public function createAction()
 {
     if ($this->getRequest()->isPost()) {
         $polling = $this->getRequest()->getPost('polling');
         if ($this->form->isValid($polling)) {
             if ($polling['status'] == 1) {
                 $this->tbl_polling->update(array("showstatus = 0"));
             }
             $polling_id = $this->tbl_polling->insert(array('question' => $polling['question'], 'showstatus' => $polling['showstatus']));
             foreach ($polling['answer'] as $key => $answer) {
                 $this->tbl_answer->insert(array('polling_id' => $polling_id, 'answer' => $answer));
             }
             $this->_helper->redirector('index');
         }
     }
     $this->view->form = $this->form;
 }