public ActionResult Login(MODEL.ViewModel.LoginUser user) { BLL.UserBLL ubll = new BLL.UserBLL(); MODEL.USER utemp = ubll.GetListBy(u => u.USER_N == user.LoginName && u.USER_PWD == user.Pwd).FirstOrDefault(); if (utemp != null) { if (user.IsAlways) { HttpCookie cookie = new HttpCookie("userinfo", utemp.USER_ID); cookie.Expires = DateTime.Now.AddDays(1); Response.Cookies.Add(cookie); } Session["userinfo"] = utemp; return Content("ok"); } else { return Content("error"); } }