public function addQuestionAction()
 {
     $key = $this->_getParam('key', null);
     if ($key != '') {
         $question = $this->_survey->getQuestion($key);
     } else {
         $question = new SxCms_Survey_Question();
     }
     if ($this->getRequest()->isPost()) {
         $question->setQuestion($this->_getParam('question'))->setType($this->_getParam('type'))->setComment($this->_getParam('comment'));
         $this->_survey->addQuestion($question, $key);
     }
     $this->view->survey = $this->_survey;
     $this->view->question = $question;
     $this->_helper->layout()->disableLayout();
     $this->render('questiontable');
 }