/// <summary>
        /// 获取模块
        /// </summary>
        /// <returns>返回Json串</returns>
        public string GetLoginOrg()
        {
            string moduleno = System.Web.HttpContext.Current.Request.Params["moduleno"];

            if (string.IsNullOrEmpty(moduleno))
            {
                return(DataConverterHelper.SerializeObject(new List <QtOrgModel>()));
            }
            else
            {
                List <QtOrgModel> data = CorrespondenceSettingsService.GetLoginOrg(moduleno);
                return(DataConverterHelper.SerializeObject(data));
            }
        }