public function addAction()
 {
     parent::addAction();
     if ($this->getRequest()->isPost()) {
         try {
             $data = (object) $this->getRequest()->getPost();
             $this->_entity = Application_Model_City::create();
             $this->_setData($data);
             $this->_entity->save();
             $this->__goBack();
         } catch (Exception $e) {
             $this->view->showMessage($e);
         }
     }
 }