protected void SubmitButton_Click(object sender, EventArgs e)
        {
            UserGradeInfo userGrade = new UserGradeInfo();

            userGrade.Id       = RequestHelper.GetQueryString <int>("ID");
            userGrade.Name     = Name.Text;
            userGrade.MinMoney = Convert.ToDecimal(MinMoney.Text);
            userGrade.MaxMoney = Convert.ToDecimal(MaxMoney.Text);
            userGrade.Discount = Convert.ToDecimal(Discount.Text);
            if (userGrade.MinMoney >= userGrade.MaxMoney)
            {
                ScriptHelper.Alert("等级最高金额必须大于最低金额");
            }
            #region 判断等级范围是否重叠
            var gradeList = UserGradeBLL.ReadList().Where(k => k.Id != userGrade.Id).ToList();
            if (gradeList.Any(k => (k.MinMoney >= userGrade.MinMoney && k.MaxMoney <= userGrade.MaxMoney) || (k.MinMoney <= userGrade.MinMoney && k.MaxMoney >= userGrade.MaxMoney) || (k.MinMoney < userGrade.MinMoney && k.MaxMoney > userGrade.MinMoney && k.MaxMoney < userGrade.MaxMoney) || (k.MinMoney > userGrade.MinMoney && k.MinMoney < userGrade.MaxMoney && k.MaxMoney > userGrade.MaxMoney)))
            {
                ScriptHelper.Alert("等级范围重叠,请重新输入");
            }
            #endregion
            string alertMessage = ShopLanguage.ReadLanguage("AddOK");
            if (userGrade.Id == int.MinValue)
            {
                CheckAdminPower("AddUserGrade", PowerCheckType.Single);
                int id = UserGradeBLL.Add(userGrade);
                AdminLogBLL.Add(ShopLanguage.ReadLanguage("AddRecord"), ShopLanguage.ReadLanguage("UserGrade"), id);
            }
            else
            {
                CheckAdminPower("UpdateUserGrade", PowerCheckType.Single);
                UserGradeBLL.Update(userGrade);
                AdminLogBLL.Add(ShopLanguage.ReadLanguage("UpdateRecord"), ShopLanguage.ReadLanguage("UserGrade"), userGrade.Id);
                alertMessage = ShopLanguage.ReadLanguage("UpdateOK");
            }
            ScriptHelper.Alert(alertMessage, RequestHelper.RawUrl);
        }