public ActionResult GetAllUserInfos()
        {
            //page:1
            //rows:20
            int    pageSize   = Request["rows"] == null ? 20 : int.Parse(Request["rows"]);
            int    pageIndex  = Request["page"] == null ? 1 : int.Parse(Request["page"]);
            int    total      = 0;
            string serachName = Request["searchName"];
            var    para       = new QueryParam()
            {
                PageSize   = pageSize,
                PageIndex  = pageIndex,
                Total      = total,
                SearchName = serachName
            };
            var data   = UserInfoBll.LoadPageUserInfos(para).Select(u => new { u.Id, u.UName, u.DelFlag, u.Tel, u.Name, u.Last_login_Time, u.State, u.InTime, u.Login_Num }).ToList();
            var result = new { total = para.Total, rows = data };

            return(Json(result, JsonRequestBehavior.AllowGet));
        }