public function render()
 {
     $this->_preRender();
     $this->modx->setPlaceholder('action', 'savetag');
     $this->modx->setPlaceholder('formAction', $this->get('baseUrl'));
     $this->set('mainTemplate', 'tagform');
     $this->_setLangPlaceholders();
     return parent::render();
 }
 public function __construct(&$modx, &$xpdo)
 {
     parent::__construct(&$modx, &$xpdo);
     $this->set('template', 'eventform');
 }