public JsonResult UpdateActive()
 {
     try
     {
         MemberLevelQuery query = new MemberLevelQuery();
         if (!string.IsNullOrEmpty(Request.Params["rowID"].ToString()))
         {
             query.rowID = Convert.ToInt32(Request.Params["rowID"].ToString());
         }
         query.ml_status = Convert.ToSByte(Request.Params["ml_status"] ?? "0");
         query.m_date = DateTime.Now;
         query.m_user = (Session["caller"] as Caller).user_id;
         _memberLevel = new MemberLevelMgr(mySqlConnectionString);
         if (_memberLevel.UpdateActive(query) > 0)
         {
             return Json(new { success = "true" });
         }
         else
         {
             return Json(new { success = "false" });
         }
     }
     catch (Exception ex)
     {
         Log4NetCustom.LogMessage logMessage = new Log4NetCustom.LogMessage();
         logMessage.Content = string.Format("TargetSite:{0},Source:{1},Message:{2}", ex.TargetSite.Name, ex.Source, ex.Message);
         logMessage.MethodName = System.Reflection.MethodBase.GetCurrentMethod().Name;
         log.Error(logMessage);
         return Json(new { success = "false" });
     }
 }