public ActionResult Index(TaxFormulaCalDemoViewModel tViewModel)
        {
            // Fill Tax Formula Drop- down
            tViewModel.LstTaxFormula = _tRepo.drpGetTaxFormula();

            tViewModel.LstStandardCharges = _cRepo.GetStandardCharges();

            return(View(tViewModel));
        }
        public PartialViewResult GetTaxFormulaCharges(int TaxFormulaId)
        {
            TaxFormulaCalDemoViewModel tViewModel = new TaxFormulaCalDemoViewModel();

            PaginationInfo pager = null;

            tViewModel.LstTaxFormulaCharges = _tRepo.GetTaxFormulaCharges(TaxFormulaId, ref pager);

            return(PartialView("_TaxFormulaChargesGrid", tViewModel));
        }