protected void GetSalesOrderList()
        {
            SalesOrderBLL salesOrder = new SalesOrderBLL();

            try
            {
                DataTable dt = salesOrder.GetSalesOrdersListBySalesCenterAndStatus(salesCenterDropDownList.SelectedValue.Trim(), "OT");

                pendingSalesOrderListGridView.DataSource = dt;
                pendingSalesOrderListGridView.DataBind();

                if (pendingSalesOrderListGridView.Rows.Count > 0)
                {
                    pendingSalesOrderListGridView.UseAccessibleHeader = true;
                    pendingSalesOrderListGridView.HeaderRow.TableSection = TableRowSection.TableHeader;
                }
                else
                {
                    msgbox.Visible = true; msgTitleLabel.Text = "Data Not Found!!!"; msgDetailLabel.Text = "";
                }
            }
            catch (Exception ex)
            {
                msgbox.Visible = true; msgTitleLabel.Text = "Exception!!!"; msgDetailLabel.Text = ex.Message;
            }
            finally
            {
                salesOrder = null;
            }
        }