if (Session["orderline"] != null)

            {

                DataTable DT = new DataTable();

                DT = Session["orderline"] as DataTable;



                for (int i = 0; i < DT.Rows.Count; i++)

                {

                    DataRow rw = dataTable.NewRow();

                    rw["ItemCode"] = DT.Rows[i]["ItemCode"];

                    rw["Dscription"] = DT.Rows[i]["Dscription"];

                    rw["U_U001"] = DT.Rows[i]["U_U001"];

                    rw["PriceBefDi"] = DT.Rows[i]["PriceBefDi"];

                    rw["U_U012"] = DT.Rows[i]["U_U012"];

                    rw["ShipDate"] = DT.Rows[i]["ShipDate"];

                    rw["U_ZK"] = DT.Rows[i]["U_ZK"];

                    rw["quantity"] = DT.Rows[i]["quantity"];

                    rw["LineTotal"] = DT.Rows[i]["LineTotal"];

                    rw["Price"] = DT.Rows[i]["Price"];

                    rw["U_NDFL"] = DT.Rows[i]["U_NDFL"];

                    rw["U_JDFL"] = DT.Rows[i]["U_JDFL"];

                    rw["U_YDFL"] = DT.Rows[i]["U_YDFL"];

                    rw["U_ZXFL"] = DT.Rows[i]["U_ZXFL"];

                    rw["U_GGFL"] = DT.Rows[i]["U_GGFL"];

                    rw["U_ZLFL"] = DT.Rows[i]["U_ZLFL"];

                    dsOrderLine.Tables[0].Rows.Add(rw);