ASP.Net中Alert

Helper.Alert("SectionSave", "请填写公里标范围", this, true);

 /// <summary>
        /// 弹出提示信息
        /// </summary>
        /// <param name="key">key</param>
        /// <param name="message">提示信息</param>
        /// <param name="page">当前请求的page</param>
        public static void Alert(string key, string message, Page page, bool isUpdatePanel = false)
        {
            string msg = string.Format("<script language=\"javascript\">alert(\"{0}\");</script>", message);

            if (isUpdatePanel)
            {
                ScriptManager.RegisterStartupScript(page, page.GetType(), key, msg, false);
            }
            else
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), key, msg);
            }
        }