diff --git a/trunk/includes/class/class.LSformElement_xmpp.php b/trunk/includes/class/class.LSformElement_xmpp.php
index 387c9b8f..0adb8170 100644
--- a/trunk/includes/class/class.LSformElement_xmpp.php
+++ b/trunk/includes/class/class.LSformElement_xmpp.php
@@ -42,6 +42,16 @@ class LSformElement_xmpp extends LSformElement_text {
   );
   
   var $fieldTemplate = 'LSformElement_uri_field.tpl';
+  
+  function getDisplay() {
+    $GLOBALS['LSsession'] -> addHelpInfos (
+      'LSformElement_xmpp',
+      array(
+        'chat' => _("Dialoguer avec cette personne.")
+      )
+    );
+    return parent :: getDisplay($return);
+  }
 }
 
 ?>
diff --git a/trunk/includes/js/LSformElement_xmpp.js b/trunk/includes/js/LSformElement_xmpp.js
index 3b50cab4..84b6da1f 100644
--- a/trunk/includes/js/LSformElement_xmpp.js
+++ b/trunk/includes/js/LSformElement_xmpp.js
@@ -22,12 +22,12 @@ var LSformElement_xmpp = new Class({
       var btn = new Element('img');
       btn.setProperties({
         src:    varLSdefault.imagePath('xmpp.png'),
-        alt:    'Chat',
-        title:  'Chat'
+        alt:    'Chat'
       });
       btn.addClass('btn');
       btn.injectAfter(el);
       btn.addEvent('click',this.onBtnClick.bind(this,btn));
+      varLSdefault.addHelpInfo(btn,'LSformElement_xmpp','chat');
     },
     
     reinitialize: function(el) {