diff --git a/dev/skeletons/modMyModule.class.php b/dev/skeletons/modMyModule.class.php
index 29bfb516dd4..2438b6aaa21 100644
--- a/dev/skeletons/modMyModule.class.php
+++ b/dev/skeletons/modMyModule.class.php
@@ -146,7 +146,8 @@ class modMyModule extends DolibarrModules
 		//							'position'=>100,
 		//							'perms'=>'1',			// Use 'perms'=>'$user->rights->mymodule->level1->level2' if you want your menu with a permission rules
 		//							'target'=>'',
-		//							'user'=>2);				// 0=Menu for internal users, 1=external users, 2=both
+		//							'user'=>2,      // 0=Menu for internal users, 1=external users, 2=both
+		//							'constraint'=>'$conf->mymodule->enabled');			// Add constraint
 		// $r++;
 		//
 		// Example to declare a Left Menu entry:
diff --git a/htdocs/admin/menus/edit.php b/htdocs/admin/menus/edit.php
index d1938afa857..0a2b3d783c1 100644
--- a/htdocs/admin/menus/edit.php
+++ b/htdocs/admin/menus/edit.php
@@ -182,44 +182,35 @@ if (isset($_GET["action"]) && $_GET["action"] == 'add')
 
 if (isset($_GET["action"]) && $_GET["action"] == 'add_const')
 {	
-
-	if($_POST['type'] == 'prede')
+	$langs->load("errors");
+	$menu = new Menubase($db);
+	$result=$menu->addConstraint($_POST['menuId'], $_POST['constraint'], $_POST['type']);
+	if ($result > 0)
 	{
-		$sql = "INSERT INTO ".MAIN_DB_PREFIX."menu_const(fk_menu, fk_constraint) VALUES(".$_POST['menuId'].",".$_POST['constraint'].")";
+		$mesg='<div class="ok">'.$langs->trans("RecordModifiedSuccessfully").'</div>';
 	}
 	else
 	{
-	
-		$sql = "SELECT max(rowid) as maxId FROM ".MAIN_DB_PREFIX."menu_constraint";
-		$result = $db->query($sql);
-		$objc = $db->fetch_object($result);
-		$constraint = ($objc->maxId)  + 1;
-	
-		$sql = "INSERT INTO ".MAIN_DB_PREFIX."menu_constraint(rowid,action) VALUES(".$constraint.",'".$_POST['constraint']."')";
-		$db->query($sql);
-		
-		$sql = "INSERT INTO ".MAIN_DB_PREFIX."menu_const(fk_menu, fk_constraint) VALUES(".$_POST['menuId'].",".$constraint.")";
+		$mesg='<div class="error">'.$menu->error.'</div>';
 	}
 	
-	$db->query($sql);	
-	
 	header("location:edit.php?action=edit&menuId=".$_POST['menuId']);	
 	exit;	
 }
 
 if (isset($_GET["action"]) && $_GET["action"] == 'del_const')
 {	
-	$sql = "DELETE FROM ".MAIN_DB_PREFIX."menu_const WHERE fk_menu = ".$_GET['menuId']." AND fk_constraint = ".$_GET['constId'];
-	$db->query($sql);
-
-	$sql = "SELECT count(rowid) as countId FROM ".MAIN_DB_PREFIX."menu_const WHERE fk_constraint = ".$_GET['constId'];
-	$result = $db->query($sql);
-	$objc = $db->fetch_object($result);
-	if($objc->countId == 0)
+	$langs->load("errors");
+	$menu = new Menubase($db);
+	$result=$menu->delConstraint($_GET['menuId'], $_GET['constId']);
+	if ($result > 0)
 	{
-		$sql = "DELETE FROM ".MAIN_DB_PREFIX."menu_constraint WHERE rowid = ".$_GET['constId'];
-		$db->query($sql);
-	}	
+		$mesg='<div class="ok">'.$langs->trans("RecordModifiedSuccessfully").'</div>';
+	}
+	else
+	{
+		$mesg='<div class="error">'.$menu->error.'</div>';
+	}
 	
 	header("location:edit.php?action=edit&menuId=".$_GET['menuId']);
 	exit;
@@ -529,7 +520,7 @@ elseif (isset($_GET["action"]) && $_GET["action"] == 'edit')
 		// Ajout de contraintes predefinis
 		print '<form action="edit.php?action=add_const" method="post">';
 		print '<input type="hidden" name="menuId" value="'.$_GET['menuId'].'">';
-		print '<input type="hidden" name="type" value="prede">';
+		print '<input type="hidden" name="type" value="predefined">';
 
 		$var=!$var;
 		print '<tr '.$bc[$var].'>';
diff --git a/htdocs/core/menubase.class.php b/htdocs/core/menubase.class.php
index ef7fdfa8693..acf708ac724 100644
--- a/htdocs/core/menubase.class.php
+++ b/htdocs/core/menubase.class.php
@@ -660,6 +660,114 @@ class Menubase
 
 		return $tabMenu;
 	}
+	
+	/**
+	 *		\brief		Add constraint menu
+	 * 		\param		menuId				Menu id
+	 * 		\param		constraint		Value or id for constraint
+	 * 		\param		type					type of constraint
+	 * 		\return		int         	<0 if KO, >0 if OK
+	 */
+	function addConstraint($menuId, $constraint, $type='')
+	{
+		if($type == 'predefined')
+		{
+			$sql = "INSERT INTO ".MAIN_DB_PREFIX."menu_const(fk_menu, fk_constraint) VALUES(".$menuId.",".$constraint.")";
+		}
+		else
+		{
+			$sql = "SELECT rowid FROM ".MAIN_DB_PREFIX."menu_constraint";
+			$sql.= " WHERE action = '".$constraint."'";
+			$resSql = $this->db->query($sql);
+			if (! $resSql)
+			{
+				$this->error="Error ".$this->db->lasterror();
+				dol_syslog("Menubase::addConstraint::4 ".$this->error, LOG_ERR);
+				return -4;
+			}
+			$num = $this->db->num_rows($resSql);
+			if ($num)
+			{
+				$obj = $this->db->fetch_object($resSql);
+				$constraintId = $obj->rowid;
+			}
+			else
+			{
+				$sql = "SELECT max(rowid) as maxId FROM ".MAIN_DB_PREFIX."menu_constraint";
+				$resultId = $this->db->query($sql);
+				if (! $resultId)
+				{
+					$this->error="Error ".$this->db->lasterror();
+					dol_syslog("Menubase::addConstraint::3 ".$this->error, LOG_ERR);
+					return -3;
+				}
+				
+				$objc = $this->db->fetch_object($resultId);
+				$constraintId = ($objc->maxId) + 1;
+				
+				$sql = "INSERT INTO ".MAIN_DB_PREFIX."menu_constraint(rowid,action) VALUES(".$constraintId.",'".$constraint."')";
+				$result = $this->db->query($sql);
+				if (! $result)
+				{
+					$this->error="Error ".$this->db->lasterror();
+					dol_syslog("Menubase::addConstraint::2 sql = ".$sql." ".$this->error, LOG_ERR);
+					return -2;
+				}
+			}
+			
+			$sql = "INSERT INTO ".MAIN_DB_PREFIX."menu_const(fk_menu, fk_constraint) VALUES(".$menuId.",".$constraintId.")";
+		}
+		
+		$result = $this->db->query($sql);
+		if (! $result)
+		{
+			$this->error="Error ".$this->db->lasterror();
+			dol_syslog("Menubase::addConstraint::1 sql = ".$sql." ".$this->error, LOG_ERR);
+			return -1;
+		}
+		return 1;
+	}
+	
+  /**
+	 *		\brief		Delete constraint menu
+	 * 		\param		menuId				Menu id
+	 * 		\param		constId				Constraint id
+	 * 		\return		int         	<0 if KO, >0 if OK
+	 */
+	function delConstraint($menuId, $constId)
+	{
+		$sql = "DELETE FROM ".MAIN_DB_PREFIX."menu_const WHERE fk_menu = ".$menuId." AND fk_constraint = ".$constId;
+		$result = $this->db->query($sql);
+		if (! $result)
+		{
+			$this->error="Error ".$this->db->lasterror();
+			dol_syslog("Menubase::delConstraint::3 ".$this->error, LOG_ERR);
+			return -3;
+		}
+		
+		$sql = "SELECT count(rowid) as countId FROM ".MAIN_DB_PREFIX."menu_const WHERE fk_constraint = ".$constId;
+		$result = $this->db->query($sql);
+		if (! $result)
+		{
+			$this->error="Error ".$this->db->lasterror();
+			dol_syslog("Menubase::delConstraint::2 ".$this->error, LOG_ERR);
+			return -2;
+		}
+			
+		$objc = $this->db->fetch_object($result);
+		if($objc->countId == 0)
+		{
+			$sql = "DELETE FROM ".MAIN_DB_PREFIX."menu_constraint WHERE rowid = ".$constId;
+			$result = $this->db->query($sql);
+			if (! $result)
+			{
+				$this->error="Error ".$this->db->lasterror();
+				dol_syslog("Menubase::delConstraint::1 ".$this->error, LOG_ERR);
+				return -1;
+			}
+		}
+		return 1;
+	}
 
 }
 
diff --git a/htdocs/includes/modules/DolibarrModules.class.php b/htdocs/includes/modules/DolibarrModules.class.php
index 3e0b63d64fe..44d40b5fa18 100644
--- a/htdocs/includes/modules/DolibarrModules.class.php
+++ b/htdocs/includes/modules/DolibarrModules.class.php
@@ -873,11 +873,23 @@ class DolibarrModules
 			$menu->perms=$this->menu[$key]['perms'];
 			$menu->target=$this->menu[$key]['target'];
 			$menu->user=$this->menu[$key]['user'];
+			$menu->constraint=$this->menu[$key]['constraint'];
 			if (! $err)
 			{
 				$result=$menu->create($user);
 				if ($result > 0)
 				{
+					if ($menu->constraint)
+					{
+						$resultConstraint=$menu->addConstraint($result,$menu->constraint);
+						if ($resultConstraint < 0)
+						{
+							$this->error=$menu->error;
+							dol_syslog('DolibarrModules::addConstraint result='.$resultConstraint." ".$this->error, LOG_ERR);
+							$err++;
+							break;
+						}
+					}
 					$this->menu[$key]['rowid']=$result;
 				}
 				else
diff --git a/htdocs/includes/modules/modAgenda.class.php b/htdocs/includes/modules/modAgenda.class.php
index cb676c1100b..4bd2460118a 100644
--- a/htdocs/includes/modules/modAgenda.class.php
+++ b/htdocs/includes/modules/modAgenda.class.php
@@ -140,7 +140,18 @@ class modAgenda extends DolibarrModules
 		//------
 		$r=0;
 
-		$this->menu[$r]=array('fk_menu'=>0,'type'=>'top','titre'=>'Agenda','mainmenu'=>'agenda','leftmenu'=>'0','url'=>'/comm/action/index.php','langs'=>'commercial','position'=>100,'perms'=>'$user->rights->agenda->myactions->read','target'=>'','user'=>0);
+		$this->menu[$r]=array('fk_menu'=>0,
+													'type'=>'top',
+													'titre'=>'Agenda',
+													'mainmenu'=>'agenda',
+													'leftmenu'=>'0',
+													'url'=>'/comm/action/index.php',
+													'langs'=>'commercial',
+													'position'=>100,
+													'perms'=>'$user->rights->agenda->myactions->read',
+													'target'=>'',
+													'user'=>0,
+													'constraint'=>'$conf->agenda->enabled');
 		$r++;
 
 		// Exports
diff --git a/htdocs/includes/modules/modCashDesk.class.php b/htdocs/includes/modules/modCashDesk.class.php
index 9bb247c762c..936bd5e0f21 100644
--- a/htdocs/includes/modules/modCashDesk.class.php
+++ b/htdocs/includes/modules/modCashDesk.class.php
@@ -103,7 +103,8 @@ class modCashDesk extends DolibarrModules
 									'position'=>100,
 									'perms'=>1,		// Use 'perms'=>'1' if you want your menu with no permission rules
 									'target'=>'',
-									'user'=>0);				// 0=Menu for internal users, 1=external users, 2=both
+									'user'=>0,				// 0=Menu for internal users, 1=external users, 2=both
+									'constraint'=>'$conf->cashdesk->enabled');  //Constraint
 		$r++;
 		
 		// This is to declare a Left Menu entry:
diff --git a/htdocs/includes/modules/modECM.class.php b/htdocs/includes/modules/modECM.class.php
index 8301dfd5fe4..dadb820ff37 100644
--- a/htdocs/includes/modules/modECM.class.php
+++ b/htdocs/includes/modules/modECM.class.php
@@ -132,7 +132,8 @@ class modECM extends DolibarrModules
 							  'position'=>100,
 							  'perms'=>'$user->rights->ecm->download || $user->rights->ecm->upload || $user->rights->ecm->setup',
 							  'target'=>'',
-							  'user'=>0);
+							  'user'=>0,
+							  'constraint'=>'$conf->ecm->enabled');
 		$r++;
 
 		// Left menu linked to top menu
diff --git a/htdocs/includes/modules/modPhenix.class.php b/htdocs/includes/modules/modPhenix.class.php
index 32136bb1488..4272e36cf85 100644
--- a/htdocs/includes/modules/modPhenix.class.php
+++ b/htdocs/includes/modules/modPhenix.class.php
@@ -98,7 +98,18 @@ class modPhenix extends DolibarrModules
 		//------
 		$r=0;
 		
-		$this->menu[$r]=array('fk_menu'=>0,'type'=>'top','titre'=>'Calendar','mainmenu'=>'phenix','leftmenu'=>'1','url'=>'/phenix/phenix.php','langs'=>'other','position'=>100,'perms'=>'','target'=>'','user'=>0);
+		$this->menu[$r]=array('fk_menu'=>0,
+													'type'=>'top',
+													'titre'=>'Calendar',
+													'mainmenu'=>'phenix',
+													'leftmenu'=>'1',
+													'url'=>'/phenix/phenix.php',
+													'langs'=>'other',
+													'position'=>100,
+													'perms'=>'',
+													'target'=>'',
+													'user'=>0,
+													'constraint'=>'$conf->phenix->enabled');
 		$r++;
 	}