public function actionCreate()
 {
     $model = new DistributionVoucher();
     if (isset($_POST['DistributionVoucher'])) {
         $model->setAttributes($_POST['DistributionVoucher']);
         if ($model->save()) {
             if (Yii::app()->getRequest()->getIsAjaxRequest()) {
                 Yii::app()->end();
             } else {
                 $this->redirect(array('view', 'id' => $model->id));
             }
         }
     }
     $this->render('create', array('model' => $model));
 }