/**
  * Fonction native GLPI
  * @param CommonGLPI $item
  * @param int $tabnum
  * @param int $withtemplate
  * @return boolean
  */
 static function displayTabContentForItem(CommonGLPI $item, $tabnum = 1, $withtemplate = 0)
 {
     if ($item->getType() == 'Computer') {
         $profile = new PluginGroupeadProfileold();
         if ($profile->estAutorise()) {
             $groupeAD = new self();
             $ID = $item->getField('id');
             $Name = $item->getField('name');
             // j'affiche le formulaire
             $groupeAD->showForm($ID, $Name);
         }
     }
     return true;
 }