public function dashboardDeleteAction()
 {
     if (!wa()->getUser()->isAdmin('webasyst')) {
         throw new waException('Access denied', 403);
     }
     $id = waRequest::post('id', 0, 'int');
     if ($id) {
         $dashboard_model = new waDashboardModel();
         $dashboard_model->delete($id);
     }
     $this->displayJson(array('result' => 1));
 }