public function tagManagementAddAction()
 {
     try {
         Tool_Tag_Config::getByName($this->_getParam("name"));
         $alreadyExist = true;
     } catch (Exception $e) {
         $alreadyExist = false;
     }
     if (!$alreadyExist) {
         $tag = new Tool_Tag_Config();
         $tag->setName($this->_getParam("name"));
         $tag->save();
     }
     $this->_helper->json(array("success" => !$alreadyExist, "id" => $tag->getName()));
 }