public function select($value)
 {
     if (is_array($value) && !$this->_attributes->multiple) {
         throw new HTML_Select_Not_Multiple_Exception();
     } else {
         parent::select($value);
     }
 }
 protected function renderEnd(Text_Renderer $renderer)
 {
     $renderer->renderNL();
     parent::renderEnd($renderer);
     $renderer->renderNL();
 }