/**
  * 删除模块
  */
 public function delAction()
 {
     $this->_module->del($this->_request->getParam('mod_name'));
     $this->_redirect($this->view->url(array('module' => 'admin', 'controller' => 'module', 'action' => 'list'), '', true));
     $this->isload = false;
 }