/// <summary>
        /// Generar reporte de factura
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void imbPrintInvoice_Click(object sender, ImageClickEventArgs e)
        {
            ///
            if (!txtNoInvoice.Text.Equals(String.Empty))
            {
                ///
                DataTable dtInfoHdrInvoice = Facturacion.getInvoiceHdrByNoInvoice(txtNoInvoice.Text);

                ///
                if (dtInfoHdrInvoice != null && dtInfoHdrInvoice.Rows.Count > 0)
                {
                    ///
                    String noLiquidation = dtInfoHdrInvoice.Rows[0]["Ven_LiqId"].ToString();
                    String noInvoice     = dtInfoHdrInvoice.Rows[0]["Ven_Id"].ToString();

                    ///
                    this.showReportOfInvoice(noLiquidation, noInvoice);
                }
            }
        }