function display_single_element($one, $adding)
 {
     if (in_array($one, $this->_advancedAttribs)) {
         return;
     }
     if (!($ret = ac_admin_ops::DisplayAttributes($this, $one, $adding))) {
         $ret = parent::display_single_element($one, $adding);
     }
     return $ret;
 }