public ActionResult Save(ProductType oProductType) { GlobalSession.SessionIsAlive(Session, Response); if (oProductType.ProductTypeID <= 0) { _oProductType = _oProductTypeService.IUD(oProductType, EnumDBOperation.Insert, (int)Session[GlobalSession.UserID]); } else { _oProductType = _oProductTypeService.IUD(oProductType, EnumDBOperation.Update, (int)Session[GlobalSession.UserID]); } JavaScriptSerializer serializer = new JavaScriptSerializer(); string sjson = serializer.Serialize(_oProductType); return(Json(sjson, JsonRequestBehavior.AllowGet)); }