protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { BindGridView(); txtInvoiceNo.Focus(); AppClass.CheckUserRightOnStockPage(this.Page); SetOnlyOneTab(); } hdnPrintValue.Value = BAL.BALFactory.Instance.BAL_New_Bookings.FindDefaultPrinter(Globals.BranchID); hdnBranchId.Value = Globals.BranchID; if (Request.Params["__EVENTTARGET"] as string == "drpStatus") { drpStatus_SelectedIndexChanged(null, EventArgs.Empty); } }