public function changeStatusAction()
 {
     $this->view->layout()->disableLayout();
     $this->_helper->viewRenderer->setNoRender(true);
     $id = $this->_getParam('id');
     $status = $this->_getParam('status');
     if ($status == 0) {
         $status = 1;
     } else {
         $status = 0;
     }
     $model = new Admin_Model_Customer();
     $res = $model->changeStatus($id, $status);
     if (false === $res) {
         $arrResult = array("result" => 0);
     } else {
         $arrResult = array("result" => 1);
     }
     echo Zend_Json::encode($arrResult);
 }