/**
  * 增加用户
  */
 public function cAdd()
 {
     if ($this->isPost()) {
         $this->_utilUserSession = $this->getGlobal('util/session/UserSession', 'Util_UserSession');
         $result = $this->_utilUserSession->createUser();
         if ($result['status'] == 1) {
             $this->success($result['info'], $result['url']);
         } else {
             $this->error($result['info'], $result['url']);
         }
     } else {
         $this->display(VIEW_PAGE);
     }
 }