private void LoadMDMemoInfo()
        {
            GroupAreaMemoManager gAMM = new GroupAreaMemoManager();
            PricePointManager ppM = new PricePointManager();

            _GenMemoObj = GMCM.GetGeneralMemoConcessionByKey(Convert.ToInt64(Session["MemoID"]));
            _GenMemoObj.RecordNumber = Convert.ToInt32(Session["MemoID"]);
            Session["GenMemoObject"] = _GenMemoObj;

            txtMemoNumber.Text = _GenMemoObj.MemoNumber;
            txtMemoDate.Text = _GenMemoObj.MemoDate.ToShortDateString();
            txtBrandName.Text = _GenMemoObj.BrandName;

            txtApplyPricePoint.Text = _GenMemoObj.PriceType;
            txtEffectivityDate.Text = _GenMemoObj.FromDate.ToShortDateString();

            if (_GenMemoObj.PriceType.ToUpper() == "AREA")
            {
                pnlAreaGroup.Visible = true;
                pnlSubAreaGroup.Visible = false;
                mvApplyPricePoint.SetActiveView(vAreaGroup);
                lblSubArea.Visible = false;
                txtSubAreaGroup.Visible = false;
                txtAreaGroup.Text = gAMM.GetAreaGroupMemoByKey(_GenMemoObj.GroupNumber).GroupName.ToUpper();
            }
            else if (_GenMemoObj.PriceType.ToUpper() == "SUB-AREA")
            {
                pnlSubAreaGroup.Visible = true;
                pnlAreaGroup.Visible = false;
                //lblSubArea.Visible = true;
                mvApplyPricePoint.SetActiveView(vAreaGroup);
                lblSubArea.Visible = true;
                txtSubAreaGroup.Visible = true;
                txtAreaGroup.Text = gAMM.GetAreaGroupMemoByKey(_GenMemoObj.GroupNumber).GroupName.ToUpper();
                List<int> GroupNoList = ppM.GetDistinctGroupNoByMemoNo(_GenMemoObj.MemoNumber);

                if (GroupNoList.Count > 1)
                    txtSubAreaGroup.Text = "ALL";
                else
                    txtSubAreaGroup.Text = new SubGroupAreaManager().GetSubGroupArea(GroupNoList[0]).GroupName.ToUpper();

                txtPromoPeriodTo.Text = _GenMemoObj.ToDate.ToShortDateString();
            }
            else
            {
                mvApplyPricePoint.SetActiveView(vCustomer);
            }

            switch (_GenMemoObj.GroupNumber)
            {
                case 0:
                    {
                        txtAreaGroup.Text = "ALL";
                    }
                    break;
                case 99:
                    {
                        txtAreaGroup.Text = "ALL PROVINCES";
                    }
                    break;
            }
            LoadMDMemoList();
        }