public function displayDeleteLink($token = null, $id, $name = null)
 {
     $this->_helper_list->currentIndex = $this->_list_index;
     $this->_helper_list->identifier = $this->identifier;
     $this->_helper_list->table = $this->table;
     return $this->_helper_list->displayDeleteLink($this->_list_token, $id, $name);
 }