diff --git a/htdocs/admin/ldap.php b/htdocs/admin/ldap.php
index 18399894ad0..26f0c28172f 100644
--- a/htdocs/admin/ldap.php
+++ b/htdocs/admin/ldap.php
@@ -255,11 +255,13 @@ print '<td colspan="3">'.$langs->trans("ForANonAnonymousAccess").'</td>';
 print "</tr>\n";
 
 // DNAdmin
+print '<!-- LDAP_ADMIN_DN -->';
 print '<tr class="oddeven"><td>'.$langs->trans("LDAPAdminDn").'</td><td>';
 print '<input size="25" type="text" name="admin" value="'.$conf->global->LDAP_ADMIN_DN.'">';
 print '</td><td>'.$langs->trans("LDAPAdminDnExample").'</td></tr>';
 
 // Pass
+print '<!-- LDAP_ADMIN_PASS -->';
 print '<tr class="oddeven"><td>'.$langs->trans("LDAPPassword").'</td><td>';
 if (!empty($conf->global->LDAP_ADMIN_PASS)) {
 	print '<input size="25" type="password" name="pass" value="'.$conf->global->LDAP_ADMIN_PASS.'">'; // je le met en visible pour test
diff --git a/htdocs/admin/ldap_contacts.php b/htdocs/admin/ldap_contacts.php
index d21c95405a2..4fb58898a07 100644
--- a/htdocs/admin/ldap_contacts.php
+++ b/htdocs/admin/ldap_contacts.php
@@ -155,14 +155,16 @@ print '<td colspan="4">'.$langs->trans("LDAPSynchronizeContacts").'</td>';
 print "</tr>\n";
 
 // DN Pour les contacts
-print '<tr class="oddeven"><td width="25%"><span class="fieldrequired">'.$langs->trans("LDAPContactDn").'</span></td><td>';
+print '<!-- LDAP_CONTACT_DN -->';
+print '<tr class="oddeven"><td><span class="fieldrequired">'.$langs->trans("LDAPContactDn").'</span></td><td>';
 print '<input size="48" type="text" name="contactdn" value="'.$conf->global->LDAP_CONTACT_DN.'">';
 print '</td><td>'.$langs->trans("LDAPContactDnExample").'</td>';
 print '<td>&nbsp;</td>';
 print '</tr>';
 
 // List of object class used to define attributes in structure
-print '<tr class="oddeven"><td width="25%"><span class="fieldrequired">'.$langs->trans("LDAPContactObjectClassList").'</span></td><td>';
+print '<!-- LDAP_CONTACT_OBJECT_CLASS -->';
+print '<tr class="oddeven"><td><span class="fieldrequired">'.$langs->trans("LDAPContactObjectClassList").'</span></td><td>';
 print '<input size="48" type="text" name="objectclass" value="'.$conf->global->LDAP_CONTACT_OBJECT_CLASS.'">';
 print '</td><td>'.$langs->trans("LDAPContactObjectClassListExample").'</td>';
 print '<td>&nbsp;</td>';
@@ -173,7 +175,7 @@ print '<br>';
 print '<table class="noborder centpercent">';
 
 print '<tr class="liste_titre">';
-print '<td width="25%">'.$langs->trans("LDAPDolibarrMapping").'</td>';
+print '<td>'.$langs->trans("LDAPDolibarrMapping").'</td>';
 print '<td colspan="2">'.$langs->trans("LDAPLdapMapping").'</td>';
 print '<td class="right">'.$langs->trans("LDAPNamingAttribute").'</td>';
 print "</tr>\n";
diff --git a/htdocs/admin/ldap_groups.php b/htdocs/admin/ldap_groups.php
index 13532474681..19d24ecd5db 100644
--- a/htdocs/admin/ldap_groups.php
+++ b/htdocs/admin/ldap_groups.php
@@ -99,6 +99,8 @@ if ($action == 'setvalue' && $user->admin) {
  * View
  */
 
+$form = new Form($db);
+
 llxHeader('', $langs->trans("LDAPSetup"), 'EN:Module_LDAP_En|FR:Module_LDAP|ES:M&oacute;dulo_LDAP');
 $linkback = '<a href="'.DOL_URL_ROOT.'/admin/modules.php?restore_lastsearch_values=1">'.$langs->trans("BackToModuleList").'</a>';
 
@@ -121,8 +123,6 @@ print '<br>';
 print '<form method="post" action="'.$_SERVER["PHP_SELF"].'?action=setvalue">';
 print '<input type="hidden" name="token" value="'.newToken().'">';
 
-$form = new Form($db);
-
 print '<table class="noborder centpercent">';
 
 print '<tr class="liste_titre">';
@@ -130,20 +130,23 @@ print '<td colspan="4">'.$langs->trans("LDAPSynchronizeGroups").'</td>';
 print "</tr>\n";
 
 // DN pour les groupes
-print '<tr class="oddeven"><td width="25%"><span class="fieldrequired">'.$langs->trans("LDAPGroupDn").'</span></td><td>';
+print '<!-- LDAP_GROUP_DN -->';
+print '<tr class="oddeven"><td><span class="fieldrequired">'.$langs->trans("LDAPGroupDn").'</span></td><td>';
 print '<input size="48" type="text" name="group" value="'.$conf->global->LDAP_GROUP_DN.'">';
 print '</td><td>'.$langs->trans("LDAPGroupDnExample").'</td>';
 print '<td>&nbsp;</td>';
 print '</tr>';
 
 // List of object class used to define attributes in structure
-print '<tr class="oddeven"><td width="25%"><span class="fieldrequired">'.$langs->trans("LDAPGroupObjectClassList").'</span></td><td>';
+print '<!-- LDAP_GROUP_OBJECT_CLASS -->';
+print '<tr class="oddeven"><td><span class="fieldrequired">'.$langs->trans("LDAPGroupObjectClassList").'</span></td><td>';
 print '<input size="48" type="text" name="objectclass" value="'.$conf->global->LDAP_GROUP_OBJECT_CLASS.'">';
 print '</td><td>'.$langs->trans("LDAPGroupObjectClassListExample").'</td>';
 print '<td>&nbsp;</td>';
 print '</tr>';
 
 // Filter, used to filter search
+print '<!-- LDAP_GROUP_FILTER -->';
 print '<tr class="oddeven"><td>'.$langs->trans("LDAPFilterConnection").'</td><td>';
 print '<input size="48" type="text" name="filter" value="'.$conf->global->LDAP_GROUP_FILTER.'">';
 print '</td><td>'.$langs->trans("LDAPGroupFilterExample").'</td>';
@@ -151,11 +154,13 @@ print '<td></td>';
 print '</tr>';
 
 print '</table>';
+
 print '<br>';
+
 print '<table class="noborder centpercent">';
 
 print '<tr class="liste_titre">';
-print '<td width="25%">'.$langs->trans("LDAPDolibarrMapping").'</td>';
+print '<td>'.$langs->trans("LDAPDolibarrMapping").'</td>';
 print '<td colspan="2">'.$langs->trans("LDAPLdapMapping").'</td>';
 print '<td class="right">'.$langs->trans("LDAPNamingAttribute").'</td>';
 print "</tr>\n";
diff --git a/htdocs/admin/ldap_members.php b/htdocs/admin/ldap_members.php
index d64628516ca..ab1af5fcf16 100644
--- a/htdocs/admin/ldap_members.php
+++ b/htdocs/admin/ldap_members.php
@@ -200,20 +200,23 @@ print '<td colspan="4">'.$langs->trans("LDAPSynchronizeMembers").'</td>';
 print "</tr>\n";
 
 // DN Pour les adherents
-print '<tr class="oddeven"><td width="25%"><span class="fieldrequired">'.$langs->trans("LDAPMemberDn").'</span></td><td>';
+print '<!-- LDAP_MEMBER_DN -->';
+print '<tr class="oddeven"><td><span class="fieldrequired">'.$langs->trans("LDAPMemberDn").'</span></td><td>';
 print '<input size="48" type="text" name="user" value="'.$conf->global->LDAP_MEMBER_DN.'">';
 print '</td><td>'.$langs->trans("LDAPMemberDnExample").'</td>';
 print '<td>&nbsp;</td>';
 print '</tr>';
 
 // List of object class used to define attributes in structure
-print '<tr class="oddeven"><td width="25%"><span class="fieldrequired">'.$langs->trans("LDAPMemberObjectClassList").'</span></td><td>';
+print '<!-- LDAP_MEMBER_OBJECT_CLASS -->';
+print '<tr class="oddeven"><td><span class="fieldrequired">'.$langs->trans("LDAPMemberObjectClassList").'</span></td><td>';
 print '<input size="48" type="text" name="objectclass" value="'.$conf->global->LDAP_MEMBER_OBJECT_CLASS.'">';
 print '</td><td>'.$langs->trans("LDAPMemberObjectClassListExample").'</td>';
 print '<td>&nbsp;</td>';
 print '</tr>';
 
 // Filter, used to filter search
+print '<!-- LDAP_MEMBER_FILTER -->';
 print '<tr class="oddeven"><td>'.$langs->trans("LDAPFilterConnection").'</td><td>';
 print '<input size="48" type="text" name="filterconnection" value="'.$conf->global->LDAP_MEMBER_FILTER.'">';
 print '</td><td>'.$langs->trans("LDAPFilterConnectionExample").'</td>';
@@ -225,7 +228,7 @@ print '<br>';
 print '<table class="noborder centpercent">';
 
 print '<tr class="liste_titre">';
-print '<td width="25%">'.$langs->trans("LDAPDolibarrMapping").'</td>';
+print '<td>'.$langs->trans("LDAPDolibarrMapping").'</td>';
 print '<td colspan="2">'.$langs->trans("LDAPLdapMapping").'</td>';
 print '<td class="right">'.$langs->trans("LDAPNamingAttribute").'</td>';
 print "</tr>\n";
diff --git a/htdocs/admin/ldap_members_types.php b/htdocs/admin/ldap_members_types.php
index 75ed864ecf0..ae4a1794f35 100644
--- a/htdocs/admin/ldap_members_types.php
+++ b/htdocs/admin/ldap_members_types.php
@@ -124,25 +124,29 @@ print '<td colspan="4">'.$langs->trans("LDAPSynchronizeMembersTypes").'</td>';
 print "</tr>\n";
 
 // DN pour les types de membres
-print '<tr class="oddeven"><td width="25%"><span class="fieldrequired">'.$langs->trans("LDAPMemberTypeDn").'</span></td><td>';
+print '<!-- LDAP_MEMBER_TYPE_DN -->';
+print '<tr class="oddeven"><td><span class="fieldrequired">'.$langs->trans("LDAPMemberTypeDn").'</span></td><td>';
 print '<input size="48" type="text" name="membertype" value="'.$conf->global->LDAP_MEMBER_TYPE_DN.'">';
 print '</td><td>'.$langs->trans("LDAPMemberTypepDnExample").'</td>';
 print '<td>&nbsp;</td>';
 print '</tr>';
 
 // List of object class used to define attributes in structure
-print '<tr class="oddeven"><td width="25%"><span class="fieldrequired">'.$langs->trans("LDAPMemberTypeObjectClassList").'</span></td><td>';
+print '<!-- LDAP_MEMBER_TYPE_OBJECT_CLASS -->';
+print '<tr class="oddeven"><td><span class="fieldrequired">'.$langs->trans("LDAPMemberTypeObjectClassList").'</span></td><td>';
 print '<input size="48" type="text" name="objectclass" value="'.$conf->global->LDAP_MEMBER_TYPE_OBJECT_CLASS.'">';
 print '</td><td>'.$langs->trans("LDAPMemberTypeObjectClassListExample").'</td>';
 print '<td>&nbsp;</td>';
 print '</tr>';
 
 print '</table>';
+
 print '<br>';
+
 print '<table class="noborder centpercent">';
 
 print '<tr class="liste_titre">';
-print '<td width="25%">'.$langs->trans("LDAPDolibarrMapping").'</td>';
+print '<td>'.$langs->trans("LDAPDolibarrMapping").'</td>';
 print '<td colspan="2">'.$langs->trans("LDAPLdapMapping").'</td>';
 print '<td class="right">'.$langs->trans("LDAPNamingAttribute").'</td>';
 print "</tr>\n";
diff --git a/htdocs/admin/ldap_users.php b/htdocs/admin/ldap_users.php
index 7e53eebc9ce..6e38eb2564e 100644
--- a/htdocs/admin/ldap_users.php
+++ b/htdocs/admin/ldap_users.php
@@ -190,20 +190,23 @@ print '<td colspan="4">'.$langs->trans("LDAPSynchronizeUsers").'</td>';
 print "</tr>\n";
 
 // DN Pour les utilisateurs
-print '<tr class="oddeven"><td width="25%"><span class="fieldrequired">'.$langs->trans("LDAPUserDn").'</span></td><td>';
+print '<!-- LDAP_USER_DN -->';
+print '<tr class="oddeven"><td><span class="fieldrequired">'.$langs->trans("LDAPUserDn").'</span></td><td>';
 print '<input size="48" type="text" name="user" value="'.$conf->global->LDAP_USER_DN.'">';
 print '</td><td>'.$langs->trans("LDAPUserDnExample").'</td>';
 print '<td>&nbsp;</td>';
 print '</tr>';
 
 // List of object class used to define attributes in structure
-print '<tr class="oddeven"><td width="25%"><span class="fieldrequired">'.$langs->trans("LDAPUserObjectClassList").'</span></td><td>';
+print '<!-- LDAP_USER_OBJECT_CLASS -->';
+print '<tr class="oddeven"><td><span class="fieldrequired">'.$langs->trans("LDAPUserObjectClassList").'</span></td><td>';
 print '<input size="48" type="text" name="objectclass" value="'.$conf->global->LDAP_USER_OBJECT_CLASS.'">';
 print '</td><td>'.$langs->trans("LDAPUserObjectClassListExample").'</td>';
 print '<td>&nbsp;</td>';
 print '</tr>';
 
 // Filter, used to filter search
+print '<!-- LDAP_FILTER_CONNECTION -->';
 print '<tr class="oddeven"><td>'.$langs->trans("LDAPFilterConnection").'</td><td>';
 print '<input size="48" type="text" name="filterconnection" value="'.$conf->global->LDAP_FILTER_CONNECTION.'">';
 print '</td><td>'.$langs->trans("LDAPFilterConnectionExample").'</td>';
@@ -215,7 +218,7 @@ print '<br>';
 print '<table class="noborder centpercent">';
 
 print '<tr class="liste_titre">';
-print '<td width="25%">'.$langs->trans("LDAPDolibarrMapping").'</td>';
+print '<td>'.$langs->trans("LDAPDolibarrMapping").'</td>';
 print '<td colspan="2">'.$langs->trans("LDAPLdapMapping").'</td>';
 print '<td class="right">'.$langs->trans("LDAPNamingAttribute").'</td>';
 print "</tr>\n";
diff --git a/htdocs/core/class/ldap.class.php b/htdocs/core/class/ldap.class.php
index a578f08f3c1..78ac3e9c089 100644
--- a/htdocs/core/class/ldap.class.php
+++ b/htdocs/core/class/ldap.class.php
@@ -22,6 +22,10 @@
 /**
  *	\file 		htdocs/core/class/ldap.class.php
  *	\brief 		File of class to manage LDAP features
+ *
+ *  Note:
+ *  LDAP_ESCAPE_FILTER is to escape char  array('\\', '*', '(', ')', "\x00")
+ *  LDAP_ESCAPE_DN is to escape char  array('\\', ',', '=', '+', '<', '>', ';', '"', '#')
  */
 
 /**
@@ -132,6 +136,7 @@ class Ldap
 		$this->ldapProtocolVersion = $conf->global->LDAP_SERVER_PROTOCOLVERSION;
 		$this->dn                  = $conf->global->LDAP_SERVER_DN;
 		$this->serverType          = $conf->global->LDAP_SERVER_TYPE;
+
 		$this->domain              = $conf->global->LDAP_SERVER_DN;
 		$this->searchUser          = $conf->global->LDAP_ADMIN_DN;
 		$this->searchPassword      = $conf->global->LDAP_ADMIN_PASS;
diff --git a/htdocs/user/card.php b/htdocs/user/card.php
index 94ed01d2d1b..135e2072fdf 100644
--- a/htdocs/user/card.php
+++ b/htdocs/user/card.php
@@ -139,7 +139,7 @@ if ($reshook < 0) {
 
 if (empty($reshook)) {
 	if ($action == 'confirm_disable' && $confirm == "yes" && $candisableuser) {
-		if ($id <> $user->id) {		// A user can't disable itself
+		if ($id != $user->id) {		// A user can't disable itself
 			$object->fetch($id);
 			if ($object->admin && empty($user->admin)) {
 				// If user to delete is an admin user and if logged user is not admin, we deny the operation.
@@ -152,10 +152,11 @@ if (empty($reshook)) {
 			}
 		}
 	}
+
 	if ($action == 'confirm_enable' && $confirm == "yes" && $candisableuser) {
 		$error = 0;
 
-		if ($id <> $user->id) {
+		if ($id != $user->id) {
 			$object->fetch($id);
 
 			if (!empty($conf->file->main_limit_users)) {
@@ -175,7 +176,7 @@ if (empty($reshook)) {
 	}
 
 	if ($action == 'confirm_delete' && $confirm == "yes" && $candisableuser) {
-		if ($id <> $user->id) {
+		if ($id != $user->id) {
 			if (!GETPOSTISSET('token')) {
 				print 'Error, token required for this critical operation';
 				exit;