public function reg()
 {
     $PS = new PublicService();
     $res = $PS->guestReg();
     if ($res !== true) {
         $this->error($res, U('Home/Index/index'), 1);
         die;
     } else {
         $this->success('账号申请已经提交,请耐心等待审核', U('Home/Index/index'), 2);
     }
 }