private void grid_2us_object(US_V_DM_BILL i_us
     , int i_grid_row,C1.Win.C1FlexGrid.C1FlexGrid i_fg)
 {
     DataRow v_dr;
     v_dr = (DataRow)i_fg.Rows[i_grid_row].UserData;
     m_obj_trans = get_trans_object(i_fg);
     m_obj_trans.GridRow2DataRow(i_grid_row, v_dr);
     i_us.DataRow2Me(v_dr);
 }
            this.KeyPreview = true;
        }

        private ITransferDataRow get_trans_object(C1.Win.C1FlexGrid.C1FlexGrid i_fg)
        {
            Hashtable v_htb = new Hashtable();
            v_htb.Add(V_DM_BILL.NUOC_NGOAI, e_col_Number.NUOC_NGOAI);
			v_htb.Add(V_DM_BILL.TEN_PHONG_BAN, e_col_Number.TEN_PHONG_BAN);