/htdocs/core/modules/livraison/pdf/pdf_typhon.modules.php
@@ -26,10 +26,10 @@
  *	\author	    Laurent Destailleur
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/livraison/modules_livraison.php");
-require_once(DOL_DOCUMENT_ROOT."/livraison/class/livraison.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/livraison/modules_livraison.php';
+require_once DOL_DOCUMENT_ROOT.'/livraison/class/livraison.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/mailings/modules_mailings.php b/htdocs/core/modules/mailings/modules_mailings.php
index 57da94f1b9e..4a7a2050f0d 100644
--- a/htdocs/core/modules/mailings/modules_mailings.php
+++ b/htdocs/core/modules/mailings/modules_mailings.php
@@ -23,7 +23,7 @@
  *		\ingroup    mailing
  *		\brief      File with parent class of emailing target selectors modules
  */
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/mailings/peche.modules.php b/htdocs/core/modules/mailings/peche.modules.php
index 2e9be21c9fa..5ae8e2c8bb1 100644
--- a/htdocs/core/modules/mailings/peche.modules.php
+++ b/htdocs/core/modules/mailings/peche.modules.php
@@ -22,7 +22,7 @@
  *	\brief      File of class to offer a selector of emailing targets with Rule 'Peche'.
  */
 include_once DOL_DOCUMENT_ROOT.'/core/modules/mailings/modules_mailings.php';
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 
 /**
@@ -120,7 +120,7 @@ class mailing_peche extends MailingTargets
 	{
 		global $conf,$langs,$_FILES;
 
-		require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		// For compatibility with Unix, MS-Dos or Macintosh
 		ini_set('auto_detect_line_endings', true);
diff --git a/htdocs/core/modules/mailings/thirdparties_services_expired.modules.php b/htdocs/core/modules/mailings/thirdparties_services_expired.modules.php
index 3325747f3ba..46cc1d0a6b4 100755
--- a/htdocs/core/modules/mailings/thirdparties_services_expired.modules.php
+++ b/htdocs/core/modules/mailings/thirdparties_services_expired.modules.php
@@ -14,7 +14,7 @@
  *	\brief      File of class to offer a selector of emailing targets with Rule 'services expired'.
  */
 include_once DOL_DOCUMENT_ROOT.'/core/modules/mailings/modules_mailings.php';
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/member/doc/pdf_standard.class.php b/htdocs/core/modules/member/doc/pdf_standard.class.php
index a2d554ccc82..e80973afd67 100644
--- a/htdocs/core/modules/member/doc/pdf_standard.class.php
+++ b/htdocs/core/modules/member/doc/pdf_standard.class.php
@@ -50,8 +50,8 @@
  *	\brief      Fichier de la classe permettant d'editer au format PDF des etiquettes au format Avery ou personnalise
  */
 
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/format_cards.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/format_cards.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/member/modules_cards.php b/htdocs/core/modules/member/modules_cards.php
index 705981e652f..de9ea9fb5fa 100644
--- a/htdocs/core/modules/member/modules_cards.php
+++ b/htdocs/core/modules/member/modules_cards.php
@@ -25,8 +25,8 @@
  *	\brief      File of parent class of document generator for members cards.
  */
 
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 
 /**
@@ -134,7 +134,7 @@ function members_card_pdf_create($db, $arrayofmembers, $modele, $outputlangs)
 	// Charge le modele
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$obj = new $classname($db);
 
diff --git a/htdocs/core/modules/modAdherent.class.php b/htdocs/core/modules/modAdherent.class.php
index ba103b9516f..d0356dafdef 100644
--- a/htdocs/core/modules/modAdherent.class.php
+++ b/htdocs/core/modules/modAdherent.class.php
@@ -198,7 +198,7 @@ class modAdherent extends DolibarrModules
         $r=0;
 
         $now=dol_now();
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
         $r++;
         $this->import_code[$r]=$this->rights_class.'_'.$r;
diff --git a/htdocs/core/modules/modCommande.class.php b/htdocs/core/modules/modCommande.class.php
index a898db1a9bb..7c23cd1f80e 100644
--- a/htdocs/core/modules/modCommande.class.php
+++ b/htdocs/core/modules/modCommande.class.php
@@ -207,7 +207,7 @@ class modCommande extends DolibarrModules
 
 		if (file_exists($src) && ! file_exists($dest))
 		{
-			require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
+			require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_mkdir($dirodt);
 			$result=dol_copy($src,$dest,0,0);
 			if ($result < 0)
diff --git a/htdocs/core/modules/modFacture.class.php b/htdocs/core/modules/modFacture.class.php
index 817b7c0fff2..76effd8c918 100644
--- a/htdocs/core/modules/modFacture.class.php
+++ b/htdocs/core/modules/modFacture.class.php
@@ -230,7 +230,7 @@ class modFacture extends DolibarrModules
 
 		if (file_exists($src) && ! file_exists($dest))
 		{
-			require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
+			require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_mkdir($dirodt);
 			$result=dol_copy($src,$dest,0,0);
 			if ($result < 0)
diff --git a/htdocs/core/modules/modPropale.class.php b/htdocs/core/modules/modPropale.class.php
index f550d715b9c..63c2af92e6a 100644
--- a/htdocs/core/modules/modPropale.class.php
+++ b/htdocs/core/modules/modPropale.class.php
@@ -205,7 +205,7 @@ class modPropale extends DolibarrModules
 
 		if (file_exists($src) && ! file_exists($dest))
 		{
-			require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
+			require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_mkdir($dirodt);
 			$result=dol_copy($src,$dest,0,0);
 			if ($result < 0)
diff --git a/htdocs/core/modules/modSociete.class.php b/htdocs/core/modules/modSociete.class.php
index 1f9ea080ee7..3d1be256888 100644
--- a/htdocs/core/modules/modSociete.class.php
+++ b/htdocs/core/modules/modSociete.class.php
@@ -389,7 +389,7 @@ class modSociete extends DolibarrModules
 
 		if (file_exists($src) && ! file_exists($dest))
 		{
-			require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
+			require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_mkdir($dirodt);
 			$result=dol_copy($src,$dest,0,0);
 			if ($result < 0)
diff --git a/htdocs/core/modules/printsheet/doc/pdf_standardlabel.class.php b/htdocs/core/modules/printsheet/doc/pdf_standardlabel.class.php
index 2b2d33d550b..575d0172402 100644
--- a/htdocs/core/modules/printsheet/doc/pdf_standardlabel.class.php
+++ b/htdocs/core/modules/printsheet/doc/pdf_standardlabel.class.php
@@ -50,8 +50,8 @@
  *	\brief      Fichier de la classe permettant d'editer au format PDF des etiquettes au format Avery ou personnalise
  */
 
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/format_cards.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/format_cards.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/printsheet/modules_labels.php b/htdocs/core/modules/printsheet/modules_labels.php
index cf770e6677c..8ce7b4e3e0c 100644
--- a/htdocs/core/modules/printsheet/modules_labels.php
+++ b/htdocs/core/modules/printsheet/modules_labels.php
@@ -25,8 +25,8 @@
  *	\brief      File of parent class of document generator for members labels sheets.
  */
 
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 
 /**
@@ -134,7 +134,7 @@ function members_label_pdf_create($db, $arrayofmembers, $modele, $outputlangs, $
 	// Charge le modele
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$obj = new $classname($db);
 	
diff --git a/htdocs/core/modules/product/mod_codeproduct_elephant.php b/htdocs/core/modules/product/mod_codeproduct_elephant.php
index 3c6075f942a..3541f098b46 100644
--- a/htdocs/core/modules/product/mod_codeproduct_elephant.php
+++ b/htdocs/core/modules/product/mod_codeproduct_elephant.php
@@ -25,7 +25,7 @@
  *       \brief      File of class to manage product code with elephant rule
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/product/modules_product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/product/modules_product.class.php';
 
 
 /**
@@ -161,7 +161,7 @@ class mod_codeproduct_elephant extends ModeleProductCode
 	{
 		global $db,$conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		// Get Mask value
 		$mask = '';
@@ -233,7 +233,7 @@ class mod_codeproduct_elephant extends ModeleProductCode
 	{
 		global $conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		$result=0;
 		$code = strtoupper(trim($code));
diff --git a/htdocs/core/modules/product/mod_codeproduct_leopard.php b/htdocs/core/modules/product/mod_codeproduct_leopard.php
index d1a6b529da9..d023fdff730 100644
--- a/htdocs/core/modules/product/mod_codeproduct_leopard.php
+++ b/htdocs/core/modules/product/mod_codeproduct_leopard.php
@@ -23,7 +23,7 @@
  *       \brief      Fichier de la classe des gestion leopard des codes produits
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/product/modules_product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/product/modules_product.class.php';
 
 
 /**
diff --git a/htdocs/core/modules/project/mod_project_simple.php b/htdocs/core/modules/project/mod_project_simple.php
index 345ac2ef6e3..c4b8e0fd7a5 100644
--- a/htdocs/core/modules/project/mod_project_simple.php
+++ b/htdocs/core/modules/project/mod_project_simple.php
@@ -23,7 +23,7 @@
  *	\brief      File with class to manage the numbering module Simple for project references
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/project/modules_project.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/project/modules_project.php';
 
 
 /**
diff --git a/htdocs/core/modules/project/mod_project_universal.php b/htdocs/core/modules/project/mod_project_universal.php
index fa7c78978da..9efe70d7ccc 100644
--- a/htdocs/core/modules/project/mod_project_universal.php
+++ b/htdocs/core/modules/project/mod_project_universal.php
@@ -22,7 +22,7 @@
  *	\brief      Fichier contenant la classe du modele de numerotation de reference de projet Universal
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/project/modules_project.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/project/modules_project.php';
 
 
 /**
@@ -108,7 +108,7 @@ class mod_project_universal extends ModeleNumRefProjects
     {
 		global $db,$conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		// On defini critere recherche compteur
 		$mask=$conf->global->PROJECT_UNIVERSAL_MASK;
diff --git a/htdocs/core/modules/project/modules_project.php b/htdocs/core/modules/project/modules_project.php
index ce03f694eb8..b76883ef551 100644
--- a/htdocs/core/modules/project/modules_project.php
+++ b/htdocs/core/modules/project/modules_project.php
@@ -22,7 +22,7 @@
  *      \brief      File that contain parent class for projects models
  *                  and parent class for projects numbering models
  */
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
 
 
 /**
@@ -207,7 +207,7 @@ function project_pdf_create($db, $object, $modele, $outputlangs, $hidedetails=0,
 	// Charge le modele
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$obj = new $classname($db);
 
@@ -219,7 +219,7 @@ function project_pdf_create($db, $object, $modele, $outputlangs, $hidedetails=0,
 			$outputlangs->charset_output=$sav_charset_output;
 
 			// we delete preview files
-        	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_delete_preview($object);
 
 			// Success in building document. We build meta file.
diff --git a/htdocs/core/modules/project/pdf/pdf_baleine.modules.php b/htdocs/core/modules/project/pdf/pdf_baleine.modules.php
index fd5aa42b38e..21bc5b99a9a 100644
--- a/htdocs/core/modules/project/pdf/pdf_baleine.modules.php
+++ b/htdocs/core/modules/project/pdf/pdf_baleine.modules.php
@@ -23,11 +23,11 @@
  *	\author	    Regis Houssin
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/project/modules_project.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/project/modules_project.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php b/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php
index 01a6e2ede67..86ff65a677a 100644
--- a/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php
+++ b/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php
@@ -23,12 +23,12 @@
  *	\brief      File of class to build ODT documents for third parties
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/propale/modules_propale.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/doc.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/propale/modules_propale.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/doc.lib.php';
 
 
 /**
@@ -341,7 +341,7 @@ class doc_generic_proposal_odt extends ModelePDFPropales
 			    }
 
                 // Open and load template
-				require_once(ODTPHP_PATH.'odf.php');
+				require_once ODTPHP_PATH.'odf.php';
 				$odfHandler = new odf(
 				    $srctemplatepath,
 				    array(
diff --git a/htdocs/core/modules/propale/doc/pdf_azur.modules.php b/htdocs/core/modules/propale/doc/pdf_azur.modules.php
index bf1e17caab9..e0ac661f7fd 100644
--- a/htdocs/core/modules/propale/doc/pdf_azur.modules.php
+++ b/htdocs/core/modules/propale/doc/pdf_azur.modules.php
@@ -25,11 +25,11 @@
  *	\brief      Fichier de la classe permettant de generer les propales au modele Azur
  *	\author	    Laurent Destailleur
  */
-require_once(DOL_DOCUMENT_ROOT."/core/modules/propale/modules_propale.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/propale/modules_propale.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/propale/doc/pdf_jaune.modules.php b/htdocs/core/modules/propale/doc/pdf_jaune.modules.php
index aa7ecaaf754..26d2ed0e77b 100644
--- a/htdocs/core/modules/propale/doc/pdf_jaune.modules.php
+++ b/htdocs/core/modules/propale/doc/pdf_jaune.modules.php
@@ -25,11 +25,11 @@
  *	\brief      Fichier de la classe permettant de generer les propales au modele Jaune
  *	\author	    Laurent Destailleur
  */
-require_once(DOL_DOCUMENT_ROOT."/core/modules/propale/modules_propale.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/propale/modules_propale.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/propale/mod_propale_marbre.php b/htdocs/core/modules/propale/mod_propale_marbre.php
index 31289342198..33b7e3ad0c5 100644
--- a/htdocs/core/modules/propale/mod_propale_marbre.php
+++ b/htdocs/core/modules/propale/mod_propale_marbre.php
@@ -23,7 +23,7 @@
  *		\brief      File of class to manage commercial proposal numbering rules Marbre
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/propale/modules_propale.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/propale/modules_propale.php';
 
 
 /**	    \class      mod_propale_marbre
diff --git a/htdocs/core/modules/propale/mod_propale_saphir.php b/htdocs/core/modules/propale/mod_propale_saphir.php
index 486710e50cd..85ad310158a 100644
--- a/htdocs/core/modules/propale/mod_propale_saphir.php
+++ b/htdocs/core/modules/propale/mod_propale_saphir.php
@@ -25,7 +25,7 @@
  * \brief      File that contains the numbering module rules Saphir
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/propale/modules_propale.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/propale/modules_propale.php';
 
 
 /**
@@ -111,7 +111,7 @@ class mod_propale_saphir extends ModeleNumRefPropales
 	{
 		global $db,$conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		// On defini critere recherche compteur
 		$mask=$conf->global->PROPALE_SAPHIR_MASK;
diff --git a/htdocs/core/modules/propale/modules_propale.php b/htdocs/core/modules/propale/modules_propale.php
index dd67007f789..40ce33ed8f3 100644
--- a/htdocs/core/modules/propale/modules_propale.php
+++ b/htdocs/core/modules/propale/modules_propale.php
@@ -26,8 +26,8 @@
  *  			et la classe mere de numerotation des propales
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");   // Requis car utilise dans les classes qui heritent
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';   // Requis car utilise dans les classes qui heritent
 
 
 /**
@@ -211,7 +211,7 @@ function propale_pdf_create($db, $object, $modele, $outputlangs, $hidedetails=0,
 	// Charge le modele
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$obj = new $classname($db);
 		//$obj->message = $message;
@@ -224,7 +224,7 @@ function propale_pdf_create($db, $object, $modele, $outputlangs, $hidedetails=0,
 			$outputlangs->charset_output=$sav_charset_output;
 
 			// We delete old preview
-			require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+			require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_delete_preview($object);
 
 			// Success in building document. We build meta file.
diff --git a/htdocs/core/modules/rapport/pdf_paiement.class.php b/htdocs/core/modules/rapport/pdf_paiement.class.php
index 394369f4df9..4ad2adaf31c 100644
--- a/htdocs/core/modules/rapport/pdf_paiement.class.php
+++ b/htdocs/core/modules/rapport/pdf_paiement.class.php
@@ -22,8 +22,8 @@
  *	\ingroup    banque
  *	\brief      File to build payment reports
  */
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/security/generate/modGeneratePassNone.class.php b/htdocs/core/modules/security/generate/modGeneratePassNone.class.php
index f13f16c418f..954d0c07822 100644
--- a/htdocs/core/modules/security/generate/modGeneratePassNone.class.php
+++ b/htdocs/core/modules/security/generate/modGeneratePassNone.class.php
@@ -22,7 +22,7 @@
  *      \brief      File to manage no password generation.
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/security/generate/modules_genpassword.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/security/generate/modules_genpassword.php';
 
 
 /**
diff --git a/htdocs/core/modules/security/generate/modGeneratePassStandard.class.php b/htdocs/core/modules/security/generate/modGeneratePassStandard.class.php
index 1eb42a9f715..c4d7f21c7be 100644
--- a/htdocs/core/modules/security/generate/modGeneratePassStandard.class.php
+++ b/htdocs/core/modules/security/generate/modGeneratePassStandard.class.php
@@ -22,7 +22,7 @@
  *		\brief      File to manage password generation according to standard rule
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/security/generate/modules_genpassword.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/security/generate/modules_genpassword.php';
 
 
 /**
diff --git a/htdocs/core/modules/security/generate/modules_genpassword.php b/htdocs/core/modules/security/generate/modules_genpassword.php
index 82022024572..3c9cf278d68 100644
--- a/htdocs/core/modules/security/generate/modules_genpassword.php
+++ b/htdocs/core/modules/security/generate/modules_genpassword.php
@@ -21,7 +21,7 @@
  *		\ingroup    core
  *		\brief      File with parent class for password generating classes
  */
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php b/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
index 5b7a3a8a2e6..7eeddd1f856 100644
--- a/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
+++ b/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
@@ -22,11 +22,11 @@
  *	\brief      File of class to build ODT documents for third parties
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/societe/modules_societe.class.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/doc.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/societe/modules_societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/doc.lib.php';
 
 
 /**
@@ -212,7 +212,7 @@ class doc_generic_odt extends ModeleThirdPartyDoc
 				dol_mkdir($conf->societe->multidir_temp[$object->entity]);
 
 				// Open and load template
-				require_once(ODTPHP_PATH.'odf.php');
+				require_once ODTPHP_PATH.'odf.php';
 				$odfHandler = new odf(
 				    $srctemplatepath,
 				    array(
diff --git a/htdocs/core/modules/societe/mod_codeclient_elephant.php b/htdocs/core/modules/societe/mod_codeclient_elephant.php
index e0388366bb4..f6e4b7062ce 100644
--- a/htdocs/core/modules/societe/mod_codeclient_elephant.php
+++ b/htdocs/core/modules/societe/mod_codeclient_elephant.php
@@ -25,7 +25,7 @@
  *       \brief      File of class to manage third party code with elephant rule
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/societe/modules_societe.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/societe/modules_societe.class.php';
 
 
 /**
@@ -162,7 +162,7 @@ class mod_codeclient_elephant extends ModeleThirdPartyCode
 	{
 		global $db,$conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		// Get Mask value
 		$mask = '';
@@ -231,7 +231,7 @@ class mod_codeclient_elephant extends ModeleThirdPartyCode
 	{
 		global $conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		$result=0;
 		$code = strtoupper(trim($code));
diff --git a/htdocs/core/modules/societe/mod_codeclient_leopard.php b/htdocs/core/modules/societe/mod_codeclient_leopard.php
index be43447734d..c0bd7db36aa 100644
--- a/htdocs/core/modules/societe/mod_codeclient_leopard.php
+++ b/htdocs/core/modules/societe/mod_codeclient_leopard.php
@@ -23,7 +23,7 @@
  *       \brief      Fichier de la classe des gestion leopard des codes clients
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/societe/modules_societe.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/societe/modules_societe.class.php';
 
 
 /**
diff --git a/htdocs/core/modules/societe/mod_codeclient_monkey.php b/htdocs/core/modules/societe/mod_codeclient_monkey.php
index 9c5033158b9..d7c052647e8 100644
--- a/htdocs/core/modules/societe/mod_codeclient_monkey.php
+++ b/htdocs/core/modules/societe/mod_codeclient_monkey.php
@@ -24,7 +24,7 @@
  *       \brief      Fichier de la classe des gestion lion des codes clients
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/societe/modules_societe.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/societe/modules_societe.class.php';
 
 
 /**
diff --git a/htdocs/core/modules/societe/mod_codecompta_aquarium.php b/htdocs/core/modules/societe/mod_codecompta_aquarium.php
index e0e7faa530e..522ececffeb 100644
--- a/htdocs/core/modules/societe/mod_codecompta_aquarium.php
+++ b/htdocs/core/modules/societe/mod_codecompta_aquarium.php
@@ -23,7 +23,7 @@
  *	\ingroup    societe
  *	\brief      File of class to manage accountancy code of thirdparties with Panicum rules
  */
-require_once(DOL_DOCUMENT_ROOT."/core/modules/societe/modules_societe.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/societe/modules_societe.class.php';
 
 
 /**
diff --git a/htdocs/core/modules/societe/mod_codecompta_panicum.php b/htdocs/core/modules/societe/mod_codecompta_panicum.php
index 37c079f7aca..190adb68032 100644
--- a/htdocs/core/modules/societe/mod_codecompta_panicum.php
+++ b/htdocs/core/modules/societe/mod_codecompta_panicum.php
@@ -22,7 +22,7 @@
  *      \ingroup    societe
  *      \brief      File of class to manage accountancy code of thirdparties with Panicum rules
  */
-require_once(DOL_DOCUMENT_ROOT."/core/modules/societe/modules_societe.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/modules/societe/modules_societe.class.php';
 
 
 /**
diff --git a/htdocs/core/modules/societe/modules_societe.class.php b/htdocs/core/modules/societe/modules_societe.class.php
index dab868bcbf1..3f2ae4a2f00 100644
--- a/htdocs/core/modules/societe/modules_societe.class.php
+++ b/htdocs/core/modules/societe/modules_societe.class.php
@@ -24,7 +24,7 @@
  *		\ingroup    societe
  *		\brief      File with parent class of submodules to manage numbering and document generation
  */
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
 
 
 /**
@@ -405,7 +405,7 @@ function thirdparty_doc_create($db, $object, $message, $modele, $outputlangs)
     if (file_exists($dir.'/'.$file))
     {
         $classname = "doc_".$modele;
-        require_once($dir.'/'.$file);
+        require_once $dir.'/'.$file;
 
         $obj = new $classname($db);
         $obj->message = $message;
diff --git a/htdocs/core/modules/supplier_invoice/modules_facturefournisseur.php b/htdocs/core/modules/supplier_invoice/modules_facturefournisseur.php
index c26c50ba386..8631aa98e51 100755
--- a/htdocs/core/modules/supplier_invoice/modules_facturefournisseur.php
+++ b/htdocs/core/modules/supplier_invoice/modules_facturefournisseur.php
@@ -22,7 +22,7 @@
  *      \ingroup    facture fournisseur
  *      \brief      File that contain parent class for supplier invoices models
  */
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
 
 
 /**
@@ -129,7 +129,7 @@ function supplier_invoice_pdf_create($db, $object, $modele, $outputlangs, $hided
 	// Charge le modele
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$obj = new $classname($db,$object);
 
@@ -141,7 +141,7 @@ function supplier_invoice_pdf_create($db, $object, $modele, $outputlangs, $hided
 			$outputlangs->charset_output=$sav_charset_output;
 
 			// we delete preview files
-        	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_delete_preview($object);
 
 			// Appel des triggers
diff --git a/htdocs/core/modules/supplier_invoice/pdf/pdf_canelle.modules.php b/htdocs/core/modules/supplier_invoice/pdf/pdf_canelle.modules.php
index e32d72e2e86..0e57b3073cb 100755
--- a/htdocs/core/modules/supplier_invoice/pdf/pdf_canelle.modules.php
+++ b/htdocs/core/modules/supplier_invoice/pdf/pdf_canelle.modules.php
@@ -23,11 +23,11 @@
  *	\brief      Class file to generate the supplier invoices with the canelle model
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/supplier_invoice/modules_facturefournisseur.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/supplier_invoice/modules_facturefournisseur.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/modules/supplier_order/mod_commande_fournisseur_muguet.php b/htdocs/core/modules/supplier_order/mod_commande_fournisseur_muguet.php
index f1a6557ec01..1050450de2d 100644
--- a/htdocs/core/modules/supplier_order/mod_commande_fournisseur_muguet.php
+++ b/htdocs/core/modules/supplier_order/mod_commande_fournisseur_muguet.php
@@ -23,7 +23,7 @@
  *		\brief      Fichier contenant la classe du modele de numerotation de reference de commande fournisseur Muguet
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/supplier_order/modules_commandefournisseur.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/supplier_order/modules_commandefournisseur.php';
 
 
 /**
diff --git a/htdocs/core/modules/supplier_order/mod_commande_fournisseur_orchidee.php b/htdocs/core/modules/supplier_order/mod_commande_fournisseur_orchidee.php
index 33e4f352868..4717b43d8d2 100644
--- a/htdocs/core/modules/supplier_order/mod_commande_fournisseur_orchidee.php
+++ b/htdocs/core/modules/supplier_order/mod_commande_fournisseur_orchidee.php
@@ -24,7 +24,7 @@
  *	\brief      Fichier contenant la classe du modele de numerotation de reference de commande fournisseur Orchidee
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/modules/supplier_order/modules_commandefournisseur.php");
+require_once DOL_DOCUMENT_ROOT .'/core/modules/supplier_order/modules_commandefournisseur.php';
 
 
 /**
@@ -111,7 +111,7 @@ class mod_commande_fournisseur_orchidee extends ModeleNumRefSuppliersOrders
     {
 		global $db,$conf;
 
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/functions2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/functions2.lib.php';
 
 		// On defini critere recherche compteur
 		$mask=$conf->global->COMMANDE_FOURNISSEUR_ORCHIDEE_MASK;
diff --git a/htdocs/core/modules/supplier_order/modules_commandefournisseur.php b/htdocs/core/modules/supplier_order/modules_commandefournisseur.php
index f80ad89142d..cfefba33448 100644
--- a/htdocs/core/modules/supplier_order/modules_commandefournisseur.php
+++ b/htdocs/core/modules/supplier_order/modules_commandefournisseur.php
@@ -27,8 +27,8 @@
  *      \brief      File that contain parent class for supplier orders models
  *                  and parent class for supplier orders numbering models
  */
-require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");	// requis car utilise par les classes qui heritent
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';	// requis car utilise par les classes qui heritent
 
 
 /**
@@ -210,7 +210,7 @@ function supplier_order_pdf_create($db, $object, $modele, $outputlangs, $hidedet
 	// Charge le modele
 	if ($filefound)
 	{
-		require_once($file);
+		require_once $file;
 
 		$obj = new $classname($db,$object);
 
@@ -222,7 +222,7 @@ function supplier_order_pdf_create($db, $object, $modele, $outputlangs, $hidedet
 			$outputlangs->charset_output=$sav_charset_output;
 
 			// we delete preview files
-        	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 			dol_delete_preview($object);
 			
 			// Appel des triggers
diff --git a/htdocs/core/modules/supplier_order/pdf/pdf_muscadet.modules.php b/htdocs/core/modules/supplier_order/pdf/pdf_muscadet.modules.php
index bf11276c2bf..d3487e01b8c 100644
--- a/htdocs/core/modules/supplier_order/pdf/pdf_muscadet.modules.php
+++ b/htdocs/core/modules/supplier_order/pdf/pdf_muscadet.modules.php
@@ -25,12 +25,12 @@
  *	\brief      File of class to generate suppliers orders from muscadet model
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/modules/supplier_order/modules_commandefournisseur.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.commande.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/supplier_order/modules_commandefournisseur.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 
 
 /**
diff --git a/htdocs/core/photos_resize.php b/htdocs/core/photos_resize.php
index 9da5a265c6f..8289387722b 100644
--- a/htdocs/core/photos_resize.php
+++ b/htdocs/core/photos_resize.php
@@ -35,9 +35,9 @@
 //if (! defined("NOLOGIN"))        define("NOLOGIN",'1');       // If this page is public (can be called outside logged session)
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("products");
 $langs->load("other");
diff --git a/htdocs/core/tpl/freeproductline_create.tpl.php b/htdocs/core/tpl/freeproductline_create.tpl.php
index af25761a5f8..dd2014df079 100644
--- a/htdocs/core/tpl/freeproductline_create.tpl.php
+++ b/htdocs/core/tpl/freeproductline_create.tpl.php
@@ -66,7 +66,7 @@ if (! empty($conf->margin->enabled)) {
 	}
 
 	// Editor wysiwyg
-	require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
     $nbrows=ROWS_2;
     if (! empty($conf->global->MAIN_INPUT_DESC_HEIGHT)) $nbrows=$conf->global->MAIN_INPUT_DESC_HEIGHT;
 	$doleditor=new DolEditor('dp_desc',$_POST["dp_desc"],'',100,'dolibarr_details','',false,true,$conf->global->FCKEDITOR_ENABLE_DETAILS,$nbrows,70);
diff --git a/htdocs/core/tpl/freeproductline_edit.tpl.php b/htdocs/core/tpl/freeproductline_edit.tpl.php
index 338dca58c1b..6a5e6e7ef30 100644
--- a/htdocs/core/tpl/freeproductline_edit.tpl.php
+++ b/htdocs/core/tpl/freeproductline_edit.tpl.php
@@ -48,7 +48,7 @@
 	// editeur wysiwyg
     $nbrows=ROWS_2;
     if (! empty($conf->global->MAIN_INPUT_DESC_HEIGHT)) $nbrows=$conf->global->MAIN_INPUT_DESC_HEIGHT;
-    require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 	$doleditor=new DolEditor('desc',$line->description,'',164,'dolibarr_details','',false,true,$conf->global->FCKEDITOR_ENABLE_DETAILS,$nbrows,70);
 	$doleditor->Create();
 	?>
diff --git a/htdocs/core/tpl/predefinedproductline_create.tpl.php b/htdocs/core/tpl/predefinedproductline_create.tpl.php
index e1a75dcd2a0..35ca0e16cf3 100644
--- a/htdocs/core/tpl/predefinedproductline_create.tpl.php
+++ b/htdocs/core/tpl/predefinedproductline_create.tpl.php
@@ -81,7 +81,7 @@ jQuery(document).ready(function() {
 	}
 
 	// Editor wysiwyg
-	require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
     $nbrows=ROWS_2;
     if (! empty($conf->global->MAIN_INPUT_DESC_HEIGHT)) $nbrows=$conf->global->MAIN_INPUT_DESC_HEIGHT;
     $doleditor=new DolEditor('np_desc',$_POST["np_desc"],'',100,'dolibarr_details','',false,true,$conf->global->FCKEDITOR_ENABLE_DETAILS,$nbrows,70);
diff --git a/htdocs/core/tpl/predefinedproductline_edit.tpl.php b/htdocs/core/tpl/predefinedproductline_edit.tpl.php
index 31034ad6b67..4c9cd208eee 100644
--- a/htdocs/core/tpl/predefinedproductline_edit.tpl.php
+++ b/htdocs/core/tpl/predefinedproductline_edit.tpl.php
@@ -58,7 +58,7 @@
 		// editeur wysiwyg
 		$nbrows=ROWS_2;
 		if (! empty($conf->global->MAIN_INPUT_DESC_HEIGHT)) $nbrows=$conf->global->MAIN_INPUT_DESC_HEIGHT;
-		require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 		$doleditor=new DolEditor('desc',$line->description,'',164,'dolibarr_details','',false,true,$conf->global->FCKEDITOR_ENABLE_DETAILS,$nbrows,70);
 		$doleditor->Create();
 		?>
diff --git a/htdocs/core/triggers/interface_20_modPaypal_PaypalWorkflow.class.php b/htdocs/core/triggers/interface_20_modPaypal_PaypalWorkflow.class.php
index 112c7bc053b..3b63eb25c65 100755
--- a/htdocs/core/triggers/interface_20_modPaypal_PaypalWorkflow.class.php
+++ b/htdocs/core/triggers/interface_20_modPaypal_PaypalWorkflow.class.php
@@ -105,13 +105,13 @@ class InterfacePaypalWorkflow
         	
         	if ($object->source == 'membersubscription')
         	{
-        		//require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherents.class.php");
+        		//require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherents.class.php';
         		
         		// TODO add subscription treatment
         	}
         	else
         	{
-        		require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
+        		require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
         		
         		$soc = new Societe($this->db);
         		
diff --git a/htdocs/core/triggers/interface_50_modAgenda_ActionsAuto.class.php b/htdocs/core/triggers/interface_50_modAgenda_ActionsAuto.class.php
index d122546aa64..2a291b198af 100755
--- a/htdocs/core/triggers/interface_50_modAgenda_ActionsAuto.class.php
+++ b/htdocs/core/triggers/interface_50_modAgenda_ActionsAuto.class.php
@@ -552,15 +552,15 @@ class InterfaceActionsAuto
         {
 			$now=dol_now();
 
-            require_once(DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php');
-            require_once(DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php');
+            require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+            require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
 			$contactforaction=new Contact($this->db);
             $societeforaction=new Societe($this->db);
             if ($object->sendtoid > 0) $contactforaction->fetch($object->sendtoid);
             if ($object->socid > 0)    $societeforaction->fetch($object->socid);
 
 			// Insertion action
-			require_once(DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php');
+			require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
 			$actioncomm = new ActionComm($this->db);
 			$actioncomm->type_code   = $object->actiontypecode;
 			$actioncomm->label       = $object->actionmsg2;
diff --git a/htdocs/core/triggers/interface_50_modNotification_Notification.class.php b/htdocs/core/triggers/interface_50_modNotification_Notification.class.php
index a6c68d809e6..d01f817d442 100755
--- a/htdocs/core/triggers/interface_50_modNotification_Notification.class.php
+++ b/htdocs/core/triggers/interface_50_modNotification_Notification.class.php
@@ -99,7 +99,7 @@ class InterfaceNotification
     {
 		if (empty($conf->notification->enabled)) return 0;     // Module not active, we do nothing
 
-		require_once(DOL_DOCUMENT_ROOT .'/core/class/notify.class.php');
+		require_once DOL_DOCUMENT_ROOT .'/core/class/notify.class.php';
 
 		if ($action == 'BILL_VALIDATE')
 		{
diff --git a/htdocs/document.php b/htdocs/document.php
index 2d629bcae7a..340296c1cc4 100644
--- a/htdocs/document.php
+++ b/htdocs/document.php
@@ -47,7 +47,7 @@ if (! defined('NOREQUIREAJAX')) define('NOREQUIREAJAX','1');
 function llxHeader() { }
 
 require("./main.inc.php");	// Load $user and permissions
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 $encoding = '';
 $action=GETPOST('action','alpha');
diff --git a/htdocs/ecm/class/ecmdirectory.class.php b/htdocs/ecm/class/ecmdirectory.class.php
index bb665e09cb1..2124f793b9f 100644
--- a/htdocs/ecm/class/ecmdirectory.class.php
+++ b/htdocs/ecm/class/ecmdirectory.class.php
@@ -327,7 +327,7 @@ class EcmDirectory // extends CommonObject
 	function delete($user)
 	{
 		global $conf, $langs;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		$error=0;
 
diff --git a/htdocs/ecm/class/htmlecm.form.class.php b/htdocs/ecm/class/htmlecm.form.class.php
index 57238a97cde..da67d3ec92c 100644
--- a/htdocs/ecm/class/htmlecm.form.class.php
+++ b/htdocs/ecm/class/htmlecm.form.class.php
@@ -19,7 +19,7 @@
  * 	\file       	htdocs/ecm/class/htmlecm.form.class.php
  * 	\brief      	Fichier de la classe des fonctions predefinie de composants html
  */
-require_once(DOL_DOCUMENT_ROOT."/ecm/class/ecmdirectory.class.php");
+require_once DOL_DOCUMENT_ROOT.'/ecm/class/ecmdirectory.class.php';
 
 
 /**
diff --git a/htdocs/ecm/docdir.php b/htdocs/ecm/docdir.php
index 9165deae7e3..3fe29f6ac11 100644
--- a/htdocs/ecm/docdir.php
+++ b/htdocs/ecm/docdir.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/ecm/class/htmlecm.form.class.php");
-require_once(DOL_DOCUMENT_ROOT."/ecm/class/ecmdirectory.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/ecm/class/htmlecm.form.class.php';
+require_once DOL_DOCUMENT_ROOT.'/ecm/class/ecmdirectory.class.php';
 
 // Load traductions files
 $langs->load("ecm");
diff --git a/htdocs/ecm/docfile.php b/htdocs/ecm/docfile.php
index 45e71682cea..d8f02c94e41 100644
--- a/htdocs/ecm/docfile.php
+++ b/htdocs/ecm/docfile.php
@@ -23,10 +23,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/ecm/class/ecmdirectory.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ecm.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/ecm/class/ecmdirectory.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ecm.lib.php';
 
 // Load traductions files
 $langs->load("ecm");
diff --git a/htdocs/ecm/docmine.php b/htdocs/ecm/docmine.php
index cbbbfc6da43..61fb8da61b7 100644
--- a/htdocs/ecm/docmine.php
+++ b/htdocs/ecm/docmine.php
@@ -24,10 +24,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/ecm/class/ecmdirectory.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ecm.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/ecm/class/ecmdirectory.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ecm.lib.php';
 
 // Load traductions files
 $langs->load("ecm");
diff --git a/htdocs/ecm/docother.php b/htdocs/ecm/docother.php
index 2f91b981124..b836a1c23bc 100644
--- a/htdocs/ecm/docother.php
+++ b/htdocs/ecm/docother.php
@@ -10,8 +10,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 // Load traductions files
 $langs->load("ecm");
diff --git a/htdocs/ecm/index.php b/htdocs/ecm/index.php
index 3e5927f40aa..c5cfbb8caed 100644
--- a/htdocs/ecm/index.php
+++ b/htdocs/ecm/index.php
@@ -26,11 +26,11 @@
 if (! defined('REQUIRE_JQUERY_LAYOUT'))  define('REQUIRE_JQUERY_LAYOUT','1');
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ecm.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/treeview.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/ecm/class/ecmdirectory.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ecm.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/treeview.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/ecm/class/ecmdirectory.class.php';
 
 // Load traductions files
 $langs->load("ecm");
diff --git a/htdocs/ecm/search.php b/htdocs/ecm/search.php
index 102fca7ebdd..6765be82197 100644
--- a/htdocs/ecm/search.php
+++ b/htdocs/ecm/search.php
@@ -24,11 +24,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ecm.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/treeview.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/ecm/class/ecmdirectory.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ecm.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/treeview.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/ecm/class/ecmdirectory.class.php';
 
 // Load traductions files
 $langs->load("ecm");
diff --git a/htdocs/expedition/class/expedition.class.php b/htdocs/expedition/class/expedition.class.php
index a69c7a04873..9e03b4169d9 100644
--- a/htdocs/expedition/class/expedition.class.php
+++ b/htdocs/expedition/class/expedition.class.php
@@ -25,9 +25,9 @@
  *  \brief      Fichier de la classe de gestion des expeditions
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
-if ($conf->propal->enabled) require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-if ($conf->commande->enabled) require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
+if ($conf->propal->enabled) require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+if ($conf->commande->enabled) require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 
 
 /**
@@ -158,7 +158,7 @@ class Expedition extends CommonObject
 
 		$now=dol_now();
 
-		require_once DOL_DOCUMENT_ROOT ."/product/stock/class/mouvementstock.class.php";
+		require_once DOL_DOCUMENT_ROOT .'/product/stock/class/mouvementstock.class.php';
 		$error = 0;
 
 		// Clean parameters
@@ -437,7 +437,7 @@ class Expedition extends CommonObject
 	{
 		global $conf, $langs;
 
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		dol_syslog(get_class($this)."::valid");
 
@@ -498,7 +498,7 @@ class Expedition extends CommonObject
 		// If stock increment is done on sending (recommanded choice)
 		if (! $error && $conf->stock->enabled && $conf->global->STOCK_CALCULATE_ON_SHIPMENT)
 		{
-			require_once(DOL_DOCUMENT_ROOT."/product/stock/class/mouvementstock.class.php");
+			require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
 
 			$langs->load("agenda");
 
@@ -539,30 +539,30 @@ class Expedition extends CommonObject
 
 		if (! $error)
 		{
-			$this->oldref='';
-
-			// Rename directory if dir was a temporary ref
-			if (preg_match('/^[\(]?PROV/i', $this->ref))
-			{
-				// On renomme repertoire ($this->ref = ancienne ref, $numfa = nouvelle ref)
-				// afin de ne pas perdre les fichiers attaches
-				$oldref = dol_sanitizeFileName($this->ref);
-				$newref = dol_sanitizeFileName($numref);
-				$dirsource = $conf->expedition->dir_output.'/sending/'.$oldref;
-				$dirdest = $conf->expedition->dir_output.'/sending/'.$newref;
-				if (file_exists($dirsource))
-				{
-					dol_syslog(get_class($this)."::valid rename dir ".$dirsource." into ".$dirdest);
-
-					if (@rename($dirsource, $dirdest))
-					{
-						$this->oldref = $oldref;
-
-						dol_syslog("Rename ok");
-						// Suppression ancien fichier PDF dans nouveau rep
-						dol_delete_file($dirdest.'/'.$oldref.'*.*');
-					}
-				}
+			$this->oldref='';
+
+			// Rename directory if dir was a temporary ref
+			if (preg_match('/^[\(]?PROV/i', $this->ref))
+			{
+				// On renomme repertoire ($this->ref = ancienne ref, $numfa = nouvelle ref)
+				// afin de ne pas perdre les fichiers attaches
+				$oldref = dol_sanitizeFileName($this->ref);
+				$newref = dol_sanitizeFileName($numref);
+				$dirsource = $conf->expedition->dir_output.'/sending/'.$oldref;
+				$dirdest = $conf->expedition->dir_output.'/sending/'.$newref;
+				if (file_exists($dirsource))
+				{
+					dol_syslog(get_class($this)."::valid rename dir ".$dirsource." into ".$dirdest);
+
+					if (@rename($dirsource, $dirdest))
+					{
+						$this->oldref = $oldref;
+
+						dol_syslog("Rename ok");
+						// Suppression ancien fichier PDF dans nouveau rep
+						dol_delete_file($dirdest.'/'.$oldref.'*.*');
+					}
+				}
 			}
 		}
 
@@ -766,7 +766,7 @@ class Expedition extends CommonObject
 	function delete()
 	{
 		global $conf, $langs, $user;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		$error=0;
 
@@ -1195,7 +1195,7 @@ class Expedition extends CommonObject
 			$url='';
 			if (file_exists(DOL_DOCUMENT_ROOT."/core/modules/expedition/methode_expedition_".strtolower($code).".modules.php") && ! empty($this->tracking_number))
 			{
-				require_once(DOL_DOCUMENT_ROOT."/core/modules/expedition/methode_expedition_".strtolower($code).".modules.php");
+				require_once DOL_DOCUMENT_ROOT."/core/modules/expedition/methode_expedition_".strtolower($code).'.modules.php';
 				$shipmethod = new $classname();
 				$url = $shipmethod->provider_url_status($this->tracking_number);
 			}
diff --git a/htdocs/expedition/contact.php b/htdocs/expedition/contact.php
index f1635301eaa..24d4481292c 100644
--- a/htdocs/expedition/contact.php
+++ b/htdocs/expedition/contact.php
@@ -24,11 +24,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/expedition/class/expedition.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/sendings.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/sendings.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("orders");
 $langs->load("sendings");
diff --git a/htdocs/expedition/fiche.php b/htdocs/expedition/fiche.php
index c6fbc729765..b0c7c424bb3 100644
--- a/htdocs/expedition/fiche.php
+++ b/htdocs/expedition/fiche.php
@@ -26,16 +26,16 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/expedition/class/expedition.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/sendings.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/expedition/modules_expedition.php");
-if ($conf->product->enabled || $conf->service->enabled)  require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-if ($conf->propal->enabled)   require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-if ($conf->commande->enabled) require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
-if ($conf->stock->enabled)    require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/sendings.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/expedition/modules_expedition.php';
+if ($conf->product->enabled || $conf->service->enabled)  require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+if ($conf->propal->enabled)   require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+if ($conf->commande->enabled) require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+if ($conf->stock->enabled)    require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
 
 $langs->load("sendings");
 $langs->load("companies");
@@ -325,7 +325,7 @@ else if ($action == 'builddoc')	// En get ou en post
 // Delete file in doc form
 elseif ($action == 'remove_file')
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	$object = new Expedition($db);
 	if ($object->fetch($id))
@@ -344,7 +344,7 @@ elseif ($action == 'remove_file')
 */
 if (GETPOST('addfile','alpha'))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     // Set tmp user directory TODO Use a dedicated directory for temp mails files
     $vardir=$conf->user->dir_output."/".$user->id;
@@ -359,7 +359,7 @@ if (GETPOST('addfile','alpha'))
 */
 if (GETPOST('removedfile','alpha'))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     // Set tmp user directory
     $vardir=$conf->user->dir_output."/".$user->id;
@@ -443,7 +443,7 @@ if ($action == 'send' && ! GETPOST('addfile','alpha') && ! GETPOST('removedfile'
                 $mimetype = $attachedfiles['mimes'];
 
                 // Send mail
-                require_once(DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php');
+                require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
                 $mailfile = new CMailFile($subject,$sendto,$from,$message,$filepath,$mimetype,$filename,$sendtocc,'',$deliveryreceipt);
                 if ($mailfile->error)
                 {
diff --git a/htdocs/expedition/liste.php b/htdocs/expedition/liste.php
index d5e9c8a23af..168b81fdffd 100644
--- a/htdocs/expedition/liste.php
+++ b/htdocs/expedition/liste.php
@@ -24,7 +24,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/expedition/class/expedition.class.php");
+require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
 
 $langs->load("sendings");
 $langs->load('companies');
diff --git a/htdocs/expedition/shipment.php b/htdocs/expedition/shipment.php
index 10f30aba273..947a1a844ac 100644
--- a/htdocs/expedition/shipment.php
+++ b/htdocs/expedition/shipment.php
@@ -24,16 +24,16 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/expedition/class/expedition.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/order.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/sendings.lib.php");
-if (! empty($conf->product->enabled) || ! empty($conf->service->enabled))  require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-if (! empty($conf->projet->enabled))   require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-if (! empty($conf->propal->enabled))   require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-if (! empty($conf->commande->enabled)) require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
-if (! empty($conf->stock->enabled))    require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/sendings.lib.php';
+if (! empty($conf->product->enabled) || ! empty($conf->service->enabled))  require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+if (! empty($conf->projet->enabled))   require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+if (! empty($conf->propal->enabled))   require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+if (! empty($conf->commande->enabled)) require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+if (! empty($conf->stock->enabled))    require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
 
 $langs->load('orders');
 $langs->load("companies");
diff --git a/htdocs/expedition/stats/index.php b/htdocs/expedition/stats/index.php
index d42b1892dc4..6804837f31f 100644
--- a/htdocs/expedition/stats/index.php
+++ b/htdocs/expedition/stats/index.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/expedition/class/expedition.class.php");
+require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
 
 $langs->load("sendings");
 
diff --git a/htdocs/expedition/stats/month.php b/htdocs/expedition/stats/month.php
index 27e96de17cd..b4733edcbfa 100644
--- a/htdocs/expedition/stats/month.php
+++ b/htdocs/expedition/stats/month.php
@@ -23,9 +23,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/expedition/class/expedition.class.php");
-require_once(DOL_DOCUMENT_ROOT."/expedition/class/expeditionstats.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/dolgraph.class.php");
+require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
+require_once DOL_DOCUMENT_ROOT.'/expedition/class/expeditionstats.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/dolgraph.class.php';
 
 
 /*
diff --git a/htdocs/exports/class/export.class.php b/htdocs/exports/class/export.class.php
index 4cdd9cda153..a105b317a2f 100644
--- a/htdocs/exports/class/export.class.php
+++ b/htdocs/exports/class/export.class.php
@@ -75,7 +75,7 @@ class Export
         $i=0;
 
         // Define list of modules directories into modulesdir
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
         $modulesdir = dolGetModulesDirs();
 
@@ -103,7 +103,7 @@ class Export
 							// Chargement de la classe
 							$file = $dir.$modulename.".class.php";
 							$classname = $modulename;
-							require_once($file);
+							require_once $file;
 							$module = new $classname($this->db);
 
 							if (is_array($module->export_code))
@@ -250,7 +250,7 @@ class Export
 		$dir = DOL_DOCUMENT_ROOT . "/core/modules/export/";
 		$file = "export_".$model.".modules.php";
 		$classname = "Export".$model;
-		require_once($dir.$file);
+		require_once $dir.$file;
 		$objmodel = new $classname($this->db);
 
 		if ($sqlquery) $sql = $sqlquery;
diff --git a/htdocs/exports/export.php b/htdocs/exports/export.php
index 8d0c498069c..d69e300a28d 100644
--- a/htdocs/exports/export.php
+++ b/htdocs/exports/export.php
@@ -23,11 +23,11 @@
  *       \brief      Pages of export Wizard
  */
 
-require_once("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/exports/class/export.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/modules/export/modules_export.php');
+require_once '../main.inc.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/exports/class/export.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/export/modules_export.php';
 
 $langs->load("exports");
 
diff --git a/htdocs/exports/index.php b/htdocs/exports/index.php
index c3f3bb51d0a..ec4753f0edd 100644
--- a/htdocs/exports/index.php
+++ b/htdocs/exports/index.php
@@ -21,8 +21,8 @@
  *       \brief      Home page of export tools
  */
 
-require_once("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/exports/class/export.class.php");
+require_once '../main.inc.php';
+require_once DOL_DOCUMENT_ROOT.'/exports/class/export.class.php';
 
 $langs->load("exports");
 
diff --git a/htdocs/externalsite/admin/externalsite.php b/htdocs/externalsite/admin/externalsite.php
index 29ca25d00dc..6e1e510712a 100644
--- a/htdocs/externalsite/admin/externalsite.php
+++ b/htdocs/externalsite/admin/externalsite.php
@@ -27,7 +27,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 
 if (!$user->admin)
diff --git a/htdocs/fichinter/apercu.php b/htdocs/fichinter/apercu.php
index 2ef4628759d..1132882276e 100644
--- a/htdocs/fichinter/apercu.php
+++ b/htdocs/fichinter/apercu.php
@@ -25,10 +25,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/fichinter.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php');
-if ($conf->projet->enabled)	require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fichinter.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php';
+if ($conf->projet->enabled)	require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load('interventions');
 
diff --git a/htdocs/fichinter/class/fichinter.class.php b/htdocs/fichinter/class/fichinter.class.php
index 0498ab21466..b99f078055f 100644
--- a/htdocs/fichinter/class/fichinter.class.php
+++ b/htdocs/fichinter/class/fichinter.class.php
@@ -23,7 +23,7 @@
  * 	\ingroup    ficheinter
  * 	\brief      Fichier de la classe des gestion des fiches interventions
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
@@ -517,7 +517,7 @@ class Fichinter extends CommonObject
 			}
 
 			// Chargement de la classe de numerotation
-			require_once($dir.$file);
+			require_once $dir.$file;
 
 			$obj = new $classname();
 
@@ -601,7 +601,7 @@ class Fichinter extends CommonObject
 	function delete($user)
 	{
 		global $conf;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		$error=0;
 
diff --git a/htdocs/fichinter/contact.php b/htdocs/fichinter/contact.php
index 0f1d347f0a5..bf795e43faf 100644
--- a/htdocs/fichinter/contact.php
+++ b/htdocs/fichinter/contact.php
@@ -24,10 +24,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/fichinter/class/fichinter.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/fichinter.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+require_once DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fichinter.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("interventions");
 $langs->load("sendings");
diff --git a/htdocs/fichinter/document.php b/htdocs/fichinter/document.php
index 06309ce89e3..6e2ec784050 100644
--- a/htdocs/fichinter/document.php
+++ b/htdocs/fichinter/document.php
@@ -27,11 +27,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/fichinter/class/fichinter.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/fichinter.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fichinter.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load("other");
 $langs->load("fichinter");
@@ -73,7 +73,7 @@ $modulepart='fichinter';
 
 if (GETPOST('sendit','alpha') && ! empty($conf->global->MAIN_UPLOAD_DOC))
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	dol_add_file_process($upload_dir,0,1,'userfile');
 }
diff --git a/htdocs/fichinter/fiche.php b/htdocs/fichinter/fiche.php
index 34edbbc2675..5f79f455dd6 100644
--- a/htdocs/fichinter/fiche.php
+++ b/htdocs/fichinter/fiche.php
@@ -25,19 +25,19 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fichinter/class/fichinter.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/fichinter/modules_fichinter.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/fichinter.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/fichinter/modules_fichinter.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fichinter.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 if ($conf->projet->enabled)
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-    require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+    require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 }
 if (! empty($conf->global->FICHEINTER_ADDON) && is_readable(DOL_DOCUMENT_ROOT ."/core/modules/fichinter/mod_".$conf->global->FICHEINTER_ADDON.".php"))
 {
-    require_once(DOL_DOCUMENT_ROOT ."/core/modules/fichinter/mod_".$conf->global->FICHEINTER_ADDON.".php");
+    require_once DOL_DOCUMENT_ROOT ."/core/modules/fichinter/mod_".$conf->global->FICHEINTER_ADDON.'.php';
 }
 
 $langs->load("companies");
@@ -210,7 +210,7 @@ else if ($action == 'remove_file')
 {
 	if ($object->fetch($id))
 	{
-		require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		$object->fetch_thirdparty();
 
@@ -467,7 +467,7 @@ else if ($action == 'down' && $user->rights->ficheinter->creer)
  */
 if (GETPOST('addfile','alpha'))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     // Set tmp user directory TODO Use a dedicated directory for temp mails files
     $vardir=$conf->user->dir_output."/".$user->id;
@@ -482,7 +482,7 @@ if (GETPOST('addfile','alpha'))
  */
 if (GETPOST('removedfile','alpha'))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     // Set tmp user directory
     $vardir=$conf->user->dir_output."/".$user->id;
@@ -565,7 +565,7 @@ if ($action == 'send' && ! GETPOST('cancel','alpha') && (empty($conf->global->MA
                 $mimetype = $attachedfiles['mimes'];
 
                 // Envoi de la propal
-                require_once(DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php');
+                require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
                 $mailfile = new CMailFile($subject,$sendto,$from,$message,$filepath,$mimetype,$filename,$sendtocc,'',$deliveryreceipt);
                 if ($mailfile->error)
                 {
@@ -957,8 +957,8 @@ else if ($id > 0 || ! empty($ref))
 
     if (! empty($conf->global->MAIN_DISABLE_CONTACTS_TAB))
     {
-    	require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-    	require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+    	require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+    	require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
     	$formcompany= new FormCompany($db);
 
     	$blocname = 'contacts';
@@ -1073,7 +1073,7 @@ else if ($id > 0 || ! empty($ref))
                 print '<a name="'.$objp->rowid.'"></a>'; // ancre pour retourner sur la ligne
 
                 // Editeur wysiwyg
-                require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
                 $doleditor=new DolEditor('np_desc',$objp->description,'',164,'dolibarr_details','',false,true,$conf->global->FCKEDITOR_ENABLE_DETAILS,ROWS_2,70);
                 $doleditor->Create();
                 print '</td>';
@@ -1128,7 +1128,7 @@ else if ($id > 0 || ! empty($ref))
             print '<tr '.$bc[$var].">\n";
             print '<td>';
             // editeur wysiwyg
-            require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
             $doleditor=new DolEditor('np_desc',GETPOST('np_desc','alpha'),'',100,'dolibarr_details','',false,true,$conf->global->FCKEDITOR_ENABLE_DETAILS,ROWS_2,70);
             $doleditor->Create();
             print '</td>';
diff --git a/htdocs/fichinter/info.php b/htdocs/fichinter/info.php
index 1029880d487..018a81532a7 100644
--- a/htdocs/fichinter/info.php
+++ b/htdocs/fichinter/info.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/fichinter/class/fichinter.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/fichinter.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fichinter.lib.php';
 
 $langs->load('companies');
 $langs->load("interventions");
diff --git a/htdocs/fichinter/list.php b/htdocs/fichinter/list.php
index 62a146fa289..e56650146af 100755
--- a/htdocs/fichinter/list.php
+++ b/htdocs/fichinter/list.php
@@ -25,9 +25,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fichinter/class/fichinter.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $langs->load("companies");
 $langs->load("interventions");
diff --git a/htdocs/fichinter/note.php b/htdocs/fichinter/note.php
index 630abae78b2..d43428d5c20 100644
--- a/htdocs/fichinter/note.php
+++ b/htdocs/fichinter/note.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/fichinter/class/fichinter.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/fichinter.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fichinter.lib.php';
 
 $langs->load('companies');
 $langs->load("interventions");
diff --git a/htdocs/fichinter/rapport.php b/htdocs/fichinter/rapport.php
index 0be18134f70..6cf6a94c372 100644
--- a/htdocs/fichinter/rapport.php
+++ b/htdocs/fichinter/rapport.php
@@ -19,7 +19,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
 
 $langs->load("interventions");
 
diff --git a/htdocs/fourn/class/fournisseur.class.php b/htdocs/fourn/class/fournisseur.class.php
index e2cb076b2b7..66363030d4c 100644
--- a/htdocs/fourn/class/fournisseur.class.php
+++ b/htdocs/fourn/class/fournisseur.class.php
@@ -23,9 +23,9 @@
  *	\ingroup    fournisseur,societe
  *	\brief      File of class to manage suppliers
  */
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.commande.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
 
 
 /**
diff --git a/htdocs/fourn/class/fournisseur.commande.class.php b/htdocs/fourn/class/fournisseur.commande.class.php
index e7989d21438..bb28f40fc5f 100644
--- a/htdocs/fourn/class/fournisseur.commande.class.php
+++ b/htdocs/fourn/class/fournisseur.commande.class.php
@@ -27,7 +27,7 @@
  */
 
 include_once(DOL_DOCUMENT_ROOT."/core/class/commonorder.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 
 /**
@@ -304,7 +304,7 @@ class CommandeFournisseur extends CommonOrder
     function valid($user,$idwarehouse=0)
     {
         global $langs,$conf;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
         $error=0;
 
@@ -450,7 +450,7 @@ class CommandeFournisseur extends CommonOrder
             // If stock is incremented on validate order, we must redecrement it
             if ($conf->stock->enabled && $conf->global->STOCK_CALCULATE_ON_SUPPLIER_VALIDATE_ORDER)
             {
-                require_once(DOL_DOCUMENT_ROOT."/product/stock/class/mouvementstock.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
 
                 $num=count($this->lines);
                 for ($i = 0; $i < $num; $i++)
@@ -621,7 +621,7 @@ class CommandeFournisseur extends CommonOrder
             {
                 // Definition du nom de modele de numerotation de commande fournisseur
                 $modName=$conf->global->COMMANDE_SUPPLIER_ADDON;
-                require_once($dir.'/'.$file);
+                require_once $dir.'/'.$file;
 
                 // Recuperation de la nouvelle reference
                 $objMod = new $modName($this->db);
@@ -662,7 +662,7 @@ class CommandeFournisseur extends CommonOrder
     function approve($user, $idwarehouse=0)
     {
         global $langs,$conf;
-		require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
         $error=0;
 
@@ -701,7 +701,7 @@ class CommandeFournisseur extends CommonOrder
                 // If stock is incremented on validate order, we must increment it
                 if (! $error && $conf->stock->enabled && $conf->global->STOCK_CALCULATE_ON_SUPPLIER_VALIDATE_ORDER)
                 {
-                    require_once(DOL_DOCUMENT_ROOT."/product/stock/class/mouvementstock.class.php");
+                    require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
                     $langs->load("agenda");
 
                     $cpt=count($this->lines);
@@ -1183,7 +1183,7 @@ class CommandeFournisseur extends CommonOrder
     {
         global $conf;
         $error = 0;
-        require_once DOL_DOCUMENT_ROOT ."/product/stock/class/mouvementstock.class.php";
+        require_once DOL_DOCUMENT_ROOT .'/product/stock/class/mouvementstock.class.php';
 
         // Check parameters
         if ($entrepot <= 0 || $qty <= 0)
@@ -1284,7 +1284,7 @@ class CommandeFournisseur extends CommonOrder
     function delete($user='')
     {
         global $langs,$conf;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
         $error = 0;
 
diff --git a/htdocs/fourn/class/fournisseur.facture.class.php b/htdocs/fourn/class/fournisseur.facture.class.php
index a25d9c54426..aaddc114ac2 100644
--- a/htdocs/fourn/class/fournisseur.facture.class.php
+++ b/htdocs/fourn/class/fournisseur.facture.class.php
@@ -839,7 +839,7 @@ class FactureFournisseur extends CommonInvoice
             // Si on incrémente le produit principal et ses composants à la validation de facture fournisseur
             if (! $error && $conf->stock->enabled && $conf->global->STOCK_CALCULATE_ON_SUPPLIER_BILL)
             {
-                require_once(DOL_DOCUMENT_ROOT."/product/stock/class/mouvementstock.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
                 $langs->load("agenda");
 
                 $cpt=count($this->lines);
@@ -917,7 +917,7 @@ class FactureFournisseur extends CommonInvoice
             // Si on incremente le produit principal et ses composants a la validation de facture fournisseur, on decremente
             if ($result >= 0 && $conf->stock->enabled && $conf->global->STOCK_CALCULATE_ON_SUPPLIER_BILL)
             {
-                require_once(DOL_DOCUMENT_ROOT."/product/stock/class/mouvementstock.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
                 $langs->load("agenda");
 
                 $cpt=count($this->lines);
diff --git a/htdocs/fourn/class/fournisseur.product.class.php b/htdocs/fourn/class/fournisseur.product.class.php
index aa87425bf6b..a3150e4df2a 100644
--- a/htdocs/fourn/class/fournisseur.product.class.php
+++ b/htdocs/fourn/class/fournisseur.product.class.php
@@ -25,8 +25,8 @@
  * 	\brief      File of class to manage predefined suppliers products
  */
 
-require_once DOL_DOCUMENT_ROOT."/product/class/product.class.php";
-require_once DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.class.php";
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
 
 
 /**
diff --git a/htdocs/fourn/class/paiementfourn.class.php b/htdocs/fourn/class/paiementfourn.class.php
index 0e86f2c9365..6a27a03581e 100644
--- a/htdocs/fourn/class/paiementfourn.class.php
+++ b/htdocs/fourn/class/paiementfourn.class.php
@@ -24,8 +24,8 @@
  *		\ingroup    fournisseur, facture
  *		\brief      File of class to manage payments of suppliers invoices
  */
-require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php');
+require_once DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 
 /**
  *	\class      PaiementFourn
diff --git a/htdocs/fourn/commande/contact.php b/htdocs/fourn/commande/contact.php
index 2349efa9c93..17ea2a7966f 100644
--- a/htdocs/fourn/commande/contact.php
+++ b/htdocs/fourn/commande/contact.php
@@ -24,10 +24,10 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.commande.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once DOL_DOCUMENT_ROOT."/core/lib/fourn.lib.php";
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("facture");
 $langs->load("orders");
diff --git a/htdocs/fourn/commande/dispatch.php b/htdocs/fourn/commande/dispatch.php
index d238bf1eb41..362bdcf8ea1 100644
--- a/htdocs/fourn/commande/dispatch.php
+++ b/htdocs/fourn/commande/dispatch.php
@@ -27,11 +27,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/modules/supplier_order/modules_commandefournisseur.php');
-require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/fourn.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.commande.class.php");
-if ($conf->projet->enabled)	require_once(DOL_DOCUMENT_ROOT.'/projet/class/project.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/modules/supplier_order/modules_commandefournisseur.php';
+require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
+if ($conf->projet->enabled)	require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load('orders');
 $langs->load('sendings');
diff --git a/htdocs/fourn/commande/document.php b/htdocs/fourn/commande/document.php
index a28889d97f9..affc9245534 100644
--- a/htdocs/fourn/commande/document.php
+++ b/htdocs/fourn/commande/document.php
@@ -25,12 +25,12 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/fourn.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.commande.class.php";
+require_once DOL_DOCUMENT_ROOT.'/core/lib/order.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
 
 $langs->load('orders');
 $langs->load('other');
diff --git a/htdocs/fourn/commande/fiche.php b/htdocs/fourn/commande/fiche.php
index 1d08ed2b038..3a9d43179ff 100644
--- a/htdocs/fourn/commande/fiche.php
+++ b/htdocs/fourn/commande/fiche.php
@@ -29,15 +29,15 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formorder.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/modules/supplier_order/modules_commandefournisseur.php');
-require_once DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.commande.class.php";
-require_once DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.product.class.php";
-require_once DOL_DOCUMENT_ROOT."/core/lib/fourn.lib.php";
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-if ($conf->produit->enabled) require_once DOL_DOCUMENT_ROOT."/product/class/product.class.php";
-if ($conf->projet->enabled)	require_once(DOL_DOCUMENT_ROOT.'/projet/class/project.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formorder.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/supplier_order/modules_commandefournisseur.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+if ($conf->produit->enabled) require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+if ($conf->projet->enabled)	require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load('orders');
 $langs->load('sendings');
@@ -635,7 +635,7 @@ else if ($action == 'builddoc' && $user->rights->fournisseur->commande->creer)	/
 // Delete file in doc form
 else if ($action == 'remove_file' && $user->rights->fournisseur->commande->creer)
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     if ($object->fetch($id))
     {
@@ -693,7 +693,7 @@ else if ($action == 'create' && $user->rights->fournisseur->commande->creer)
  */
 if (GETPOST('addfile'))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     // Set tmp user directory TODO Use a dedicated directory for temp mails files
     $vardir=$conf->user->dir_output."/".$user->id;
@@ -708,7 +708,7 @@ if (GETPOST('addfile'))
  */
 if (GETPOST('removedfile'))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     // Set tmp user directory
     $vardir=$conf->user->dir_output."/".$user->id;
@@ -792,7 +792,7 @@ if ($action == 'send' && ! GETPOST('addfile') && ! GETPOST('removedfile') && ! G
                 $mimetype = $attachedfiles['mimes'];
 
                 // Send mail
-                require_once(DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php');
+                require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
                 $mailfile = new CMailFile($subject,$sendto,$from,$message,$filepath,$mimetype,$filename,$sendtocc,'',$deliveryreceipt);
                 if ($mailfile->error)
                 {
@@ -997,7 +997,7 @@ if ($id > 0 || ! empty($ref))
             $text=$langs->trans('ConfirmValidateOrder',$newref);
             if ($conf->notification->enabled)
             {
-                require_once(DOL_DOCUMENT_ROOT ."/core/class/notify.class.php");
+                require_once DOL_DOCUMENT_ROOT .'/core/class/notify.class.php';
                 $notify=new	Notify($db);
                 $text.='<br>';
                 $text.=$notify->confirmMessage(3,$object->socid);
@@ -1015,7 +1015,7 @@ if ($id > 0 || ! empty($ref))
             if (! empty($conf->global->STOCK_CALCULATE_ON_SUPPLIER_VALIDATE_ORDER) && $object->hasProductsOrServices(1))
             {
                 $langs->load("stocks");
-                require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
                 $formproduct=new FormProduct($db);
                 $formquestion=array(
                 //'text' => $langs->trans("ConfirmClone"),
@@ -1251,8 +1251,8 @@ if ($id > 0 || ! empty($ref))
 
         if (! empty($conf->global->MAIN_DISABLE_CONTACTS_TAB))
         {
-        	require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
-        	require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
+        	require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
+        	require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
         	$formcompany= new FormCompany($db);
 
         	$blocname = 'contacts';
@@ -1423,7 +1423,7 @@ if ($id > 0 || ! empty($ref))
                 }
 
                 // Description - Editor wysiwyg
-                require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
                 $nbrows=ROWS_2;
                 if (! empty($conf->global->MAIN_INPUT_DESC_HEIGHT)) $nbrows=$conf->global->MAIN_INPUT_DESC_HEIGHT;
                 $doleditor=new DolEditor('eldesc',$line->description,'',200,'dolibarr_details','',false,true,$conf->global->FCKEDITOR_ENABLE_DETAILS,$nbrows,70);
@@ -1450,7 +1450,7 @@ if ($id > 0 || ! empty($ref))
         if ($object->statut == 0 && $user->rights->fournisseur->commande->creer && $action <> 'editline')
         {
             //WYSIWYG Editor
-            require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
             print '<tr class="liste_titre">';
             print '<td>';
diff --git a/htdocs/fourn/commande/history.php b/htdocs/fourn/commande/history.php
index f911e8c2b71..d55e3c44674 100644
--- a/htdocs/fourn/commande/history.php
+++ b/htdocs/fourn/commande/history.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/fourn.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.commande.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
 
 $langs->load("orders");
 $langs->load("suppliers");
diff --git a/htdocs/fourn/commande/index.php b/htdocs/fourn/commande/index.php
index 4ed3f9495b8..f2fede8eb15 100755
--- a/htdocs/fourn/commande/index.php
+++ b/htdocs/fourn/commande/index.php
@@ -25,9 +25,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.commande.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
 
 // Security check
 $orderid = GETPOST('orderid');
diff --git a/htdocs/fourn/commande/liste.php b/htdocs/fourn/commande/liste.php
index 8c76b779730..f93152a174e 100644
--- a/htdocs/fourn/commande/liste.php
+++ b/htdocs/fourn/commande/liste.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.commande.class.php");
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
 
 $langs->load("orders");
 
diff --git a/htdocs/fourn/commande/note.php b/htdocs/fourn/commande/note.php
index 7ffc4489ab8..ad785cd25b6 100644
--- a/htdocs/fourn/commande/note.php
+++ b/htdocs/fourn/commande/note.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/fourn.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.commande.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
 
 $langs->load("orders");
 $langs->load("suppliers");
diff --git a/htdocs/fourn/facture/contact.php b/htdocs/fourn/facture/contact.php
index fffbe36481e..243aadf00ff 100644
--- a/htdocs/fourn/facture/contact.php
+++ b/htdocs/fourn/facture/contact.php
@@ -24,11 +24,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php');
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("bills");
 $langs->load('other');
diff --git a/htdocs/fourn/facture/document.php b/htdocs/fourn/facture/document.php
index 229828c9065..66f8d120071 100644
--- a/htdocs/fourn/facture/document.php
+++ b/htdocs/fourn/facture/document.php
@@ -25,12 +25,12 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load('bills');
 $langs->load('other');
diff --git a/htdocs/fourn/facture/fiche.php b/htdocs/fourn/facture/fiche.php
index 02a7167ad51..eacb3de3350 100644
--- a/htdocs/fourn/facture/fiche.php
+++ b/htdocs/fourn/facture/fiche.php
@@ -27,14 +27,14 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/modules/supplier_invoice/modules_facturefournisseur.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/paiementfourn.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/product/class/product.class.php');
-if ($conf->projet->enabled) require_once(DOL_DOCUMENT_ROOT.'/projet/class/project.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/supplier_invoice/modules_facturefournisseur.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/paiementfourn.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+if ($conf->projet->enabled) require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 
 $langs->load('bills');
@@ -286,7 +286,7 @@ elseif ($action == 'add' && $user->rights->fournisseur->facture->creer)
             // Add lines
             if ($id > 0)
             {
-                require_once(DOL_DOCUMENT_ROOT.'/'.$element.'/class/'.$subelement.'.class.php');
+                require_once DOL_DOCUMENT_ROOT.'/'.$element.'/class/'.$subelement.'.class.php';
                 $classname = ucfirst($subelement);
                 if ($classname == 'Fournisseur.commande') $classname='CommandeFournisseur';
                 $srcobject = new $classname($db);
@@ -614,7 +614,7 @@ elseif ($action == 'reopen' && $user->rights->fournisseur->facture->creer)
 // Add file in email form
 if (GETPOST('addfile'))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     // Set tmp user directory TODO Use a dedicated directory for temp mails files
     $vardir=$conf->user->dir_output."/".$user->id;
@@ -627,7 +627,7 @@ if (GETPOST('addfile'))
 // Remove file in email form
 if (! empty($_POST['removedfile']))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     // Set tmp user directory
     $vardir=$conf->user->dir_output."/".$user->id;
@@ -708,7 +708,7 @@ if ($action == 'send' && ! $_POST['addfile'] && ! $_POST['removedfile'] && ! $_P
                 $mimetype = $attachedfiles['mimes'];
 
                 // Send mail
-                require_once(DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php');
+                require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
                 $mailfile = new CMailFile($subject,$sendto,$from,$message,$filepath,$mimetype,$filename,$sendtocc,'',$deliveryreceipt);
                 if ($mailfile->error)
                 {
@@ -827,7 +827,7 @@ elseif ($action	== 'builddoc')
 // Delete file in doc form
 elseif ($action == 'remove_file')
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     if ($object->fetch($id))
     {
@@ -952,7 +952,7 @@ if ($action == 'create')
                 $element = 'fourn'; $subelement = 'fournisseur.commande';
             }
 
-            require_once(DOL_DOCUMENT_ROOT.'/'.$element.'/class/'.$subelement.'.class.php');
+            require_once DOL_DOCUMENT_ROOT.'/'.$element.'/class/'.$subelement.'.class.php';
             $classname = ucfirst($subelement);
             if ($classname == 'Fournisseur.commande') $classname='CommandeFournisseur';
             $objectsrc = new $classname($db);
@@ -1253,7 +1253,7 @@ else
             if (! empty($conf->global->STOCK_CALCULATE_ON_SUPPLIER_BILL) && $object->hasProductsOrServices(1))
             {
                 $langs->load("stocks");
-                require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
                 $formproduct=new FormProduct($db);
                 $formquestion=array(
                 //'text' => $langs->trans("ConfirmClone"),
@@ -1523,8 +1523,8 @@ else
 
         if (! empty($conf->global->MAIN_DISABLE_CONTACTS_TAB))
         {
-        	require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
-        	require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
+        	require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
+        	require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
         	$formcompany= new FormCompany($db);
 
         	$blocname = 'contacts';
@@ -1618,7 +1618,7 @@ else
                 }
 
                 // Description - Editor wysiwyg
-                require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+                require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
                 $nbrows=ROWS_2;
                 if (! empty($conf->global->MAIN_INPUT_DESC_HEIGHT)) $nbrows=$conf->global->MAIN_INPUT_DESC_HEIGHT;
                 $doleditor=new DolEditor('desc',$object->lines[$i]->description,'',128,'dolibarr_details','',false,true,$conf->global->FCKEDITOR_ENABLE_DETAILS,$nbrows,70);
@@ -1754,7 +1754,7 @@ else
             }
 
             // Editor wysiwyg
-            require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
             $nbrows=ROWS_2;
             if (! empty($conf->global->MAIN_INPUT_DESC_HEIGHT)) $nbrows=$conf->global->MAIN_INPUT_DESC_HEIGHT;
             $doleditor=new DolEditor('dp_desc',GETPOST("dp_desc"),'',100,'dolibarr_details','',false,true,$conf->global->FCKEDITOR_ENABLE_DETAILS,$nbrows,70);
diff --git a/htdocs/fourn/facture/impayees.php b/htdocs/fourn/facture/impayees.php
index 6a51edc9c2e..d0f15320986 100644
--- a/htdocs/fourn/facture/impayees.php
+++ b/htdocs/fourn/facture/impayees.php
@@ -27,9 +27,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php');
-require_once(DOL_DOCUMENT_ROOT."/compta/paiement/class/paiement.class.php");
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
 
 if (! $user->rights->facture->lire) accessforbidden();
 
diff --git a/htdocs/fourn/facture/index.php b/htdocs/fourn/facture/index.php
index 074fff441ec..28f421adee8 100644
--- a/htdocs/fourn/facture/index.php
+++ b/htdocs/fourn/facture/index.php
@@ -24,10 +24,10 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 if (!$user->rights->fournisseur->facture->lire) accessforbidden();
 
diff --git a/htdocs/fourn/facture/info.php b/htdocs/fourn/facture/info.php
index 71daf72ec81..49d9aa54e49 100644
--- a/htdocs/fourn/facture/info.php
+++ b/htdocs/fourn/facture/info.php
@@ -24,10 +24,10 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
 
 $langs->load('bills');
 
diff --git a/htdocs/fourn/facture/note.php b/htdocs/fourn/facture/note.php
index 905b0f03328..1b08221ae31 100644
--- a/htdocs/fourn/facture/note.php
+++ b/htdocs/fourn/facture/note.php
@@ -24,9 +24,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/fourn.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
 
 $langs->load('bills');
 $langs->load("companies");
diff --git a/htdocs/fourn/fiche.php b/htdocs/fourn/fiche.php
index 6e33902453a..95ff9ae3485 100644
--- a/htdocs/fourn/fiche.php
+++ b/htdocs/fourn/fiche.php
@@ -26,11 +26,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-if ($conf->adherent->enabled) require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+if ($conf->adherent->enabled) require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
 
 $langs->load('suppliers');
 $langs->load('products');
diff --git a/htdocs/fourn/index.php b/htdocs/fourn/index.php
index 8169429b8cb..c73885a328c 100644
--- a/htdocs/fourn/index.php
+++ b/htdocs/fourn/index.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php');
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
 
 $langs->load("suppliers");
 $langs->load("orders");
diff --git a/htdocs/fourn/liste.php b/htdocs/fourn/liste.php
index 2e002773441..04eb408de33 100644
--- a/htdocs/fourn/liste.php
+++ b/htdocs/fourn/liste.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
 $langs->load("suppliers");
 $langs->load("orders");
diff --git a/htdocs/fourn/paiement/info.php b/htdocs/fourn/paiement/info.php
index 95d1bc0a0ea..164011e0db9 100644
--- a/htdocs/fourn/paiement/info.php
+++ b/htdocs/fourn/paiement/info.php
@@ -23,8 +23,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/paiementfourn.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/paiementfourn.class.php';
 
 $langs->load("bills");
 $langs->load("suppliers");
diff --git a/htdocs/fourn/product/categorie.php b/htdocs/fourn/product/categorie.php
index 19afd4576e7..768d9489bb3 100644
--- a/htdocs/fourn/product/categorie.php
+++ b/htdocs/fourn/product/categorie.php
@@ -25,7 +25,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("categories");
 
diff --git a/htdocs/fourn/product/liste.php b/htdocs/fourn/product/liste.php
index 85b0be9fa40..778faeec581 100644
--- a/htdocs/fourn/product/liste.php
+++ b/htdocs/fourn/product/liste.php
@@ -25,9 +25,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.class.php';
 
 $langs->load("products");
 $langs->load("suppliers");
diff --git a/htdocs/fourn/product/photos.php b/htdocs/fourn/product/photos.php
index d877fa6b067..cf6e6fa9f38 100644
--- a/htdocs/fourn/product/photos.php
+++ b/htdocs/fourn/product/photos.php
@@ -23,7 +23,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $id = GETPOST('id', 'int');
 
diff --git a/htdocs/fourn/recap-fourn.php b/htdocs/fourn/recap-fourn.php
index 78b9f4fa290..d1b3f0ffbcc 100644
--- a/htdocs/fourn/recap-fourn.php
+++ b/htdocs/fourn/recap-fourn.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.facture.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/ftp/admin/ftpclient.php b/htdocs/ftp/admin/ftpclient.php
index 8ad93526b2c..2ede9728a5d 100644
--- a/htdocs/ftp/admin/ftpclient.php
+++ b/htdocs/ftp/admin/ftpclient.php
@@ -23,7 +23,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 $langs->load("ftp");
diff --git a/htdocs/ftp/index.php b/htdocs/ftp/index.php
index d1acf7982b9..c63ef8fcb8a 100644
--- a/htdocs/ftp/index.php
+++ b/htdocs/ftp/index.php
@@ -24,9 +24,9 @@
  */
 
 require("./pre.inc.php");	// We use pre.inc.php to have a dynamic menu
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/treeview.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/treeview.lib.php';
 
 // Load traductions files
 $langs->load("ftp");
@@ -82,7 +82,7 @@ $conn_id=0;	// FTP connection ID
 // Envoie fichier
 if ( $_POST["sendit"] && ! empty($conf->global->MAIN_UPLOAD_DOC))
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 	$result=$ecmdir->fetch($_REQUEST["section"]);
 	if (! $result > 0)
diff --git a/htdocs/imports/class/import.class.php b/htdocs/imports/class/import.class.php
index 05d312cc755..89c50b6a9a3 100644
--- a/htdocs/imports/class/import.class.php
+++ b/htdocs/imports/class/import.class.php
@@ -67,7 +67,7 @@ class Import
         $var=true;
         $i=0;
 
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
         $modulesdir = dolGetModulesDirs();
 
         // Load list of modules
@@ -93,7 +93,7 @@ class Import
 				// Init load class
 				$file = $dir."/".$modulename.".class.php";
 				$classname = $modulename;
-				require_once($file);
+				require_once $file;
 				$module = new $classname($this->db);
 
 				if (is_array($module->import_code))
@@ -188,7 +188,7 @@ class Import
 		$dir = DOL_DOCUMENT_ROOT . "/core/modules/import/";
 		$file = "import_".$model.".modules.php";
 		$classname = "Import".$model;
-		require_once($dir.$file);
+		require_once $dir.$file;
 		$objmodel = new $classname($this->db,$datatoimport);
 
 		$outputlangs=$langs;	// Lang for output
diff --git a/htdocs/imports/emptyexample.php b/htdocs/imports/emptyexample.php
index 21ae9d9a80c..a9a023c787e 100644
--- a/htdocs/imports/emptyexample.php
+++ b/htdocs/imports/emptyexample.php
@@ -27,9 +27,9 @@ function llxHeader() { print '<html><title>Build an import example file</title><
 function llxFooter() { print '</body></html>'; }
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/imports/class/import.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/modules/import/modules_import.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/imports/class/import.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/import/modules_import.php';
 
 $datatoimport=GETPOST('datatoimport');
 $format=GETPOST('format');
diff --git a/htdocs/imports/import.php b/htdocs/imports/import.php
index e56b520ef7a..c9bd77bacb6 100644
--- a/htdocs/imports/import.php
+++ b/htdocs/imports/import.php
@@ -22,14 +22,14 @@
  *      \brief      Pages of import Wizard
  */
 
-require_once("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/imports/class/import.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/modules/import/modules_import.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/import.lib.php");
+require_once '../main.inc.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/imports/class/import.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/import/modules_import.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/import.lib.php';
 
 $langs->load("exports");
 $langs->load("errors");
@@ -575,7 +575,7 @@ if ($step == 4 && $datatoimport)
 	$dir = DOL_DOCUMENT_ROOT . "/core/modules/import/";
 	$file = "import_".$model.".modules.php";
 	$classname = "Import".ucfirst($model);
-	require_once($dir.$file);
+	require_once $dir.$file;
 	$obj = new $classname($db,$datatoimport);
 
 	// Load source fields in input file
@@ -1038,7 +1038,7 @@ if ($step == 5 && $datatoimport)
 	$dir = DOL_DOCUMENT_ROOT . "/core/modules/import/";
 	$file = "import_".$model.".modules.php";
 	$classname = "Import".ucfirst($model);
-	require_once($dir.$file);
+	require_once $dir.$file;
 	$obj = new $classname($db,$datatoimport);
 
 	// Load source fields in input file
@@ -1367,7 +1367,7 @@ if ($step == 6 && $datatoimport)
 	$dir = DOL_DOCUMENT_ROOT . "/core/modules/import/";
 	$file = "import_".$model.".modules.php";
 	$classname = "Import".ucfirst($model);
-	require_once($dir.$file);
+	require_once $dir.$file;
 	$obj = new $classname($db,$datatoimport);
 
 	// Load source fields in input file
diff --git a/htdocs/imports/index.php b/htdocs/imports/index.php
index b4f4476faf2..45435239336 100644
--- a/htdocs/imports/index.php
+++ b/htdocs/imports/index.php
@@ -21,8 +21,8 @@
  *       \brief      Page accueil de la zone import
  */
 
-require_once("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/imports/class/import.class.php");
+require_once '../main.inc.php';
+require_once DOL_DOCUMENT_ROOT.'/imports/class/import.class.php';
 
 $langs->load("exports");
 
diff --git a/htdocs/index.php b/htdocs/index.php
index c7a4761fe09..d634545c59d 100644
--- a/htdocs/index.php
+++ b/htdocs/index.php
@@ -26,7 +26,7 @@
 define('NOCSRFCHECK',1);	// This is login page. We must be able to go on it from another web site.
 
 require("./main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
 
 // If not defined, we select menu "home"
diff --git a/htdocs/install/check.php b/htdocs/install/check.php
index 52a64f007fe..77b5750e78d 100644
--- a/htdocs/install/check.php
+++ b/htdocs/install/check.php
@@ -301,7 +301,7 @@ else
 				}
 				else
 				{
-                    require_once($dolibarr_main_document_root."/core/lib/admin.lib.php");
+                    require_once $dolibarr_main_document_root.'/core/lib/admin.lib.php';
 
     				// $conf is already instancied inside inc.php
     				$conf->db->type = $dolibarr_main_db_type;
diff --git a/htdocs/install/etape1.php b/htdocs/install/etape1.php
index eed2ac2921a..4aa97569c7e 100644
--- a/htdocs/install/etape1.php
+++ b/htdocs/install/etape1.php
@@ -377,7 +377,7 @@ if (! $error && $db->connected && $action == "set")
             else
             {
             	//ODT templates
-            	require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
+            	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
             	$srcroot=$main_dir.'/install/doctemplates';
             	$destroot=$main_data_dir.'/doctemplates';
             	$docs=array('thirdparties' => 'thirdparty', 'proposals' => 'proposal', 'orders' => 'order', 'invoices' => 'invoice');
diff --git a/htdocs/install/etape2.php b/htdocs/install/etape2.php
index a8904cd10ab..ae276798781 100644
--- a/htdocs/install/etape2.php
+++ b/htdocs/install/etape2.php
@@ -23,8 +23,8 @@
  */
 
 include("./inc.php");
-require_once($dolibarr_main_document_root."/core/class/conf.class.php");
-require_once($dolibarr_main_document_root."/core/lib/admin.lib.php");
+require_once $dolibarr_main_document_root.'/core/class/conf.class.php';
+require_once $dolibarr_main_document_root.'/core/lib/admin.lib.php';
 
 $etape = 2;
 $ok = 0;
diff --git a/htdocs/install/etape4.php b/htdocs/install/etape4.php
index eb392ae2e86..29deeda71c5 100644
--- a/htdocs/install/etape4.php
+++ b/htdocs/install/etape4.php
@@ -26,8 +26,8 @@
 
 
 include_once("./inc.php");
-require_once($dolibarr_main_document_root."/core/class/conf.class.php");
-require_once($dolibarr_main_document_root."/core/lib/admin.lib.php");
+require_once $dolibarr_main_document_root.'/core/class/conf.class.php';
+require_once $dolibarr_main_document_root.'/core/lib/admin.lib.php';
 
 
 $setuplang=isset($_POST["selectlang"])?$_POST["selectlang"]:(isset($_GET["selectlang"])?$_GET["selectlang"]:'auto');
diff --git a/htdocs/install/etape5.php b/htdocs/install/etape5.php
index f63eafe1ef3..50cd59f7cdb 100644
--- a/htdocs/install/etape5.php
+++ b/htdocs/install/etape5.php
@@ -27,8 +27,8 @@
 
 include_once("./inc.php");
 if (file_exists($conffile)) include_once($conffile);
-require_once($dolibarr_main_document_root . "/core/lib/admin.lib.php");
-require_once($dolibarr_main_document_root . "/core/lib/security.lib.php"); // for dol_hash
+require_once $dolibarr_main_document_root . '/core/lib/admin.lib.php';
+require_once $dolibarr_main_document_root . '/core/lib/security.lib.php'; // for dol_hash
 
 
 $setuplang=isset($_POST["selectlang"])?$_POST["selectlang"]:(isset($_GET["selectlang"])?$_GET["selectlang"]:'auto');
@@ -120,7 +120,7 @@ if ($action == "set" || preg_match('/upgrade/i',$action))
     // If password is encoded, we decode it
     if (preg_match('/crypted:/i',$dolibarr_main_db_pass) || ! empty($dolibarr_main_db_encrypted_pass))
     {
-        require_once($dolibarr_main_document_root."/core/lib/security.lib.php");
+        require_once $dolibarr_main_document_root.'/core/lib/security.lib.php';
         if (preg_match('/crypted:/i',$dolibarr_main_db_pass))
         {
             $dolibarr_main_db_pass = preg_replace('/crypted:/i', '', $dolibarr_main_db_pass);
diff --git a/htdocs/install/inc.php b/htdocs/install/inc.php
index d5490f6284f..e51a6b34eb5 100644
--- a/htdocs/install/inc.php
+++ b/htdocs/install/inc.php
@@ -26,7 +26,7 @@
 
 // Just to define version DOL_VERSION
 if (! defined('DOL_INC_FOR_VERSION_ERROR')) define('DOL_INC_FOR_VERSION_ERROR','1');
-require_once('../filefunc.inc.php');
+require_once '../filefunc.inc.php';
 
 // Define DOL_DOCUMENT_ROOT and ADODB_PATH used for install/upgrade process
 if (! defined('DOL_DOCUMENT_ROOT'))	    define('DOL_DOCUMENT_ROOT', '..');
@@ -37,11 +37,11 @@ if (! defined('ADODB_PATH'))
     define('ADODB_PATH', $foundpath);
 }
 
-require_once(DOL_DOCUMENT_ROOT.'/core/class/translate.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
-require_once(ADODB_PATH.'adodb-time.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/translate.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once ADODB_PATH.'adodb-time.inc.php';
 
 // Avoid warnings with strict mode E_STRICT
 $conf = new stdClass(); // instantiate $conf explicitely
diff --git a/htdocs/install/repair.php b/htdocs/install/repair.php
index e02ff3bba09..9136a2a9187 100644
--- a/htdocs/install/repair.php
+++ b/htdocs/install/repair.php
@@ -24,9 +24,9 @@
 
 include_once("./inc.php");
 if (file_exists($conffile)) include_once($conffile);
-require_once($dolibarr_main_document_root."/core/lib/admin.lib.php");
-require_once($dolibarr_main_document_root."/core/class/extrafields.class.php");
-require_once("lib/repair.lib.php");
+require_once $dolibarr_main_document_root.'/core/lib/admin.lib.php';
+require_once $dolibarr_main_document_root.'/core/class/extrafields.class.php';
+require_once 'lib/repair.lib.php';
 
 $grant_query='';
 $etape = 2;
@@ -77,7 +77,7 @@ $error=0;
 // If password is encoded, we decode it
 if (preg_match('/crypted:/i',$dolibarr_main_db_pass) || ! empty($dolibarr_main_db_encrypted_pass))
 {
-    require_once($dolibarr_main_document_root."/core/lib/security.lib.php");
+    require_once $dolibarr_main_document_root.'/core/lib/security.lib.php';
     if (preg_match('/crypted:/i',$dolibarr_main_db_pass))
     {
         $dolibarr_main_db_pass = preg_replace('/crypted:/i', '', $dolibarr_main_db_pass);
diff --git a/htdocs/install/upgrade.php b/htdocs/install/upgrade.php
index b89c3e2e291..fb1f3631376 100644
--- a/htdocs/install/upgrade.php
+++ b/htdocs/install/upgrade.php
@@ -27,8 +27,8 @@ if (! file_exists($conffile))
 {
     print 'Error: Dolibarr config file was not found. This may means that Dolibarr is not installed yet. Please call the page "/install/index.php" instead of "/install/upgrade.php").';
 }
-require_once($conffile); if (! isset($dolibarr_main_db_type)) $dolibarr_main_db_type='mysql';	// For backward compatibility
-require_once($dolibarr_main_document_root."/core/lib/admin.lib.php");
+require_once $conffile; if (! isset($dolibarr_main_db_type)) $dolibarr_main_db_type='mysql';	// For backward compatibility
+require_once $dolibarr_main_document_root.'/core/lib/admin.lib.php';
 
 $grant_query='';
 $etape = 2;
@@ -87,7 +87,7 @@ if (! GETPOST("action") || preg_match('/upgrade/i',GETPOST('action')))
     // If password is encoded, we decode it
     if (preg_match('/crypted:/i',$dolibarr_main_db_pass) || ! empty($dolibarr_main_db_encrypted_pass))
     {
-        require_once($dolibarr_main_document_root."/core/lib/security.lib.php");
+        require_once $dolibarr_main_document_root.'/core/lib/security.lib.php';
         if (preg_match('/crypted:/i',$dolibarr_main_db_pass))
         {
             $dolibarr_main_db_pass = preg_replace('/crypted:/i', '', $dolibarr_main_db_pass);
diff --git a/htdocs/install/upgrade2.php b/htdocs/install/upgrade2.php
index f7ea05e2ed1..a477e9f4192 100644
--- a/htdocs/install/upgrade2.php
+++ b/htdocs/install/upgrade2.php
@@ -28,15 +28,15 @@ if (! file_exists($conffile))
 {
     print 'Error: Dolibarr config file was not found. This may means that Dolibarr is not installed yet. Please call the page "/install/index.php" instead of "/install/upgrade.php").';
 }
-require_once($conffile); if (! isset($dolibarr_main_db_type)) $dolibarr_main_db_type='mysql';	// For backward compatibility
-require_once($dolibarr_main_document_root . '/compta/facture/class/facture.class.php');
-require_once($dolibarr_main_document_root . '/comm/propal/class/propal.class.php');
-require_once($dolibarr_main_document_root . '/contrat/class/contrat.class.php');
-require_once($dolibarr_main_document_root . '/commande/class/commande.class.php');
-require_once($dolibarr_main_document_root . '/fourn/class/fournisseur.commande.class.php');
-require_once($dolibarr_main_document_root . '/core/lib/price.lib.php');
-require_once($dolibarr_main_document_root . '/core/class/menubase.class.php');
-require_once($dolibarr_main_document_root . '/core/lib/files.lib.php');
+require_once $conffile; if (! isset($dolibarr_main_db_type)) $dolibarr_main_db_type='mysql';	// For backward compatibility
+require_once $dolibarr_main_document_root . '/compta/facture/class/facture.class.php';
+require_once $dolibarr_main_document_root . '/comm/propal/class/propal.class.php';
+require_once $dolibarr_main_document_root . '/contrat/class/contrat.class.php';
+require_once $dolibarr_main_document_root . '/commande/class/commande.class.php';
+require_once $dolibarr_main_document_root . '/fourn/class/fournisseur.commande.class.php';
+require_once $dolibarr_main_document_root . '/core/lib/price.lib.php';
+require_once $dolibarr_main_document_root . '/core/class/menubase.class.php';
+require_once $dolibarr_main_document_root . '/core/lib/files.lib.php';
 
 $grant_query='';
 $etape = 2;
@@ -87,7 +87,7 @@ if (! GETPOST("action") || preg_match('/upgrade/i',GETPOST('action')))
     // If password is encoded, we decode it
     if (preg_match('/crypted:/i',$dolibarr_main_db_pass) || ! empty($dolibarr_main_db_encrypted_pass))
     {
-        require_once($dolibarr_main_document_root."/core/lib/security.lib.php");
+        require_once $dolibarr_main_document_root.'/core/lib/security.lib.php';
         if (preg_match('/crypted:/i',$dolibarr_main_db_pass))
         {
             $dolibarr_main_db_pass = preg_replace('/crypted:/i', '', $dolibarr_main_db_pass);
@@ -341,8 +341,8 @@ else
     $error++;
 }
 
-$ret=0;
-if ($error && isset($argv[1])) $ret=1;
+$ret=0;
+if ($error && isset($argv[1])) $ret=1;
 dol_syslog("Exit ".$ret);
 
 pFooter($error,$setuplang);
diff --git a/htdocs/livraison/class/livraison.class.php b/htdocs/livraison/class/livraison.class.php
index 9d56de64299..09c0190e140 100644
--- a/htdocs/livraison/class/livraison.class.php
+++ b/htdocs/livraison/class/livraison.class.php
@@ -25,11 +25,11 @@
  *  \brief      Fichier de la classe de gestion des bons de livraison
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
-require_once(DOL_DOCUMENT_ROOT."/expedition/class/expedition.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/stock/class/mouvementstock.class.php");
-if ($conf->propal->enabled)   require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-if ($conf->commande->enabled) require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
+require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/stock/class/mouvementstock.class.php';
+if ($conf->propal->enabled)   require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+if ($conf->commande->enabled) require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 
 
 /**
@@ -324,7 +324,7 @@ class Livraison extends CommonObject
 	function valid($user)
 	{
 		global $conf, $langs;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		dol_syslog(get_class($this)."::valid begin");
 
@@ -387,30 +387,30 @@ class Livraison extends CommonObject
 					if ($resql)
 					{
 
-						$this->oldref='';
-
-						// Rename directory if dir was a temporary ref
-						if (preg_match('/^[\(]?PROV/i', $this->ref))
-						{
-							// On renomme repertoire ($this->ref = ancienne ref, $numfa = nouvelle ref)
-							// afin de ne pas perdre les fichiers attaches
-							$oldref = dol_sanitizeFileName($this->ref);
-							$newref = dol_sanitizeFileName($numref);
-							$dirsource = $conf->expedition->dir_output.'/receipt/'.$oldref;
-							$dirdest = $conf->expedition->dir_output.'/receipt/'.$newref;
-							if (file_exists($dirsource))
-							{
-								dol_syslog(get_class($this)."::valid rename dir ".$dirsource." into ".$dirdest);
-
-								if (@rename($dirsource, $dirdest))
-								{
-									$this->oldref = $oldref;
-
-									dol_syslog("Rename ok");
-									// Suppression ancien fichier PDF dans nouveau rep
-									dol_delete_file($dirdest.'/'.$oldref.'*.*');
-								}
-							}
+						$this->oldref='';
+
+						// Rename directory if dir was a temporary ref
+						if (preg_match('/^[\(]?PROV/i', $this->ref))
+						{
+							// On renomme repertoire ($this->ref = ancienne ref, $numfa = nouvelle ref)
+							// afin de ne pas perdre les fichiers attaches
+							$oldref = dol_sanitizeFileName($this->ref);
+							$newref = dol_sanitizeFileName($numref);
+							$dirsource = $conf->expedition->dir_output.'/receipt/'.$oldref;
+							$dirdest = $conf->expedition->dir_output.'/receipt/'.$newref;
+							if (file_exists($dirsource))
+							{
+								dol_syslog(get_class($this)."::valid rename dir ".$dirsource." into ".$dirdest);
+
+								if (@rename($dirsource, $dirdest))
+								{
+									$this->oldref = $oldref;
+
+									dol_syslog("Rename ok");
+									// Suppression ancien fichier PDF dans nouveau rep
+									dol_delete_file($dirdest.'/'.$oldref.'*.*');
+								}
+							}
 						}
 
 						// Set new ref and current status
@@ -552,7 +552,7 @@ class Livraison extends CommonObject
 	{
 		global $conf, $langs, $user;
 
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 		$this->db->begin();
 
 		$error=0;
@@ -596,13 +596,13 @@ class Livraison extends CommonObject
 						}
 					}
 
-					// Call triggers
-					include_once(DOL_DOCUMENT_ROOT."/core/class/interfaces.class.php");
-					$interface=new Interfaces($this->db);
-					$result=$interface->run_triggers('DELIVERY_DELETE',$this,$user,$langs,$conf);
-					if ($result < 0) {
-						$error++; $this->errors=$interface->errors;
-					}
+					// Call triggers
+					include_once(DOL_DOCUMENT_ROOT."/core/class/interfaces.class.php");
+					$interface=new Interfaces($this->db);
+					$result=$interface->run_triggers('DELIVERY_DELETE',$this,$user,$langs,$conf);
+					if ($result < 0) {
+						$error++; $this->errors=$interface->errors;
+					}
 					// End call triggers
 
 					return 1;
diff --git a/htdocs/livraison/fiche.php b/htdocs/livraison/fiche.php
index 1d881d2fe11..e80f2646f51 100644
--- a/htdocs/livraison/fiche.php
+++ b/htdocs/livraison/fiche.php
@@ -26,13 +26,13 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/livraison/class/livraison.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/livraison/modules_livraison.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/sendings.lib.php");
-if ($conf->product->enabled || $conf->service->enabled) require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-if ($conf->expedition_bon->enabled) require_once(DOL_DOCUMENT_ROOT."/expedition/class/expedition.class.php");
-if ($conf->stock->enabled) require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
+require_once DOL_DOCUMENT_ROOT.'/livraison/class/livraison.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/livraison/modules_livraison.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/sendings.lib.php';
+if ($conf->product->enabled || $conf->service->enabled) require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+if ($conf->expedition_bon->enabled) require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
+if ($conf->stock->enabled) require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
 
 if (!$user->rights->expedition->livraison->lire) accessforbidden();
 
@@ -188,21 +188,21 @@ if ($_REQUEST['action'] == 'builddoc')	// En get ou en post
 	}
 }
 
-// Delete file in doc form
-elseif ($action == 'remove_file')
-{
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-
-	$object = new Livraison($db);
-	if ($object->fetch($id))
-	{
-		$object->fetch_thirdparty();
-		$upload_dir =	$conf->expedition->dir_output . "/receipt";
-		$file =	$upload_dir	. '/' .	GETPOST('file');
-		$ret=dol_delete_file($file,0,0,0,$object);
-		if ($ret) setEventMessage($langs->trans("FileWasRemoved", GETPOST('urlfile')));
-		else setEventMessage($langs->trans("ErrorFailToDeleteFile", GETPOST('urlfile')), 'errors');
-	}
+// Delete file in doc form
+elseif ($action == 'remove_file')
+{
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+
+	$object = new Livraison($db);
+	if ($object->fetch($id))
+	{
+		$object->fetch_thirdparty();
+		$upload_dir =	$conf->expedition->dir_output . "/receipt";
+		$file =	$upload_dir	. '/' .	GETPOST('file');
+		$ret=dol_delete_file($file,0,0,0,$object);
+		if ($ret) setEventMessage($langs->trans("FileWasRemoved", GETPOST('urlfile')));
+		else setEventMessage($langs->trans("ErrorFailToDeleteFile", GETPOST('urlfile')), 'errors');
+	}
 }
 
 
diff --git a/htdocs/mailmanspip/class/mailmanspip.class.php b/htdocs/mailmanspip/class/mailmanspip.class.php
index f565d8d67cd..eb6acf0ccfd 100644
--- a/htdocs/mailmanspip/class/mailmanspip.class.php
+++ b/htdocs/mailmanspip/class/mailmanspip.class.php
@@ -26,9 +26,9 @@
  *	\brief      File of class to manage members of a foundation
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 
 /**
@@ -67,7 +67,7 @@ class MailmanSpip
         defined('ADHERENT_SPIP_DB') && ADHERENT_SPIP_DB != ''
         )
         {
-            require_once(DOL_DOCUMENT_ROOT."/core/lib/security2.lib.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
             $mdpass=dol_hash($object->pass);
             $htpass=crypt($object->pass,makesalt());
             $query = "INSERT INTO spip_auteurs (nom, email, login, pass, htpass, alea_futur, statut) VALUES(\"".$object->firstname." ".$object->lastname."\",\"".$object->email."\",\"".$object->login."\",\"$mdpass\",\"$htpass\",FLOOR(32000*RAND()),\"1comite\")";
diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 1aaa06fee46..98a82d2511a 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -155,7 +155,7 @@ analyse_sql_and_script($_POST,0);
 if (! empty($_SERVER['DOCUMENT_ROOT'])) set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
 // Include the conf.php and functions.lib.php
-require_once("filefunc.inc.php");
+require_once 'filefunc.inc.php';
 
 // Init session. Name of session is specific to Dolibarr instance.
 $prefix=dol_getprefix();
@@ -174,7 +174,7 @@ if (ini_get('register_globals'))    // To solve bug in using $_SESSION
 
 // Init the 5 global objects
 // This include will set: $conf, $db, $langs, $user, $mysoc objects
-require_once("master.inc.php");
+require_once 'master.inc.php';
 
 // Activate end of page function
 register_shutdown_function('dol_shutdown');
@@ -232,9 +232,9 @@ if (! empty($conf->file->main_force_https))
 
 
 // Chargement des includes complementaires de presentation
-if (! defined('NOREQUIREMENU')) require_once(DOL_DOCUMENT_ROOT ."/core/class/menu.class.php");			// Need 10ko memory (11ko in 2.2)
-if (! defined('NOREQUIREHTML')) require_once(DOL_DOCUMENT_ROOT ."/core/class/html.form.class.php");	    // Need 660ko memory (800ko in 2.2)
-if (! defined('NOREQUIREAJAX') && $conf->use_javascript_ajax) require_once(DOL_DOCUMENT_ROOT.'/core/lib/ajax.lib.php');	// Need 22ko memory
+if (! defined('NOREQUIREMENU')) require_once DOL_DOCUMENT_ROOT .'/core/class/menu.class.php';			// Need 10ko memory (11ko in 2.2)
+if (! defined('NOREQUIREHTML')) require_once DOL_DOCUMENT_ROOT .'/core/class/html.form.class.php';	    // Need 660ko memory (800ko in 2.2)
+if (! defined('NOREQUIREAJAX') && $conf->use_javascript_ajax) require_once DOL_DOCUMENT_ROOT.'/core/lib/ajax.lib.php';	// Need 22ko memory
 
 // If install or upgrade process not done or not completely finished, we call the install page.
 if (! empty($conf->global->MAIN_NOT_INSTALLED) || ! empty($conf->global->MAIN_NOT_UPGRADED))
@@ -248,7 +248,7 @@ if ((! empty($conf->global->MAIN_VERSION_LAST_UPGRADE) && ($conf->global->MAIN_V
 || (empty($conf->global->MAIN_VERSION_LAST_UPGRADE) && ! empty($conf->global->MAIN_VERSION_LAST_INSTALL) && ($conf->global->MAIN_VERSION_LAST_INSTALL != DOL_VERSION)))
 {
     $versiontocompare=empty($conf->global->MAIN_VERSION_LAST_UPGRADE)?$conf->global->MAIN_VERSION_LAST_INSTALL:$conf->global->MAIN_VERSION_LAST_UPGRADE;
-    require_once(DOL_DOCUMENT_ROOT ."/core/lib/admin.lib.php");
+    require_once DOL_DOCUMENT_ROOT .'/core/lib/admin.lib.php';
     $dolibarrversionlastupgrade=preg_split('/[.-]/',$versiontocompare);
     $dolibarrversionprogram=preg_split('/[.-]/',DOL_VERSION);
     $rescomp=versioncompare($dolibarrversionprogram,$dolibarrversionlastupgrade);
@@ -673,7 +673,7 @@ if (! defined('NOREQUIRETRAN'))
 // Use php template engine
 if (! empty($conf->global->MAIN_USE_TEMPLATE_ENGINE) && ! defined('NOTEMPLATEENGINE'))
 {
-	require_once(DOL_DOCUMENT_ROOT.'/includes/savant/Savant3.php');
+	require_once DOL_DOCUMENT_ROOT.'/includes/savant/Savant3.php';
 
 	$tpl = new Savant3();
 }
@@ -1507,7 +1507,7 @@ function left_menu($menu_array_before, $helppagename='', $moresearchform='', $me
 	    // Link to bugtrack
 	    if (! empty($conf->global->MAIN_SHOW_BUGTRACK_LINK))
 	    {
-	    	require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+	    	require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 	        $bugbaseurl='https://doliforge.org/tracker/?';
 	        $bugbaseurl.='func=add&group_id=144&atid=246';
diff --git a/htdocs/margin/admin/margin.php b/htdocs/margin/admin/margin.php
index 28f62175c60..fcdba42f253 100644
--- a/htdocs/margin/admin/margin.php
+++ b/htdocs/margin/admin/margin.php
@@ -23,8 +23,8 @@
 
 include("../../main.inc.php");
 
-require_once(DOL_DOCUMENT_ROOT."/margin/lib/margins.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/margin/lib/margins.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 $langs->load("margins");
diff --git a/htdocs/margin/agentMargins.php b/htdocs/margin/agentMargins.php
index 82961207c56..4435704b45d 100644
--- a/htdocs/margin/agentMargins.php
+++ b/htdocs/margin/agentMargins.php
@@ -22,10 +22,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/margin/lib/margins.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/margin/lib/margins.lib.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/margin/customerMargins.php b/htdocs/margin/customerMargins.php
index 1953e8c0293..68f6e5b8bc5 100644
--- a/htdocs/margin/customerMargins.php
+++ b/htdocs/margin/customerMargins.php
@@ -22,10 +22,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/margin/lib/margins.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/margin/lib/margins.lib.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/margin/lib/margins.lib.php b/htdocs/margin/lib/margins.lib.php
index 96bd0ed5b5d..6609830ee60 100644
--- a/htdocs/margin/lib/margins.lib.php
+++ b/htdocs/margin/lib/margins.lib.php
@@ -93,7 +93,7 @@ function getMarginInfos($pvht, $remise_percent, $tva_tx, $localtax1_tx, $localta
   $marque_tx_ret='';
 
   if($fk_pa > 0) {
-  	require_once DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.product.class.php";
+  	require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
   	$product = new ProductFournisseur($db);
   	if ($product->fetch_product_fournisseur_price($fk_pa)) {
   		$paht_ret = $product->fourn_unitprice;
@@ -106,7 +106,7 @@ function getMarginInfos($pvht, $remise_percent, $tva_tx, $localtax1_tx, $localta
   else
   	$paht_ret	= $paht;
 
-  require_once(DOL_DOCUMENT_ROOT.'/core/lib/price.lib.php');
+  require_once DOL_DOCUMENT_ROOT.'/core/lib/price.lib.php';
   // calcul pu_ht remisés
   $tabprice=calcul_price_total(1, $pvht, $remise_percent, $tva_tx, $localtax1_tx, $localtax2_tx, 0, 'HT');
   $pu_ht_remise = $tabprice[0];
diff --git a/htdocs/margin/productMargins.php b/htdocs/margin/productMargins.php
index ca6de009da3..49735cff4d7 100644
--- a/htdocs/margin/productMargins.php
+++ b/htdocs/margin/productMargins.php
@@ -22,10 +22,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/margin/lib/margins.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/margin/lib/margins.lib.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/margin/tabs/productMargins.php b/htdocs/margin/tabs/productMargins.php
index 6fa027e4638..5d77b41d17e 100644
--- a/htdocs/margin/tabs/productMargins.php
+++ b/htdocs/margin/tabs/productMargins.php
@@ -22,9 +22,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/margin/tabs/thirdpartyMargins.php b/htdocs/margin/tabs/thirdpartyMargins.php
index 9b1e712794b..2eac3e91e14 100644
--- a/htdocs/margin/tabs/thirdpartyMargins.php
+++ b/htdocs/margin/tabs/thirdpartyMargins.php
@@ -22,9 +22,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/master.inc.php b/htdocs/master.inc.php
index ec79fb6b1dc..9357408d145 100644
--- a/htdocs/master.inc.php
+++ b/htdocs/master.inc.php
@@ -31,14 +31,14 @@
  * 				This script reads the conf file, init $lang, $db and and empty $user
  */
 
-require_once("filefunc.inc.php");	// May have been already require by main.inc.php. But may not by scripts.
+require_once 'filefunc.inc.php';	// May have been already require by main.inc.php. But may not by scripts.
 
 
 /*
  * Create $conf object
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/conf.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/conf.class.php';
 
 $conf = new Conf();
 // Identifiant propres au serveur base de donnee
@@ -78,9 +78,9 @@ if (defined('TEST_DB_FORCE_TYPE')) $conf->db->type=constant('TEST_DB_FORCE_TYPE'
 $conf->multicompany->transverse_mode = empty($multicompany_transverse_mode)?'':$multicompany_transverse_mode;
 
 // Chargement des includes principaux de librairies communes
-if (! defined('NOREQUIREUSER')) require_once(DOL_DOCUMENT_ROOT ."/user/class/user.class.php");		// Need 500ko memory
-if (! defined('NOREQUIRETRAN')) require_once(DOL_DOCUMENT_ROOT ."/core/class/translate.class.php");
-if (! defined('NOREQUIRESOC'))  require_once(DOL_DOCUMENT_ROOT ."/societe/class/societe.class.php");
+if (! defined('NOREQUIREUSER')) require_once DOL_DOCUMENT_ROOT .'/user/class/user.class.php';		// Need 500ko memory
+if (! defined('NOREQUIRETRAN')) require_once DOL_DOCUMENT_ROOT .'/core/class/translate.class.php';
+if (! defined('NOREQUIRESOC'))  require_once DOL_DOCUMENT_ROOT .'/societe/class/societe.class.php';
 
 /*
  * Creation objet $langs (must be before all other code)
@@ -185,7 +185,7 @@ if (! empty($conf->global->MAIN_ONLY_LOGIN_ALLOWED))
  */
 if (! defined('NOREQUIREDB') && ! defined('NOREQUIRESOC'))
 {
-	require_once(DOL_DOCUMENT_ROOT ."/societe/class/societe.class.php");
+	require_once DOL_DOCUMENT_ROOT .'/societe/class/societe.class.php';
 	$mysoc=new Societe($db);
 
 	$mysoc->id=0;
diff --git a/htdocs/paybox/admin/paybox.php b/htdocs/paybox/admin/paybox.php
index b28fe5f084e..05d1a543583 100644
--- a/htdocs/paybox/admin/paybox.php
+++ b/htdocs/paybox/admin/paybox.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
 $servicename='PayBox';
 
diff --git a/htdocs/paypal/admin/paypal.php b/htdocs/paypal/admin/paypal.php
index 8023121d5b6..7dbdb9e13ec 100644
--- a/htdocs/paypal/admin/paypal.php
+++ b/htdocs/paypal/admin/paypal.php
@@ -25,9 +25,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/paypal/lib/paypal.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+require_once DOL_DOCUMENT_ROOT.'/paypal/lib/paypal.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
 $servicename='PayPal';
 
diff --git a/htdocs/product/admin/product.php b/htdocs/product/admin/product.php
index 017fc3cb2ab..b4fd5ef1be6 100644
--- a/htdocs/product/admin/product.php
+++ b/htdocs/product/admin/product.php
@@ -28,9 +28,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formbarcode.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formbarcode.class.php';
 
 $langs->load("admin");
 $langs->load("products");
@@ -414,7 +414,7 @@ if (! empty($conf->global->PRODUCT_CANVAS_ABILITY))
 
 	if (is_dir($dir))
 	{
-		require_once(DOL_DOCUMENT_ROOT . "/product/class/product.class.php");
+		require_once DOL_DOCUMENT_ROOT . '/product/class/product.class.php';
 
 		$handle=opendir($dir);
         if (is_resource($handle))
@@ -426,7 +426,7 @@ if (! empty($conf->global->PRODUCT_CANVAS_ABILITY))
     				$classfile = $dir.$file.'/product.'.$file.'.class.php';
     				$classname = 'Product'.ucfirst($file);
 
-    				require_once($classfile);
+    				require_once $classfile;
     				$object = new $classname();
 
     				$module = $object->module;
diff --git a/htdocs/product/admin/product_extrafields.php b/htdocs/product/admin/product_extrafields.php
index acc396f9f63..9018220355a 100755
--- a/htdocs/product/admin/product_extrafields.php
+++ b/htdocs/product/admin/product_extrafields.php
@@ -25,8 +25,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
 
 $langs->load("companies");
 $langs->load("admin");
diff --git a/htdocs/product/admin/product_tools.php b/htdocs/product/admin/product_tools.php
index 45a6456e21e..c67c0b49209 100644
--- a/htdocs/product/admin/product_tools.php
+++ b/htdocs/product/admin/product_tools.php
@@ -22,9 +22,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("admin");
 $langs->load("products");
diff --git a/htdocs/product/ajax/products.php b/htdocs/product/ajax/products.php
index a0e7a5f4cab..482ccb2cb4c 100644
--- a/htdocs/product/ajax/products.php
+++ b/htdocs/product/ajax/products.php
@@ -31,7 +31,7 @@ if (! defined('NOCSRFCHECK'))    define('NOCSRFCHECK','1');
 if (empty($_GET['keysearch']) && ! defined('NOREQUIREHTML'))  define('NOREQUIREHTML','1');
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.form.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.form.class.php';
 
 $langs->load("products");
 $langs->load("main");
diff --git a/htdocs/product/class/product.class.php b/htdocs/product/class/product.class.php
index cc671d254d0..8ab14b0afe6 100644
--- a/htdocs/product/class/product.class.php
+++ b/htdocs/product/class/product.class.php
@@ -25,7 +25,7 @@
  *	\ingroup    produit
  *	\brief      File of class to manage predefined products or services
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
@@ -330,7 +330,7 @@ class Product extends CommonObject
 							{
 								if ($this->catid > 0)
 								{
-									require_once(DOL_DOCUMENT_ROOT ."/categories/class/categorie.class.php");
+									require_once DOL_DOCUMENT_ROOT .'/categories/class/categorie.class.php';
 									$cat = new Categorie($this->db, $this->catid);
 									$cat->add_type($this,"product");
 								}
@@ -2379,7 +2379,7 @@ class Product extends CommonObject
 		{
 			$this->db->begin();
 
-			require_once(DOL_DOCUMENT_ROOT ."/product/stock/class/mouvementstock.class.php");
+			require_once DOL_DOCUMENT_ROOT .'/product/stock/class/mouvementstock.class.php';
 
 			$op[0] = "+".trim($nbpiece);
 			$op[1] = "-".trim($nbpiece);
@@ -2457,7 +2457,7 @@ class Product extends CommonObject
 	 */
 	function add_photo($sdir, $file, $maxWidth = 160, $maxHeight = 120)
 	{
-		require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 		$dir = $sdir .'/'. get_exdir($this->id,2) . $this->id ."/photos";
 
@@ -2489,7 +2489,7 @@ class Product extends CommonObject
 	 */
 	function add_thumb($file, $maxWidth = 160, $maxHeight = 120)
 	{
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/images.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/images.lib.php';
 
 		$file_osencoded=dol_osencode($file);
 		if (file_exists($file_osencoded))
@@ -2780,7 +2780,7 @@ class Product extends CommonObject
 	 */
 	function delete_photo($file)
 	{
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
         $dir = dirname($file).'/'; // Chemin du dossier contenant l'image d'origine
 		$dirthumb = $dir.'/thumbs/'; // Chemin du dossier contenant la vignette
diff --git a/htdocs/product/class/service.class.php b/htdocs/product/class/service.class.php
index 0e828ac43d0..e306c327d7a 100644
--- a/htdocs/product/class/service.class.php
+++ b/htdocs/product/class/service.class.php
@@ -21,7 +21,7 @@
  *       \ingroup    service
  *       \brief      Fichier de la classe des services predefinis
  */
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
diff --git a/htdocs/product/composition/fiche.php b/htdocs/product/composition/fiche.php
index 3b24ca48227..ff2e42c7460 100644
--- a/htdocs/product/composition/fiche.php
+++ b/htdocs/product/composition/fiche.php
@@ -28,9 +28,9 @@
 
 require("../../main.inc.php");
 
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
 
 $langs->load("bills");
 $langs->load("products");
diff --git a/htdocs/product/document.php b/htdocs/product/document.php
index 7c85be67781..fef6bb8f67a 100755
--- a/htdocs/product/document.php
+++ b/htdocs/product/document.php
@@ -26,11 +26,11 @@
  */
 
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load("other");
 $langs->load("products");
diff --git a/htdocs/product/fiche.php b/htdocs/product/fiche.php
index 82899baa08f..e9c4b071ba9 100644
--- a/htdocs/product/fiche.php
+++ b/htdocs/product/fiche.php
@@ -28,15 +28,15 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/canvas.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-if (! empty($conf->propal->enabled))   require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-if (! empty($conf->facture->enabled))  require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-if (! empty($conf->commande->enabled)) require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/canvas.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+if (! empty($conf->propal->enabled))   require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+if (! empty($conf->facture->enabled))  require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+if (! empty($conf->commande->enabled)) require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 
 $langs->load("products");
 $langs->load("other");
@@ -62,7 +62,7 @@ $canvas = $object->canvas?$object->canvas:GETPOST("canvas");
 $objcanvas='';
 if (! empty($canvas))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/class/canvas.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/class/canvas.class.php';
     $objcanvas = new Canvas($db,$action);
     $objcanvas->getCanvas('product','card',$canvas);
 }
@@ -695,7 +695,7 @@ else
     if ($action == 'create' && ($user->rights->produit->creer || $user->rights->service->creer))
     {
         //WYSIWYG Editor
-        require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
 		// Load object modCodeProduct
         $module=(! empty($conf->global->PRODUCT_CODEPRODUCT_ADDON)?$conf->global->PRODUCT_CODEPRODUCT_ADDON:'mod_codeproduct_leopard');
@@ -891,7 +891,7 @@ else
         if ($action == 'edit' && ($user->rights->produit->creer || $user->rights->service->creer))
         {
             //WYSIWYG Editor
-            require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
             $type = $langs->trans('Product');
             if ($object->isservice()) $type = $langs->trans('Service');
@@ -1120,7 +1120,7 @@ else
                 print '</td><td colspan="2">';
                 if ($action == 'editbarcodetype')
                 {
-                    require_once(DOL_DOCUMENT_ROOT."/core/class/html.formbarcode.class.php");
+                    require_once DOL_DOCUMENT_ROOT.'/core/class/html.formbarcode.class.php';
                     $formbarcode = new FormBarCode($db);
                     $formbarcode->form_barcode_type($_SERVER['PHP_SELF'].'?id='.$object->id,$object->barcode_type,'barcodetype_id');
                 }
diff --git a/htdocs/product/fournisseurs.php b/htdocs/product/fournisseurs.php
index ba116f5ae92..8d6650f0b5b 100644
--- a/htdocs/product/fournisseurs.php
+++ b/htdocs/product/fournisseurs.php
@@ -27,9 +27,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
 
 $langs->load("products");
 $langs->load("suppliers");
diff --git a/htdocs/product/index.php b/htdocs/product/index.php
index e1adb65923e..f35f1de9198 100644
--- a/htdocs/product/index.php
+++ b/htdocs/product/index.php
@@ -24,7 +24,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/product/class/product.class.php');
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $type=isset($_GET["type"])?$_GET["type"]:(isset($_POST["type"])?$_POST["type"]:'');
 if ($type =='' && !$user->rights->produit->lire) $type='1';	// Force global page on service page only
diff --git a/htdocs/product/liste.php b/htdocs/product/liste.php
index 2c2a0a5b469..f4f0d78ec9d 100644
--- a/htdocs/product/liste.php
+++ b/htdocs/product/liste.php
@@ -24,11 +24,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/product/class/product.class.php');
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 if (! empty($conf->categorie->enabled))
-	require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
 
 $langs->load("products");
 $langs->load("stocks");
@@ -65,7 +65,7 @@ $canvas=GETPOST("canvas");
 $objcanvas='';
 if (! empty($canvas))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/class/canvas.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/class/canvas.class.php';
     $objcanvas = new Canvas($db,$action);
     $objcanvas->getCanvas('product','list',$canvas);
 }
diff --git a/htdocs/product/photos.php b/htdocs/product/photos.php
index 20cacf3045d..75dae32c827 100644
--- a/htdocs/product/photos.php
+++ b/htdocs/product/photos.php
@@ -25,9 +25,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load("products");
 $langs->load("bills");
diff --git a/htdocs/product/popuprop.php b/htdocs/product/popuprop.php
index 54067a5b9d0..c05ce91b503 100644
--- a/htdocs/product/popuprop.php
+++ b/htdocs/product/popuprop.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/product/class/product.class.php');
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 //Required to translate NbOfProposals
 $langs->load('propal');
diff --git a/htdocs/product/price.php b/htdocs/product/price.php
index 8bfaae435e6..1bb86e5dd52 100644
--- a/htdocs/product/price.php
+++ b/htdocs/product/price.php
@@ -26,8 +26,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("products");
 $langs->load("bills");
diff --git a/htdocs/product/reassort.php b/htdocs/product/reassort.php
index b3f229c5ffb..759fe2a49c4 100644
--- a/htdocs/product/reassort.php
+++ b/htdocs/product/reassort.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/product/class/product.class.php');
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
 
 $langs->load("products");
 $langs->load("stocks");
@@ -66,7 +66,7 @@ $canvas=GETPOST("canvas");
 $objcanvas='';
 if (! empty($canvas))
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/class/canvas.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/canvas.class.php';
 	$objcanvas = new Canvas($db,$action);
 	$objcanvas->getCanvas('product','list',$canvas);
 }
diff --git a/htdocs/product/stats/commande.php b/htdocs/product/stats/commande.php
index 8e5dd7448e6..7d5cf232b0b 100644
--- a/htdocs/product/stats/commande.php
+++ b/htdocs/product/stats/commande.php
@@ -24,9 +24,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("orders");
 $langs->load("products");
diff --git a/htdocs/product/stats/commande_fournisseur.php b/htdocs/product/stats/commande_fournisseur.php
index 47c18f74617..55752d9c4f9 100644
--- a/htdocs/product/stats/commande_fournisseur.php
+++ b/htdocs/product/stats/commande_fournisseur.php
@@ -24,9 +24,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("orders");
 $langs->load("products");
diff --git a/htdocs/product/stats/contrat.php b/htdocs/product/stats/contrat.php
index b39639d34f4..d2c10b90d0a 100644
--- a/htdocs/product/stats/contrat.php
+++ b/htdocs/product/stats/contrat.php
@@ -24,9 +24,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contrat/class/contrat.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("contracts");
 $langs->load("products");
diff --git a/htdocs/product/stats/facture.php b/htdocs/product/stats/facture.php
index c3d698a20fb..2f580ad9f20 100644
--- a/htdocs/product/stats/facture.php
+++ b/htdocs/product/stats/facture.php
@@ -24,9 +24,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/product/stats/facture_fournisseur.php b/htdocs/product/stats/facture_fournisseur.php
index 45aad75722d..5ac94b768f3 100644
--- a/htdocs/product/stats/facture_fournisseur.php
+++ b/htdocs/product/stats/facture_fournisseur.php
@@ -24,9 +24,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.facture.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("companies");
 $langs->load("bills");
diff --git a/htdocs/product/stats/fiche.php b/htdocs/product/stats/fiche.php
index b65c5df965c..c3b6c341c92 100644
--- a/htdocs/product/stats/fiche.php
+++ b/htdocs/product/stats/fiche.php
@@ -25,9 +25,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/dolgraph.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/dolgraph.class.php';
 
 $langs->load("companies");
 $langs->load("products");
diff --git a/htdocs/product/stats/propal.php b/htdocs/product/stats/propal.php
index 7652ebf7c64..3378d7070cf 100644
--- a/htdocs/product/stats/propal.php
+++ b/htdocs/product/stats/propal.php
@@ -25,9 +25,9 @@
 
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 $langs->load("products");
 $langs->load("companies");
diff --git a/htdocs/product/stock/class/entrepot.class.php b/htdocs/product/stock/class/entrepot.class.php
index c15d484aba8..4a181fab2ff 100644
--- a/htdocs/product/stock/class/entrepot.class.php
+++ b/htdocs/product/stock/class/entrepot.class.php
@@ -24,7 +24,7 @@
  *  \brief      Fichier de la classe de gestion des entrepots
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 
 
 /**
diff --git a/htdocs/product/stock/fiche-valo.php b/htdocs/product/stock/fiche-valo.php
index 31262e08e7a..f7e53d25c29 100644
--- a/htdocs/product/stock/fiche-valo.php
+++ b/htdocs/product/stock/fiche-valo.php
@@ -23,8 +23,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/stock.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/stock.lib.php';
 
 $langs->load("products");
 $langs->load("stocks");
diff --git a/htdocs/product/stock/fiche.php b/htdocs/product/stock/fiche.php
index d2750f6f832..4685f06ac99 100644
--- a/htdocs/product/stock/fiche.php
+++ b/htdocs/product/stock/fiche.php
@@ -25,11 +25,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/stock.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/stock.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("products");
 $langs->load("stocks");
@@ -182,7 +182,7 @@ if ($action == 'create')
 	// Description
 	print '<tr><td valign="top">'.$langs->trans("Description").'</td><td colspan="3">';
 	// Editeur wysiwyg
-	require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 	$doleditor=new DolEditor('desc',$object->description,'',180,'dolibarr_notes','In',false,true,$conf->fckeditor->enabled,5,70);
 	$doleditor->Create();
 	print '</td></tr>';
@@ -503,7 +503,7 @@ else
 			// Description
 			print '<tr><td valign="top">'.$langs->trans("Description").'</td><td colspan="3">';
 			// Editeur wysiwyg
-			require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+			require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 			$doleditor=new DolEditor('desc',$object->description,'',180,'dolibarr_notes','In',false,true,$conf->fckeditor->enabled,5,70);
 			$doleditor->Create();
 			print '</td></tr>';
diff --git a/htdocs/product/stock/index.php b/htdocs/product/stock/index.php
index 8ba96764615..a2a6f170681 100644
--- a/htdocs/product/stock/index.php
+++ b/htdocs/product/stock/index.php
@@ -25,7 +25,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
 
 $langs->load("stocks");
 
diff --git a/htdocs/product/stock/info.php b/htdocs/product/stock/info.php
index 31fdd56e890..708ac79ff12 100644
--- a/htdocs/product/stock/info.php
+++ b/htdocs/product/stock/info.php
@@ -22,9 +22,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/stock.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/stock.lib.php';
 
 $langs->load("stocks");
 
diff --git a/htdocs/product/stock/liste.php b/htdocs/product/stock/liste.php
index de8ec8d2dbf..be060cd6e1b 100644
--- a/htdocs/product/stock/liste.php
+++ b/htdocs/product/stock/liste.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
 
 $langs->load("stocks");
 
diff --git a/htdocs/product/stock/mouvement.php b/htdocs/product/stock/mouvement.php
index f949102222c..d06dda1fce2 100644
--- a/htdocs/product/stock/mouvement.php
+++ b/htdocs/product/stock/mouvement.php
@@ -24,13 +24,13 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/stock.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/stock.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $langs->load("products");
 $langs->load("stocks");
diff --git a/htdocs/product/stock/product.php b/htdocs/product/stock/product.php
index 5673c31202c..517cce1136b 100644
--- a/htdocs/product/stock/product.php
+++ b/htdocs/product/stock/product.php
@@ -26,10 +26,10 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/html.formproduct.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/html.formproduct.class.php';
 
 $langs->load("products");
 $langs->load("orders");
diff --git a/htdocs/product/stock/valo.php b/htdocs/product/stock/valo.php
index 0533094b598..e4c174af66f 100644
--- a/htdocs/product/stock/valo.php
+++ b/htdocs/product/stock/valo.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
 
 $langs->load("stocks");
 
diff --git a/htdocs/product/traduction.php b/htdocs/product/traduction.php
index 20b154517c1..a2e353d1aa1 100644
--- a/htdocs/product/traduction.php
+++ b/htdocs/product/traduction.php
@@ -25,10 +25,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/product.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formadmin.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formadmin.class.php';
 
 $langs->load("products");
 $langs->load("languages");
@@ -161,7 +161,7 @@ print '</table>';
 if ($action == 'edit')
 {
 	//WYSIWYG Editor
-	require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
 	print '<form action="" method="POST">';
 	print '<input type="hidden" name="token" value="'.$_SESSION['newtoken'].'">';
@@ -247,7 +247,7 @@ print "\n</div>\n";
 if ($action == 'add' && ($user->rights->produit->creer || $user->rights->service->creer))
 {
 	//WYSIWYG Editor
-	require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 
 	print '<br>';
 	print '<form action="" method="post">';
diff --git a/htdocs/projet/activity/index.php b/htdocs/projet/activity/index.php
index 3e423d56975..d62856ae2db 100644
--- a/htdocs/projet/activity/index.php
+++ b/htdocs/projet/activity/index.php
@@ -24,10 +24,10 @@
  */
 
 require ("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $mine = $_REQUEST['mode']=='mine' ? 1 : 0;
 
diff --git a/htdocs/projet/activity/list.php b/htdocs/projet/activity/list.php
index fc876fcc7a5..f44aa850eb3 100644
--- a/htdocs/projet/activity/list.php
+++ b/htdocs/projet/activity/list.php
@@ -25,10 +25,10 @@
  */
 
 require ("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $langs->load('projects');
 
diff --git a/htdocs/projet/class/project.class.php b/htdocs/projet/class/project.class.php
index 6dab8f2189c..613a0721490 100644
--- a/htdocs/projet/class/project.class.php
+++ b/htdocs/projet/class/project.class.php
@@ -23,7 +23,7 @@
  * 		\ingroup    projet
  * 		\brief      Fichier de la classe de gestion des projets
  */
-require_once(DOL_DOCUMENT_ROOT . "/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT . '/core/class/commonobject.class.php';
 
 /**
  * 		\class      Project
@@ -427,7 +427,7 @@ class Project extends CommonObject
     function delete($user, $notrigger=0)
     {
         global $langs, $conf;
-        require_once(DOL_DOCUMENT_ROOT . "/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT . '/core/lib/files.lib.php';
 
         $error = 0;
 
@@ -972,7 +972,7 @@ class Project extends CommonObject
     	if (! empty($conf->global->PROJECT_ADDON) && is_readable(DOL_DOCUMENT_ROOT ."/core/modules/project/".$conf->global->PROJECT_ADDON.".php"))
     	{
 
-        	require_once(DOL_DOCUMENT_ROOT ."/core/modules/project/".$conf->global->PROJECT_ADDON.".php");
+        	require_once DOL_DOCUMENT_ROOT ."/core/modules/project/".$conf->global->PROJECT_ADDON.'.php';
         	$modProject = new $obj;
         	$defaultref = $modProject->getNextValue($clone_project->societe->id,$clone_project);
     	}
@@ -1067,7 +1067,7 @@ class Project extends CommonObject
 			//Duplicate file
 			if ($clone_file)
 			{
-				require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+				require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 				$clone_project_dir = $conf->projet->dir_output . "/" . dol_sanitizeFileName($defaultref);
 				$ori_project_dir = $conf->projet->dir_output . "/" . dol_sanitizeFileName($orign_project_ref);
diff --git a/htdocs/projet/class/task.class.php b/htdocs/projet/class/task.class.php
index c69a15b2c50..9a49d8d55b9 100644
--- a/htdocs/projet/class/task.class.php
+++ b/htdocs/projet/class/task.class.php
@@ -22,7 +22,7 @@
  *      \brief      This file is a CRUD class file for Task (Create/Read/Update/Delete)
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 
 
 /**
@@ -379,7 +379,7 @@ class Task extends CommonObject
 	            dol_syslog(get_class($this)."::delete dir=".$dir, LOG_DEBUG);
 	            if (file_exists($dir))
 	            {
-	            	require_once(DOL_DOCUMENT_ROOT . "/core/lib/files.lib.php");
+	            	require_once DOL_DOCUMENT_ROOT . '/core/lib/files.lib.php';
 	                $res = @dol_delete_dir_recursive($dir);
 	                if (!$res)
 	                {
@@ -1057,7 +1057,7 @@ class Task extends CommonObject
 			//Duplicate file
 			if ($clone_file)
 			{
-				require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+				require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 				//retreive project origin ref to know folder to copy
 				$projectstatic=new Project($this->db);
diff --git a/htdocs/projet/contact.php b/htdocs/projet/contact.php
index 4ee93dbda57..67099a9b303 100644
--- a/htdocs/projet/contact.php
+++ b/htdocs/projet/contact.php
@@ -23,10 +23,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("projects");
 $langs->load("companies");
diff --git a/htdocs/projet/document.php b/htdocs/projet/document.php
index 83aaabc58f5..c62c9cf652a 100644
--- a/htdocs/projet/document.php
+++ b/htdocs/projet/document.php
@@ -23,11 +23,11 @@
  */
 
 require('../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load('projects');
 $langs->load('other');
diff --git a/htdocs/projet/element.php b/htdocs/projet/element.php
index 6df314e0909..07488f9cfcc 100644
--- a/htdocs/projet/element.php
+++ b/htdocs/projet/element.php
@@ -25,18 +25,18 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-if ($conf->propal->enabled)      require_once(DOL_DOCUMENT_ROOT."/comm/propal/class/propal.class.php");
-if ($conf->facture->enabled)     require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
-if ($conf->facture->enabled)     require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture-rec.class.php");
-if ($conf->commande->enabled)    require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
-if ($conf->fournisseur->enabled) require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.facture.class.php");
-if ($conf->fournisseur->enabled) require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.commande.class.php");
-if ($conf->contrat->enabled)     require_once(DOL_DOCUMENT_ROOT."/contrat/class/contrat.class.php");
-if ($conf->ficheinter->enabled)  require_once(DOL_DOCUMENT_ROOT."/fichinter/class/fichinter.class.php");
-if ($conf->deplacement->enabled) require_once(DOL_DOCUMENT_ROOT."/compta/deplacement/class/deplacement.class.php");
-if ($conf->agenda->enabled)      require_once(DOL_DOCUMENT_ROOT."/comm/action/class/actioncomm.class.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+if ($conf->propal->enabled)      require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
+if ($conf->facture->enabled)     require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
+if ($conf->facture->enabled)     require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture-rec.class.php';
+if ($conf->commande->enabled)    require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
+if ($conf->fournisseur->enabled) require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
+if ($conf->fournisseur->enabled) require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.commande.class.php';
+if ($conf->contrat->enabled)     require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
+if ($conf->ficheinter->enabled)  require_once DOL_DOCUMENT_ROOT.'/fichinter/class/fichinter.class.php';
+if ($conf->deplacement->enabled) require_once DOL_DOCUMENT_ROOT.'/compta/deplacement/class/deplacement.class.php';
+if ($conf->agenda->enabled)      require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
 
 $langs->load("projects");
 $langs->load("companies");
diff --git a/htdocs/projet/fiche.php b/htdocs/projet/fiche.php
index bb3376c6314..c9c4ac3a7df 100644
--- a/htdocs/projet/fiche.php
+++ b/htdocs/projet/fiche.php
@@ -24,11 +24,11 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/modules/project/modules_project.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/project/modules_project.php';
 
 $langs->load("projects");
 $langs->load('companies');
@@ -249,7 +249,7 @@ if ($action == 'builddoc' && $user->rights->projet->creer)
 // Delete file in doc form
 if ($action == 'remove_file' && $user->rights->projet->creer)
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     if ($object->id > 0)
     {
@@ -359,7 +359,7 @@ if ($action == 'create' && $user->rights->projet->creer)
     $obj = empty($conf->global->PROJECT_ADDON)?'mod_project_simple':$conf->global->PROJECT_ADDON;
     if (! empty($conf->global->PROJECT_ADDON) && is_readable(DOL_DOCUMENT_ROOT ."/core/modules/project/".$conf->global->PROJECT_ADDON.".php"))
     {
-        require_once(DOL_DOCUMENT_ROOT ."/core/modules/project/".$conf->global->PROJECT_ADDON.".php");
+        require_once DOL_DOCUMENT_ROOT ."/core/modules/project/".$conf->global->PROJECT_ADDON.'.php';
         $modProject = new $obj;
         $defaultref = $modProject->getNextValue($soc,$object);
     }
diff --git a/htdocs/projet/ganttview.php b/htdocs/projet/ganttview.php
index 6a96df4cdb0..687c1a1aaf7 100644
--- a/htdocs/projet/ganttview.php
+++ b/htdocs/projet/ganttview.php
@@ -24,11 +24,11 @@
  */
 
 require ("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
 $id=GETPOST('id','int');
 $ref=GETPOST('ref','alpha');
diff --git a/htdocs/projet/index.php b/htdocs/projet/index.php
index 1cc4fc638f8..c4c93881085 100644
--- a/htdocs/projet/index.php
+++ b/htdocs/projet/index.php
@@ -24,8 +24,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 
 
 $langs->load("projects");
diff --git a/htdocs/projet/jsgantt_language.js.php b/htdocs/projet/jsgantt_language.js.php
index b66bcf56687..0ce99e4f2c1 100644
--- a/htdocs/projet/jsgantt_language.js.php
+++ b/htdocs/projet/jsgantt_language.js.php
@@ -32,7 +32,7 @@ if (! defined('NOREQUIREHTML'))   define('NOREQUIREHTML',1);
 if (! defined('NOREQUIREAJAX'))   define('NOREQUIREAJAX','1');
 
 
-require_once("../main.inc.php");
+require_once '../main.inc.php';
 
 // Define css type
 header('Content-type: text/javascript');
diff --git a/htdocs/projet/liste.php b/htdocs/projet/liste.php
index 443a44f2b19..d70992b11d9 100644
--- a/htdocs/projet/liste.php
+++ b/htdocs/projet/liste.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 
 $langs->load('projects');
 
diff --git a/htdocs/projet/note.php b/htdocs/projet/note.php
index 4f3b888db10..db5a0929d9d 100644
--- a/htdocs/projet/note.php
+++ b/htdocs/projet/note.php
@@ -23,8 +23,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 
 $langs->load('projects');
 
diff --git a/htdocs/projet/tasks.php b/htdocs/projet/tasks.php
index 4aef7365650..526b5789810 100644
--- a/htdocs/projet/tasks.php
+++ b/htdocs/projet/tasks.php
@@ -24,11 +24,11 @@
  */
 
 require ("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
 $langs->load("users");
 $langs->load("projects");
diff --git a/htdocs/projet/tasks/contact.php b/htdocs/projet/tasks/contact.php
index f4b4d03fd23..36869d36068 100644
--- a/htdocs/projet/tasks/contact.php
+++ b/htdocs/projet/tasks/contact.php
@@ -24,11 +24,11 @@
  */
 
 require ("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("projects");
 $langs->load("companies");
diff --git a/htdocs/projet/tasks/document.php b/htdocs/projet/tasks/document.php
index 45f19ccc95a..c29219a6a05 100644
--- a/htdocs/projet/tasks/document.php
+++ b/htdocs/projet/tasks/document.php
@@ -24,12 +24,12 @@
  */
 
 require('../../main.inc.php');
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 
 $langs->load('projects');
diff --git a/htdocs/projet/tasks/index.php b/htdocs/projet/tasks/index.php
index 40e2fcef507..3ed61393cd9 100644
--- a/htdocs/projet/tasks/index.php
+++ b/htdocs/projet/tasks/index.php
@@ -24,10 +24,10 @@
  */
 
 require ("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $langs->load('projects');
 $langs->load('users');
diff --git a/htdocs/projet/tasks/note.php b/htdocs/projet/tasks/note.php
index 7f7f17f14cd..bd1706f2725 100644
--- a/htdocs/projet/tasks/note.php
+++ b/htdocs/projet/tasks/note.php
@@ -22,9 +22,9 @@
  */
 
 require ("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 
 $langs->load('projects');
 
diff --git a/htdocs/projet/tasks/task.php b/htdocs/projet/tasks/task.php
index 49499f25fd6..bd73f8d3b77 100644
--- a/htdocs/projet/tasks/task.php
+++ b/htdocs/projet/tasks/task.php
@@ -24,10 +24,10 @@
  */
 
 require ("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
 $id=GETPOST('id','int');
 $ref=GETPOST('ref','alpha');
diff --git a/htdocs/projet/tasks/time.php b/htdocs/projet/tasks/time.php
index 68d2ced3d7e..c3b265947e8 100644
--- a/htdocs/projet/tasks/time.php
+++ b/htdocs/projet/tasks/time.php
@@ -25,10 +25,10 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/project.class.php");
-require_once(DOL_DOCUMENT_ROOT."/projet/class/task.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/project.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 
 $langs->load('projects');
 
diff --git a/htdocs/public/agenda/agendaexport.php b/htdocs/public/agenda/agendaexport.php
index a08bdad1814..ce55adec17c 100644
--- a/htdocs/public/agenda/agendaexport.php
+++ b/htdocs/public/agenda/agendaexport.php
@@ -50,7 +50,7 @@ function llxHeaderVierge() { print '<html><title>Export agenda cal</title><body>
 function llxFooterVierge() { print '</body></html>'; }
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php');
+require_once DOL_DOCUMENT_ROOT.'/comm/action/class/actioncomm.class.php';
 
 // Security check
 if (! $conf->agenda->enabled) accessforbidden('',1,1,1);
diff --git a/htdocs/public/donations/donateurs_code.php b/htdocs/public/donations/donateurs_code.php
index 12fa44d9fc9..633e7e8b550 100644
--- a/htdocs/public/donations/donateurs_code.php
+++ b/htdocs/public/donations/donateurs_code.php
@@ -39,7 +39,7 @@ function llxHeaderVierge() { print '<html><title>Export agenda cal</title><body>
 function llxFooterVierge() { print '</body></html>'; }
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT ."/compta/dons/class/class/don.class.php");
+require_once DOL_DOCUMENT_ROOT .'/compta/dons/class/class/don.class.php';
 
 // Security check
 if (empty($conf->don->enabled)) accessforbidden('',1,1,1);
diff --git a/htdocs/public/donations/therm.php b/htdocs/public/donations/therm.php
index 527586d6c82..cce9756eff0 100644
--- a/htdocs/public/donations/therm.php
+++ b/htdocs/public/donations/therm.php
@@ -26,8 +26,8 @@ define("NOLOGIN",1);		// This means this output page does not require to be logg
 define("NOCSRFCHECK",1);	// We accept to go on this page from external web site.
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/dons/class/don.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/dons/class/don.class.php';
 
 // Security check
 if (empty($conf->don->enabled)) accessforbidden('',1,1,1);
diff --git a/htdocs/public/emailing/mailing-unsubscribe.php b/htdocs/public/emailing/mailing-unsubscribe.php
index 57a4a6fa2f7..a5cfb54883d 100644
--- a/htdocs/public/emailing/mailing-unsubscribe.php
+++ b/htdocs/public/emailing/mailing-unsubscribe.php
@@ -29,7 +29,7 @@ define("NOLOGIN",1);		// This means this output page does not require to be logg
 define("NOCSRFCHECK",1);	// We accept to go on this page from external web site.
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/lib/company.lib.php';
 
 global $user, $conf, $langs;
 
diff --git a/htdocs/public/members/new.php b/htdocs/public/members/new.php
index 96de5c19145..1ac10ceb0c6 100644
--- a/htdocs/public/members/new.php
+++ b/htdocs/public/members/new.php
@@ -46,11 +46,11 @@ if (is_int($entity))
 }
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 // Init vars
 $errmsg='';
diff --git a/htdocs/public/members/public_card.php b/htdocs/public/members/public_card.php
index 64379be919c..2ce60c9d869 100644
--- a/htdocs/public/members/public_card.php
+++ b/htdocs/public/members/public_card.php
@@ -35,9 +35,9 @@ if (is_int($entity))
 }
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
 
 // Security check
 if (empty($conf->adherent->enabled)) accessforbidden('',1,1,1);
diff --git a/htdocs/public/paybox/newpayment.php b/htdocs/public/paybox/newpayment.php
index 6e85774afde..889ba702a68 100644
--- a/htdocs/public/paybox/newpayment.php
+++ b/htdocs/public/paybox/newpayment.php
@@ -28,10 +28,10 @@ define("NOLOGIN",1);		// This means this output page does not require to be logg
 define("NOCSRFCHECK",1);	// We accept to go on this page from external web site.
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/paybox/lib/paybox.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/paybox/lib/paybox.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 // Security check
 if (empty($conf->paybox->enabled)) accessforbidden('',1,1,1);
@@ -286,7 +286,7 @@ if (GETPOST("source") == 'order' && $valid)
 	$found=true;
 	$langs->load("orders");
 
-	require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 
 	$order=new Commande($db);
 	$result=$order->fetch('',$ref);
@@ -374,7 +374,7 @@ if (GETPOST("source") == 'invoice' && $valid)
 	$found=true;
 	$langs->load("bills");
 
-	require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 	$invoice=new Facture($db);
 	$result=$invoice->fetch('',$ref);
@@ -461,7 +461,7 @@ if (GETPOST("source") == 'contractline' && $valid)
 	$found=true;
 	$langs->load("contracts");
 
-	require_once(DOL_DOCUMENT_ROOT."/contrat/class/contrat.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
 
 	$contractline=new ContratLigne($db);
 	$result=$contractline->fetch('',$ref);
@@ -638,8 +638,8 @@ if (GETPOST("source") == 'membersubscription' && $valid)
 	$found=true;
 	$langs->load("members");
 
-	require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-	require_once(DOL_DOCUMENT_ROOT."/adherents/class/cotisation.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+	require_once DOL_DOCUMENT_ROOT.'/adherents/class/cotisation.class.php';
 
 	$member=new Adherent($db);
 	$result=$member->fetch('',$ref);
diff --git a/htdocs/public/paybox/paymentko.php b/htdocs/public/paybox/paymentko.php
index d7c62a7e384..6148182e0ff 100644
--- a/htdocs/public/paybox/paymentko.php
+++ b/htdocs/public/paybox/paymentko.php
@@ -27,8 +27,8 @@ define("NOLOGIN",1);		// This means this output page does not require to be logg
 define("NOCSRFCHECK",1);	// We accept to go on this page from external web site.
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/paybox/lib/paybox.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/paybox/lib/paybox.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 // Security check
 if (empty($conf->paybox->enabled)) accessforbidden('',1,1,1);
diff --git a/htdocs/public/paybox/paymentok.php b/htdocs/public/paybox/paymentok.php
index 0bd19318340..53c1214ef04 100644
--- a/htdocs/public/paybox/paymentok.php
+++ b/htdocs/public/paybox/paymentok.php
@@ -27,8 +27,8 @@ define("NOLOGIN",1);		// This means this output page does not require to be logg
 define("NOCSRFCHECK",1);	// We accept to go on this page from external web site.
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/paybox/lib/paybox.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/paybox/lib/paybox.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 // Security check
 if (empty($conf->paybox->enabled)) accessforbidden('',1,1,1);
diff --git a/htdocs/public/paypal/newpayment.php b/htdocs/public/paypal/newpayment.php
index cba0d9e4e7e..a8a9116e16c 100755
--- a/htdocs/public/paypal/newpayment.php
+++ b/htdocs/public/paypal/newpayment.php
@@ -35,11 +35,11 @@ if (is_int($entity))
 }
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/paypal/lib/paypal.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/paypal/lib/paypalfunctions.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/paypal/lib/paypal.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/paypal/lib/paypalfunctions.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 // Security check
 if (empty($conf->paypal->enabled)) accessforbidden('',1,1,1);
@@ -387,7 +387,7 @@ if (GETPOST("source") == 'order' && $valid)
 	$found=true;
 	$langs->load("orders");
 
-	require_once(DOL_DOCUMENT_ROOT."/commande/class/commande.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 
 	$order=new Commande($db);
 	$result=$order->fetch('',$ref);
@@ -494,7 +494,7 @@ if (GETPOST("source") == 'invoice' && $valid)
 	$found=true;
 	$langs->load("bills");
 
-	require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 	$invoice=new Facture($db);
 	$result=$invoice->fetch('',$ref);
@@ -600,7 +600,7 @@ if (GETPOST("source") == 'contractline' && $valid)
 	$found=true;
 	$langs->load("contracts");
 
-	require_once(DOL_DOCUMENT_ROOT."/contrat/class/contrat.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
 
 	$contractline=new ContratLigne($db);
 	$result=$contractline->fetch('',$ref);
@@ -795,8 +795,8 @@ if (GETPOST("source") == 'membersubscription' && $valid)
 	$found=true;
 	$langs->load("members");
 
-	require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
-	require_once(DOL_DOCUMENT_ROOT."/adherents/class/cotisation.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
+	require_once DOL_DOCUMENT_ROOT.'/adherents/class/cotisation.class.php';
 
 	$member=new Adherent($db);
 	$result=$member->fetch('',$ref);
diff --git a/htdocs/public/paypal/paymentko.php b/htdocs/public/paypal/paymentko.php
index 695504c9252..44d3b69e3c6 100755
--- a/htdocs/public/paypal/paymentko.php
+++ b/htdocs/public/paypal/paymentko.php
@@ -37,9 +37,9 @@ if (is_int($entity))
 }
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/paypal/lib/paypal.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/paypal/lib/paypalfunctions.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/paypal/lib/paypal.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/paypal/lib/paypalfunctions.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 // Security check
 if (empty($conf->paypal->enabled)) accessforbidden('',1,1,1);
diff --git a/htdocs/public/paypal/paymentok.php b/htdocs/public/paypal/paymentok.php
index 61e0bb0040e..a41e0d90e0e 100755
--- a/htdocs/public/paypal/paymentok.php
+++ b/htdocs/public/paypal/paymentok.php
@@ -37,9 +37,9 @@ if (is_int($entity))
 }
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/paypal/lib/paypal.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/paypal/lib/paypalfunctions.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/paypal/lib/paypal.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/paypal/lib/paypalfunctions.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 // Security check
 if (empty($conf->paypal->enabled)) accessforbidden('',1,1,1);
diff --git a/htdocs/societe/admin/societe.php b/htdocs/societe/admin/societe.php
index 7b2a51f4387..0b5a8a9ebbe 100644
--- a/htdocs/societe/admin/societe.php
+++ b/htdocs/societe/admin/societe.php
@@ -26,8 +26,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/societe/admin/societe_extrafields.php b/htdocs/societe/admin/societe_extrafields.php
index 313e8fc0b33..7310a20e4b4 100755
--- a/htdocs/societe/admin/societe_extrafields.php
+++ b/htdocs/societe/admin/societe_extrafields.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
 
 $langs->load("companies");
 $langs->load("admin");
diff --git a/htdocs/societe/agenda.php b/htdocs/societe/agenda.php
index 3c033a9f80e..e76652c4743 100644
--- a/htdocs/societe/agenda.php
+++ b/htdocs/societe/agenda.php
@@ -27,8 +27,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 $langs->load("companies");
 
@@ -61,8 +61,8 @@ $form = new Form($db);
  */
 if ($socid)
 {
-	require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-	require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+	require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
 
 	$langs->load("companies");
 
diff --git a/htdocs/societe/canvas/actions_card_common.class.php b/htdocs/societe/canvas/actions_card_common.class.php
index 72eadfa4d18..67cedc62350 100644
--- a/htdocs/societe/canvas/actions_card_common.class.php
+++ b/htdocs/societe/canvas/actions_card_common.class.php
@@ -58,7 +58,7 @@ abstract class ActionsCardCommon
 	        if (file_exists($modelclassfile))
 	        {
 	            // Include dataservice class (model)
-	            $ret = require_once($modelclassfile);
+	            $ret = require_once $modelclassfile;
 	            if ($ret)
 	            {
 	            	// Instantiate dataservice class (model)
@@ -111,7 +111,7 @@ abstract class ActionsCardCommon
         if ((! $_POST["getcustomercode"] && ! $_POST["getsuppliercode"])
         && ($action == 'add' || $action == 'update'))
         {
-            require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
             $error=0;
 
             if (GETPOST("private") == 1)
@@ -328,7 +328,7 @@ abstract class ActionsCardCommon
             }
             else
             {
-                require_once(DOL_DOCUMENT_ROOT.'/core/modules/societe/modules_societe.class.php');
+                require_once DOL_DOCUMENT_ROOT.'/core/modules/societe/modules_societe.class.php';
 
                 $this->object->fetch_thirdparty();
 
@@ -577,7 +577,7 @@ abstract class ActionsCardCommon
 
             if ($conf->global->MAIN_MULTILANGS)
             {
-                require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+                require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
                 //$s=picto_from_langcode($this->default_lang);
                 //print ($s?$s.' ':'');
                 $langs->load("languages");
diff --git a/htdocs/societe/checkvat/checkVatPopup.php b/htdocs/societe/checkvat/checkVatPopup.php
index bad57f91cdb..70a77c19641 100644
--- a/htdocs/societe/checkvat/checkVatPopup.php
+++ b/htdocs/societe/checkvat/checkVatPopup.php
@@ -22,8 +22,8 @@
  */
 
 require ("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(NUSOAP_PATH.'/nusoap.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once NUSOAP_PATH.'/nusoap.php';
 
 $langs->load("companies");
 
@@ -61,7 +61,7 @@ else
 
 	// Set the WebService URL
 	dol_syslog("Create nusoap_client for URL=".$WS_DOL_URL." WSDL=".$WS_DOL_URL_WSDL);
-    require_once(DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php');
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
     $params=getSoapParams();
     //ini_set('default_socket_timeout', $params['response_timeout']);
     //$soapclient = new SoapClient($WS_DOL_URL_WSDL,$params);
diff --git a/htdocs/societe/class/companybankaccount.class.php b/htdocs/societe/class/companybankaccount.class.php
index 4e5036ebbfc..86f6b5acf43 100644
--- a/htdocs/societe/class/companybankaccount.class.php
+++ b/htdocs/societe/class/companybankaccount.class.php
@@ -23,7 +23,7 @@
  *		\brief      File of class to manage bank accounts description of third parties
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/compta/bank/class/account.class.php");
+require_once DOL_DOCUMENT_ROOT .'/compta/bank/class/account.class.php';
 
 
 /**
diff --git a/htdocs/societe/class/societe.class.php b/htdocs/societe/class/societe.class.php
index df8e9849a24..9365c8b5fa3 100644
--- a/htdocs/societe/class/societe.class.php
+++ b/htdocs/societe/class/societe.class.php
@@ -27,7 +27,7 @@
  *	\ingroup    societe
  *	\brief      File for third party class
  */
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 
 
 /**
@@ -378,7 +378,7 @@ class Societe extends CommonObject
     function update($id, $user='', $call_trigger=1, $allowmodcodeclient=0, $allowmodcodefournisseur=0, $action='update')
     {
         global $langs,$conf;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 		$error=0;
 
@@ -842,7 +842,7 @@ class Societe extends CommonObject
     function delete($id)
     {
         global $user,$langs,$conf;
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
         dol_syslog(get_class($this)."::delete", LOG_DEBUG);
         $error = 0;
@@ -853,7 +853,7 @@ class Societe extends CommonObject
 		{
             $this->db->begin();
 
-            require_once(DOL_DOCUMENT_ROOT."/categories/class/categorie.class.php");
+            require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
             $static_cat = new Categorie($this->db);
             $toute_categs = array();
 
@@ -1101,7 +1101,7 @@ class Societe extends CommonObject
 
         if ($this->id)
         {
-            require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
+            require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
 
             $discount = new DiscountAbsolute($this->db);
             $discount->fk_soc=$this->id;
@@ -1134,7 +1134,7 @@ class Societe extends CommonObject
      */
     function getAvailableDiscounts($user='',$filter='',$maxvalue=0)
     {
-        require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');
+        require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
 
         $discountstatic=new DiscountAbsolute($this->db);
         $result=$discountstatic->getAvailableDiscounts($this,$user,$filter,$maxvalue);
@@ -1389,7 +1389,7 @@ class Societe extends CommonObject
         $ret='';
         if ($withcountry && $this->country_id && (empty($this->country_code) || empty($this->country)))
         {
-            require_once(DOL_DOCUMENT_ROOT ."/core/lib/company.lib.php");
+            require_once DOL_DOCUMENT_ROOT .'/core/lib/company.lib.php';
             $tmparray=getCountry($this->country_id,'all');
             $this->country_code=$tmparray['code'];
             $this->country     =$tmparray['label'];
@@ -1569,7 +1569,7 @@ class Societe extends CommonObject
     {
         global $langs;
 
-        require_once DOL_DOCUMENT_ROOT . "/societe/class/companybankaccount.class.php";
+        require_once DOL_DOCUMENT_ROOT . '/societe/class/companybankaccount.class.php';
 
         $bac = new CompanyBankAccount($this->db);
         $bac->fetch(0,$this->id);
@@ -1593,7 +1593,7 @@ class Societe extends CommonObject
      */
     function load_ban()
     {
-        require_once DOL_DOCUMENT_ROOT . "/societe/class/companybankaccount.class.php";
+        require_once DOL_DOCUMENT_ROOT . '/societe/class/companybankaccount.class.php';
 
         $bac = new CompanyBankAccount($this->db);
         $bac->fetch(0,$this->id);
diff --git a/htdocs/societe/commerciaux.php b/htdocs/societe/commerciaux.php
index d2f78a4ad07..dd4e5f285d1 100644
--- a/htdocs/societe/commerciaux.php
+++ b/htdocs/societe/commerciaux.php
@@ -24,7 +24,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 $langs->load("companies");
 $langs->load("commercial");
diff --git a/htdocs/societe/document.php b/htdocs/societe/document.php
index fc1c2cb45c2..f3b3dd27502 100644
--- a/htdocs/societe/document.php
+++ b/htdocs/societe/document.php
@@ -25,10 +25,10 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
 $langs->load("companies");
 $langs->load('other');
diff --git a/htdocs/societe/index.php b/htdocs/societe/index.php
index c1c7d6c205e..495a36b7672 100644
--- a/htdocs/societe/index.php
+++ b/htdocs/societe/index.php
@@ -24,7 +24,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php');
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
 
 $langs->load("companies");
 
diff --git a/htdocs/societe/info.php b/htdocs/societe/info.php
index 67701ee4fa7..199c755e436 100644
--- a/htdocs/societe/info.php
+++ b/htdocs/societe/info.php
@@ -24,9 +24,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
 
 $langs->load("companies");
 $langs->load("other");
diff --git a/htdocs/societe/lien.php b/htdocs/societe/lien.php
index a8d80f2f84a..3d754beff66 100644
--- a/htdocs/societe/lien.php
+++ b/htdocs/societe/lien.php
@@ -24,8 +24,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 $langs->load("companies");
 $langs->load("customers");
diff --git a/htdocs/societe/note.php b/htdocs/societe/note.php
index e43c36c0484..7f51dddd177 100644
--- a/htdocs/societe/note.php
+++ b/htdocs/societe/note.php
@@ -25,7 +25,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 
 $action = GETPOST('action');
 
@@ -118,7 +118,7 @@ if ($socid > 0)
         print '<input type="hidden" name="socid" value="'.$object->id.'" />';
 
         // Editeur wysiwyg
-        require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
         $doleditor=new DolEditor('note',$object->note,'',360,'dolibarr_notes','In',true,false,$conf->global->FCKEDITOR_ENABLE_SOCIETE,20,70);
         $doleditor->Create();
     }
diff --git a/htdocs/societe/notify/fiche.php b/htdocs/societe/notify/fiche.php
index 18ce7e898a7..9235c7a2833 100644
--- a/htdocs/societe/notify/fiche.php
+++ b/htdocs/societe/notify/fiche.php
@@ -24,9 +24,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/triggers/interface_50_modNotification_Notification.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/triggers/interface_50_modNotification_Notification.class.php';
 
 $langs->load("companies");
 $langs->load("mails");
diff --git a/htdocs/societe/rib.php b/htdocs/societe/rib.php
index 616bf860abf..c08b62d8b24 100644
--- a/htdocs/societe/rib.php
+++ b/htdocs/societe/rib.php
@@ -25,9 +25,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/bank.lib.php");
-require_once DOL_DOCUMENT_ROOT."/societe/class/companybankaccount.class.php";
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/bank.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/companybankaccount.class.php';
 
 $langs->load("companies");
 $langs->load("banks");
diff --git a/htdocs/societe/soc.php b/htdocs/societe/soc.php
index dcc9373da14..d5e9341551a 100644
--- a/htdocs/societe/soc.php
+++ b/htdocs/societe/soc.php
@@ -28,15 +28,15 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/company.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formadmin.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formcompany.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/extrafields.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-if ($conf->adherent->enabled) require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formadmin.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+if ($conf->adherent->enabled) require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
 
 $langs->load("companies");
 $langs->load("commercial");
@@ -61,7 +61,7 @@ $canvas = $object->canvas?$object->canvas:GETPOST("canvas");
 $objcanvas='';
 if (! empty($canvas))
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/class/canvas.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/class/canvas.class.php';
     $objcanvas = new Canvas($db, $action);
     $objcanvas->getCanvas('thirdparty', 'card', $canvas);
 }
@@ -101,7 +101,7 @@ if (empty($reshook))
     if ((! GETPOST('getcustomercode') && ! GETPOST('getsuppliercode'))
     && ($action == 'add' || $action == 'update') && $user->rights->societe->creer)
     {
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
         if ($action == 'update')
         {
@@ -424,7 +424,7 @@ if (empty($reshook))
         }
         else
         {
-            require_once(DOL_DOCUMENT_ROOT.'/core/modules/societe/modules_societe.class.php');
+            require_once DOL_DOCUMENT_ROOT.'/core/modules/societe/modules_societe.class.php';
 
             $object->fetch($socid);
 
@@ -457,7 +457,7 @@ if (empty($reshook))
     {
     	if ($object->fetch($socid))
     	{
-    		require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    		require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     		$langs->load("other");
     		$upload_dir = $conf->societe->dir_output;
@@ -1679,7 +1679,7 @@ else
         // Default language
         if ($conf->global->MAIN_MULTILANGS)
         {
-            require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
             print '<tr><td>'.$langs->trans("DefaultLang").'</td><td colspan="3">';
             //$s=picto_from_langcode($object->default_lang);
             //print ($s?$s.' ':'');
diff --git a/htdocs/societe/societe.php b/htdocs/societe/societe.php
index 3743efe1264..c97a9291a76 100644
--- a/htdocs/societe/societe.php
+++ b/htdocs/societe/societe.php
@@ -23,9 +23,9 @@
  *	\brief      Page to show a third party
  */
 
-require_once("../main.inc.php");
+require_once '../main.inc.php';
 include_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formother.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
 $langs->load("companies");
 $langs->load("customers");
diff --git a/htdocs/support/inc.php b/htdocs/support/inc.php
index 9ab29182ae6..2e009b3fd18 100644
--- a/htdocs/support/inc.php
+++ b/htdocs/support/inc.php
@@ -26,7 +26,7 @@
 
 // Just to define version DOL_VERSION
 if (! defined('DOL_INC_FOR_VERSION_ERROR')) define('DOL_INC_FOR_VERSION_ERROR','1');
-require_once('../filefunc.inc.php');
+require_once '../filefunc.inc.php';
 
 // Define DOL_DOCUMENT_ROOT and ADODB_PATH used for install/upgrade process
 if (! defined('DOL_DOCUMENT_ROOT'))	    define('DOL_DOCUMENT_ROOT', '..');
@@ -37,11 +37,11 @@ if (! defined('ADODB_PATH'))
     define('ADODB_PATH', $foundpath);
 }
 
-require_once(DOL_DOCUMENT_ROOT.'/core/class/translate.class.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
-require_once(ADODB_PATH.'adodb-time.inc.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/translate.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+require_once ADODB_PATH.'adodb-time.inc.php';
 
 // Avoid warnings with strict mode E_STRICT
 $conf = new stdClass(); // instantiate $conf explicitely
diff --git a/htdocs/theme/amarok/style.css.php b/htdocs/theme/amarok/style.css.php
index 82be342dd0d..86f84f2e5a9 100644
--- a/htdocs/theme/amarok/style.css.php
+++ b/htdocs/theme/amarok/style.css.php
@@ -34,8 +34,8 @@ if (! defined('NOREQUIREAJAX'))   define('NOREQUIREAJAX','1');
 
 session_cache_limiter(FALSE);
 
-require_once("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions.lib.php");
+require_once '../../main.inc.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions.lib.php';
 
 // Define css type
 header('Content-type: text/css');
diff --git a/htdocs/theme/auguria/style.css.php b/htdocs/theme/auguria/style.css.php
index b7340ef3e2b..08ad8196e2c 100644
--- a/htdocs/theme/auguria/style.css.php
+++ b/htdocs/theme/auguria/style.css.php
@@ -35,7 +35,7 @@ if (! defined('NOREQUIREAJAX'))   define('NOREQUIREAJAX','1');
 
 session_cache_limiter(FALSE);
 
-require_once("../../main.inc.php");
+require_once '../../main.inc.php';
 
 // Define css type
 header('Content-type: text/css');
diff --git a/htdocs/theme/bureau2crea/style.css.php b/htdocs/theme/bureau2crea/style.css.php
index d8ab2f33920..f9bedda10f8 100644
--- a/htdocs/theme/bureau2crea/style.css.php
+++ b/htdocs/theme/bureau2crea/style.css.php
@@ -36,7 +36,7 @@ if (! defined('NOREQUIREHTML'))   define('NOREQUIREHTML',1);
 if (! defined('NOREQUIREAJAX'))   define('NOREQUIREAJAX','1');
 
 
-require_once("../../main.inc.php");
+require_once '../../main.inc.php';
 
 // Define css type
 header('Content-type: text/css');
diff --git a/htdocs/theme/cameleo/style.css.php b/htdocs/theme/cameleo/style.css.php
index 78121b403c0..1501cfe8899 100644
--- a/htdocs/theme/cameleo/style.css.php
+++ b/htdocs/theme/cameleo/style.css.php
@@ -37,7 +37,7 @@ if (! defined('NOREQUIREAJAX'))   define('NOREQUIREAJAX','1');
 
 session_cache_limiter(FALSE);
 
-require_once("../../main.inc.php");
+require_once '../../main.inc.php';
 
 // Define css type
 header('Content-type: text/css');
diff --git a/htdocs/theme/eldy/style.css.php b/htdocs/theme/eldy/style.css.php
index b8470e3c090..55e8fba102c 100644
--- a/htdocs/theme/eldy/style.css.php
+++ b/htdocs/theme/eldy/style.css.php
@@ -36,7 +36,7 @@ if (! defined('NOREQUIREAJAX'))   define('NOREQUIREAJAX','1');
 
 session_cache_limiter(FALSE);
 
-require_once("../../main.inc.php");
+require_once '../../main.inc.php';
 
 // Load user to have $user->conf loaded (not done into main because of NOLOGIN constant defined)
 if (empty($user->id) && ! empty($_SESSION['dol_login'])) $user->fetch('',$_SESSION['dol_login']);
diff --git a/htdocs/theme/phones/smartphone/theme/default/default.css.php b/htdocs/theme/phones/smartphone/theme/default/default.css.php
index b12da962a76..6f8b273cf67 100644
--- a/htdocs/theme/phones/smartphone/theme/default/default.css.php
+++ b/htdocs/theme/phones/smartphone/theme/default/default.css.php
@@ -33,7 +33,7 @@ if (! defined('NOREQUIREAJAX'))   define('NOREQUIREAJAX','1');
 
 session_cache_limiter(FALSE);
 
-require_once("../../../../../main.inc.php");
+require_once '../../../../../main.inc.php';
 
 // Define css type
 header('Content-type: text/css');
diff --git a/htdocs/user/class/user.class.php b/htdocs/user/class/user.class.php
index a80f9a0223c..aa731277302 100644
--- a/htdocs/user/class/user.class.php
+++ b/htdocs/user/class/user.class.php
@@ -28,7 +28,7 @@
  *  \ingroup	core
  */
 
-require_once(DOL_DOCUMENT_ROOT ."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT .'/core/class/commonobject.class.php';
 
 
 /**
@@ -803,7 +803,7 @@ class User extends CommonObject
 
 					if (! empty($conf->global->STOCK_USERSTOCK_AUTOCREATE))
 					{
-						require_once(DOL_DOCUMENT_ROOT."/product/stock/class/entrepot.class.php");
+						require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';
 						$langs->load("stocks");
 						$entrepot = new Entrepot($this->db);
 						$entrepot->libelle = $langs->trans("PersonalStock",$this->getFullName($langs));
@@ -1136,7 +1136,7 @@ class User extends CommonObject
 			{
 				if ($this->fk_member > 0 && ! $nosyncmember)
 				{
-					require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
+					require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
 
 					// This user is linked with a member, so we also update members informations
 					// if this is an update.
@@ -1256,7 +1256,7 @@ class User extends CommonObject
 	function setPassword($user, $password='', $changelater=0, $notrigger=0, $nosyncmember=0)
 	{
 		global $conf, $langs;
-		require_once(DOL_DOCUMENT_ROOT ."/core/lib/security2.lib.php");
+		require_once DOL_DOCUMENT_ROOT .'/core/lib/security2.lib.php';
 
 		$error=0;
 
@@ -1301,7 +1301,7 @@ class User extends CommonObject
 
 					if ($this->fk_member && ! $nosyncmember)
 					{
-						require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
+						require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
 
 						// This user is linked with a member, so we also update members informations
 						// if this is an update.
@@ -1386,7 +1386,7 @@ class User extends CommonObject
 		global $conf,$langs;
 		global $dolibarr_main_url_root;
 
-		require_once DOL_DOCUMENT_ROOT."/core/class/CMailFile.class.php";
+		require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
 
 		$subject = $langs->trans("SubjectNewPassword");
 		$msgishtml=0;
diff --git a/htdocs/user/class/usergroup.class.php b/htdocs/user/class/usergroup.class.php
index b6506045c1d..573575652a0 100644
--- a/htdocs/user/class/usergroup.class.php
+++ b/htdocs/user/class/usergroup.class.php
@@ -22,7 +22,7 @@
  *	 \brief      File of class to manage user groups
  */
 
-require_once(DOL_DOCUMENT_ROOT."/core/class/commonobject.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
 if (! empty($conf->ldap->enabled)) require_once (DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
 
 
diff --git a/htdocs/user/clicktodial.php b/htdocs/user/clicktodial.php
index bac1632013e..6efaa0b58eb 100644
--- a/htdocs/user/clicktodial.php
+++ b/htdocs/user/clicktodial.php
@@ -23,7 +23,7 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/usergroups.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
 
 $langs->load("users");
 $langs->load("admin");
diff --git a/htdocs/user/fiche.php b/htdocs/user/fiche.php
index 94b879c0ca7..f5602894c65 100644
--- a/htdocs/user/fiche.php
+++ b/htdocs/user/fiche.php
@@ -27,13 +27,13 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/usergroup.class.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/images.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/usergroups.lib.php");
-if (! empty($conf->ldap->enabled)) require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-if (! empty($conf->adherent->enabled)) require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/usergroup.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
+if (! empty($conf->ldap->enabled)) require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
+if (! empty($conf->adherent->enabled)) require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent.class.php';
 if (! empty($conf->multicompany->enabled)) dol_include_once("/multicompany/class/actions_multicompany.class.php");
 
 $id			= GETPOST('id','int');
@@ -281,7 +281,7 @@ if (($action == 'addgroup' || $action == 'removegroup') && $caneditfield)
 
 if ($action == 'update' && ! $_POST["cancel"])
 {
-    require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
     if ($caneditfield)	// Case we can edit all field
     {
@@ -673,7 +673,7 @@ if (($action == 'create') || ($action == 'adduserldap'))
     $generated_password='';
     if (empty($ldap_sid))    // ldap_sid is for activedirectory
     {
-        require_once(DOL_DOCUMENT_ROOT."/core/lib/security2.lib.php");
+        require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
         $generated_password=getRandomPassword('');
     }
     $password=$generated_password;
@@ -831,7 +831,7 @@ if (($action == 'create') || ($action == 'adduserldap'))
     print '<tr><td valign="top">';
     print $langs->trans("Note");
     print '</td><td>';
-    require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
     $doleditor=new DolEditor('note','','',180,'dolibarr_notes','',false,true,$conf->global->FCKEDITOR_ENABLE_SOCIETE,ROWS_4,90);
     $doleditor->Create();
     print "</td></tr>\n";
diff --git a/htdocs/user/group/fiche.php b/htdocs/user/group/fiche.php
index 85746ce537d..b370c8b5d79 100644
--- a/htdocs/user/group/fiche.php
+++ b/htdocs/user/group/fiche.php
@@ -24,8 +24,8 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/usergroup.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/usergroups.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/user/class/usergroup.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
 if(! empty($conf->multicompany->enabled)) dol_include_once("/multicompany/class/actions_multicompany.class.php");
 
 // Defini si peux lire/modifier utilisateurs et permisssions
@@ -240,7 +240,7 @@ if ($action == 'create')
 	}
 
     print "<tr>".'<td valign="top">'.$langs->trans("Note").'</td><td>';
-    require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+    require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
     $doleditor=new DolEditor('note','','',240,'dolibarr_notes','',false,true,$conf->global->FCKEDITOR_ENABLE_SOCIETE,ROWS_8,90);
     $doleditor->Create();
     print "</td></tr>\n";
@@ -498,7 +498,7 @@ else
 
             print '<tr><td width="25%" valign="top">'.$langs->trans("Note").'</td>';
             print '<td class="valeur">';
-            require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+            require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
             $doleditor=new DolEditor('note',$object->note,'',240,'dolibarr_notes','',true,false,$conf->global->FCKEDITOR_ENABLE_SOCIETE,ROWS_8,90);
             $doleditor->Create();
             print '</td>';
diff --git a/htdocs/user/group/ldap.php b/htdocs/user/group/ldap.php
index 5bfc3b6a9af..cd9f9f08283 100644
--- a/htdocs/user/group/ldap.php
+++ b/htdocs/user/group/ldap.php
@@ -23,11 +23,11 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/user/class/usergroup.class.php');
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/usergroups.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/user/class/usergroup.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ldap.lib.php';
 
 $langs->load("companies");
 $langs->load("ldap");
diff --git a/htdocs/user/group/perms.php b/htdocs/user/group/perms.php
index efc308b45d4..de53928eda8 100644
--- a/htdocs/user/group/perms.php
+++ b/htdocs/user/group/perms.php
@@ -25,9 +25,9 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/user/class/usergroup.class.php');
-require_once(DOL_DOCUMENT_ROOT."/core/lib/usergroups.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/user/class/usergroup.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 $langs->load("users");
 $langs->load("admin");
diff --git a/htdocs/user/info.php b/htdocs/user/info.php
index 64ca2fb6c81..aed9216cd2e 100644
--- a/htdocs/user/info.php
+++ b/htdocs/user/info.php
@@ -23,9 +23,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php');
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
 
 $langs->load("users");
 
diff --git a/htdocs/user/ldap.php b/htdocs/user/ldap.php
index 47dfb03d81a..b973251a30c 100644
--- a/htdocs/user/ldap.php
+++ b/htdocs/user/ldap.php
@@ -23,9 +23,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/usergroups.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ldap.lib.php';
 
 $langs->load("users");
 $langs->load("admin");
diff --git a/htdocs/user/logout.php b/htdocs/user/logout.php
index 572aea960e7..00721d20f5d 100644
--- a/htdocs/user/logout.php
+++ b/htdocs/user/logout.php
@@ -30,7 +30,7 @@ if (! defined('NOREQUIREAJAX'))  define('NOREQUIREAJAX','1');
 if (! defined('NOREQUIRESOC'))   define('NOREQUIRESOC','1');
 if (! defined('EVEN_IF_ONLY_LOGIN_ALLOWED'))  define('EVEN_IF_ONLY_LOGIN_ALLOWED','1');
 
-require_once("../main.inc.php");
+require_once '../main.inc.php';
 
 // This can happen only with a bookmark or forged url call.
 if (!empty($_SESSION["dol_authmode"]) && ($_SESSION["dol_authmode"] == 'forceuser'
diff --git a/htdocs/user/note.php b/htdocs/user/note.php
index 33ea1745b27..606196d4265 100644
--- a/htdocs/user/note.php
+++ b/htdocs/user/note.php
@@ -24,8 +24,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php');
-require_once(DOL_DOCUMENT_ROOT.'/user/class/user.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
 
 $id = GETPOST('id','int');
 $action = GETPOST('action');
@@ -119,7 +119,7 @@ if ($id)
 		print "<input type=\"hidden\" name=\"action\" value=\"update\">";
 		print "<input type=\"hidden\" name=\"id\" value=\"".$fuser->id."\">";
 	    // Editeur wysiwyg
-		require_once(DOL_DOCUMENT_ROOT."/core/class/doleditor.class.php");
+		require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
 		$doleditor=new DolEditor('note',$fuser->note,'',280,'dolibarr_notes','In',true,false,$conf->global->FCKEDITOR_ENABLE_SOCIETE,10,80);
 		$doleditor->Create();
 	}
diff --git a/htdocs/user/param_ihm.php b/htdocs/user/param_ihm.php
index d88f90446ab..dbd4f300380 100644
--- a/htdocs/user/param_ihm.php
+++ b/htdocs/user/param_ihm.php
@@ -22,9 +22,9 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/usergroups.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formadmin.class.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formadmin.class.php';
 
 $langs->load("companies");
 $langs->load("products");
diff --git a/htdocs/user/passwordforgotten.php b/htdocs/user/passwordforgotten.php
index 2ed1576328f..fd3bf89f564 100644
--- a/htdocs/user/passwordforgotten.php
+++ b/htdocs/user/passwordforgotten.php
@@ -25,9 +25,9 @@
 define("NOLOGIN",1);	// This means this output page does not require to be logged.
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/usergroups.lib.php");
-if ($conf->ldap->enabled) require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
+if ($conf->ldap->enabled) require_once DOL_DOCUMENT_ROOT.'/core/class/ldap.class.php';
 
 $langs->load("errors");
 $langs->load("users");
diff --git a/htdocs/user/perms.php b/htdocs/user/perms.php
index 1c304ded7a9..04f089029b3 100644
--- a/htdocs/user/perms.php
+++ b/htdocs/user/perms.php
@@ -25,8 +25,8 @@
  */
 
 require("../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/usergroups.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 $langs->load("users");
 $langs->load("admin");
diff --git a/htdocs/viewimage.php b/htdocs/viewimage.php
index 92bda6a4b00..7b32ad84c94 100644
--- a/htdocs/viewimage.php
+++ b/htdocs/viewimage.php
@@ -45,7 +45,7 @@ if ((isset($_GET["modulepart"]) && $_GET["modulepart"] == 'companylogo') && ! de
 function llxHeader() { }
 
 require("./main.inc.php");
-require_once(DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php');
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
 
 $action=GETPOST('action','alpha');
diff --git a/htdocs/webservices/admin/webservices.php b/htdocs/webservices/admin/webservices.php
index 8e5370df465..6f2112a5071 100644
--- a/htdocs/webservices/admin/webservices.php
+++ b/htdocs/webservices/admin/webservices.php
@@ -24,7 +24,7 @@
  */
 
 require("../../main.inc.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/webservices/demo_wsclient_invoice.php b/htdocs/webservices/demo_wsclient_invoice.php
index 17c76af2081..e0287870666 100755
--- a/htdocs/webservices/demo_wsclient_invoice.php
+++ b/htdocs/webservices/demo_wsclient_invoice.php
@@ -23,8 +23,8 @@
 // This is to make Dolibarr working with Plesk
 set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
-require_once("../master.inc.php");
-require_once(NUSOAP_PATH.'/nusoap.php');		// Include SOAP
+require_once '../master.inc.php';
+require_once NUSOAP_PATH.'/nusoap.php';		// Include SOAP
 
 $WS_DOL_URL = DOL_MAIN_URL_ROOT.'/webservices/server_invoice.php';
 //$WS_DOL_URL = 'http://localhost:8080/';	// To test with Soapui mock. If not a page, should end with /
diff --git a/htdocs/webservices/demo_wsclient_other.php b/htdocs/webservices/demo_wsclient_other.php
index 713d6741972..21ef7d966e7 100755
--- a/htdocs/webservices/demo_wsclient_other.php
+++ b/htdocs/webservices/demo_wsclient_other.php
@@ -23,8 +23,8 @@
 // This is to make Dolibarr working with Plesk
 set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
-require_once("../master.inc.php");
-require_once(NUSOAP_PATH.'/nusoap.php');		// Include SOAP
+require_once '../master.inc.php';
+require_once NUSOAP_PATH.'/nusoap.php';		// Include SOAP
 
 $WS_DOL_URL = DOL_MAIN_URL_ROOT.'/webservices/server_other.php';
 //$WS_DOL_URL = 'http://localhost:8080/';	// If not a page, should end with /
diff --git a/htdocs/webservices/demo_wsclient_productorservice.php b/htdocs/webservices/demo_wsclient_productorservice.php
index 0bbd0f00393..aa0f1a31ea5 100755
--- a/htdocs/webservices/demo_wsclient_productorservice.php
+++ b/htdocs/webservices/demo_wsclient_productorservice.php
@@ -23,8 +23,8 @@
 // This is to make Dolibarr working with Plesk
 set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
-require_once("../master.inc.php");
-require_once(NUSOAP_PATH.'/nusoap.php');		// Include SOAP
+require_once '../master.inc.php';
+require_once NUSOAP_PATH.'/nusoap.php';		// Include SOAP
 
 $WS_DOL_URL = DOL_MAIN_URL_ROOT.'/webservices/server_productorservice.php';
 //$WS_DOL_URL = 'http://localhost:8080/';	// To test with Soapui mock. If not a page, should end with /
diff --git a/htdocs/webservices/demo_wsclient_thirdparty.php b/htdocs/webservices/demo_wsclient_thirdparty.php
index 96f78df4d1d..519d417edb3 100755
--- a/htdocs/webservices/demo_wsclient_thirdparty.php
+++ b/htdocs/webservices/demo_wsclient_thirdparty.php
@@ -23,8 +23,8 @@
 // This is to make Dolibarr working with Plesk
 set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
-require_once("../master.inc.php");
-require_once(NUSOAP_PATH.'/nusoap.php');		// Include SOAP
+require_once '../master.inc.php';
+require_once NUSOAP_PATH.'/nusoap.php';		// Include SOAP
 
 $WS_DOL_URL = DOL_MAIN_URL_ROOT.'/webservices/server_thirdparty.php';
 //$WS_DOL_URL = 'http://localhost:8080/';	// If not a page, should end with /
diff --git a/htdocs/webservices/index.php b/htdocs/webservices/index.php
index 7651cc190bf..a448425ac26 100644
--- a/htdocs/webservices/index.php
+++ b/htdocs/webservices/index.php
@@ -24,9 +24,9 @@
 // This is to make Dolibarr working with Plesk
 set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
-require_once("../master.inc.php");
-require_once(NUSOAP_PATH.'/nusoap.php');		// Include SOAP
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
+require_once '../master.inc.php';
+require_once NUSOAP_PATH.'/nusoap.php';		// Include SOAP
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
 
 $langs->load("admin");
 
diff --git a/htdocs/webservices/server_invoice.php b/htdocs/webservices/server_invoice.php
index 1cc04f3c1a7..d34749b745d 100755
--- a/htdocs/webservices/server_invoice.php
+++ b/htdocs/webservices/server_invoice.php
@@ -23,13 +23,13 @@
 // This is to make Dolibarr working with Plesk
 set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
-require_once("../master.inc.php");
-require_once(NUSOAP_PATH.'/nusoap.php');		// Include SOAP
-require_once(DOL_DOCUMENT_ROOT."/core/lib/date.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ws.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
+require_once '../master.inc.php';
+require_once NUSOAP_PATH.'/nusoap.php';		// Include SOAP
+require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ws.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
 
-require_once(DOL_DOCUMENT_ROOT."/compta/facture/class/facture.class.php");
+require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 
 dol_syslog("Call Dolibarr webservices interfaces");
diff --git a/htdocs/webservices/server_other.php b/htdocs/webservices/server_other.php
index e3f0402bbf1..93795ff2d58 100644
--- a/htdocs/webservices/server_other.php
+++ b/htdocs/webservices/server_other.php
@@ -23,12 +23,12 @@
 // This is to make Dolibarr working with Plesk
 set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
-require_once("../master.inc.php");
-require_once(NUSOAP_PATH.'/nusoap.php');        // Include SOAP
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ws.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
+require_once '../master.inc.php';
+require_once NUSOAP_PATH.'/nusoap.php';        // Include SOAP
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ws.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
 
-require_once(DOL_DOCUMENT_ROOT."/core/lib/functions2.lib.php");
+require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 
 dol_syslog("Call Dolibarr webservices interfaces");
diff --git a/htdocs/webservices/server_productorservice.php b/htdocs/webservices/server_productorservice.php
index d7d062126d0..084ccba9c3d 100755
--- a/htdocs/webservices/server_productorservice.php
+++ b/htdocs/webservices/server_productorservice.php
@@ -23,12 +23,12 @@
 // This is to make Dolibarr working with Plesk
 set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
-require_once("../master.inc.php");
-require_once(NUSOAP_PATH.'/nusoap.php');        // Include SOAP
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ws.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
+require_once '../master.inc.php';
+require_once NUSOAP_PATH.'/nusoap.php';        // Include SOAP
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ws.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
 
-require_once(DOL_DOCUMENT_ROOT."/product/class/product.class.php");
+require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
 
 dol_syslog("Call Dolibarr webservices interfaces");
diff --git a/htdocs/webservices/server_supplier_invoice.php b/htdocs/webservices/server_supplier_invoice.php
index 304c5bfd598..35e4cf00e13 100755
--- a/htdocs/webservices/server_supplier_invoice.php
+++ b/htdocs/webservices/server_supplier_invoice.php
@@ -23,12 +23,12 @@
 // This is to make Dolibarr working with Plesk
 set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
-require_once("../master.inc.php");
-require_once(NUSOAP_PATH.'/nusoap.php');        // Include SOAP
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ws.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
+require_once '../master.inc.php';
+require_once NUSOAP_PATH.'/nusoap.php';        // Include SOAP
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ws.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
 
-require_once(DOL_DOCUMENT_ROOT."/fourn/class/fournisseur.facture.class.php");
+require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
 
 
 dol_syslog("Call Dolibarr webservices interfaces");
diff --git a/htdocs/webservices/server_thirdparty.php b/htdocs/webservices/server_thirdparty.php
index d140a7ef31b..1755b6ae0c6 100755
--- a/htdocs/webservices/server_thirdparty.php
+++ b/htdocs/webservices/server_thirdparty.php
@@ -23,12 +23,12 @@
 // This is to make Dolibarr working with Plesk
 set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
-require_once("../master.inc.php");
-require_once(NUSOAP_PATH.'/nusoap.php');        // Include SOAP
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ws.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
+require_once '../master.inc.php';
+require_once NUSOAP_PATH.'/nusoap.php';        // Include SOAP
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ws.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
 
-require_once(DOL_DOCUMENT_ROOT."/societe/class/societe.class.php");
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
 
 
 dol_syslog("Call Dolibarr webservices interfaces");
diff --git a/htdocs/webservices/server_user.php b/htdocs/webservices/server_user.php
index 8a43026b983..2ad6d9acb45 100644
--- a/htdocs/webservices/server_user.php
+++ b/htdocs/webservices/server_user.php
@@ -24,10 +24,10 @@
 // This is to make Dolibarr working with Plesk
 set_include_path($_SERVER['DOCUMENT_ROOT'].'/htdocs');
 
-require_once("../master.inc.php");
-require_once(NUSOAP_PATH.'/nusoap.php');		// Include SOAP
-require_once(DOL_DOCUMENT_ROOT."/core/lib/ws.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
+require_once '../master.inc.php';
+require_once NUSOAP_PATH.'/nusoap.php';		// Include SOAP
+require_once DOL_DOCUMENT_ROOT.'/core/lib/ws.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/user/class/user.class.php';
 
 
 dol_syslog("Call User webservices interfaces");