public ActionResult UpdateGrid(int hiddenYearFilter)
        {
            try
            {
                SiteUser su = ((SiteUser)Session["SiteUser"]);
                ModelServices modelServices = new ModelServices();

                WeightingModel data = new WeightingModel();
                int userAssignedDistrict = su.Districts[0].Id;
                data.DistrictName = modelServices.GetDistrictName(userAssignedDistrict);
                data.SchoolYear = modelServices.SchoolYearDescriptionByYearId(hiddenYearFilter);

                data.DropDown = new DropDownData();
                data.DropDown.Year = new YearDropDown(modelServices.SchoolYearDropDownData());
                data.DropDown.Year.SelectedYear = hiddenYearFilter;

                data.SummaryList = modelServices.GetWeightingSummary(userAssignedDistrict, hiddenYearFilter); ;

                return View("Index", data);
            }
            catch (Exception ex)
            {
                Logging log = new Logging();
                log.LogException(ex);
                return View("GeneralError");
            }
        }