public function actionAdmin()
 {
     $model = new TcmnCommunication();
     $scopes = $model->scopes();
     if (isset($scopes[$this->scope])) {
         $model->{$this->scope}();
     }
     $model->unsetAttributes();
     if (isset($_GET['TcmnCommunication'])) {
         $model->attributes = $_GET['TcmnCommunication'];
     }
     if (isset($_GET['ajax'])) {
         $this->renderPartial('admin', array('model' => $model, 'ajax' => true));
     } else {
         $this->render('admin', array('model' => $model, 'ajax' => false));
     }
 }