private void PrintOneSupplier()
        {
            int       id     = Convert.ToInt32(cbxSupplier.SelectedValue);
            DataTable tblRpt = new DataTable();

            tblRpt.Clear();
            tblRpt = db.readData("SELECT [Order_ID] as 'رقم الفاتورة',Suppliers.Sup_Name as 'اسم المورد',[Price] as 'السعر',[Order_Date] as 'تاريخ الفاتورة',[Reminder_Date] as 'تاريخ الاستحقاق' FROM [dbo].[Supplier_Money],Suppliers where Suppliers.Sup_ID =[Supplier_Money].Sup_ID and Suppliers.Sup_ID=" + id + "", "");
            try
            {
                Frm_Print frm = new Frm_Print();

                frm.crystalReportViewer1.RefreshReport();

                RptSupplierMonry rpt = new RptSupplierMonry();


                rpt.SetDatabaseLogon("", "", @".\SQLEXPRESS", "Sales_System");
                rpt.SetDataSource(tblRpt);
                rpt.SetParameterValue("ID", id);
                frm.crystalReportViewer1.ReportSource = rpt;

                System.Drawing.Printing.PrintDocument printDocument = new System.Drawing.Printing.PrintDocument();
                rpt.PrintOptions.PrinterName = printDocument.PrinterSettings.PrinterName;
                //rpt.PrintToPrinter(1, true, 0, 0);
                frm.ShowDialog();
            }
            catch (Exception) { }
        }
        public virtual CrystalDecisions.CrystalReports.Engine.ReportDocument CreateReport()
        {
            RptSupplierMonry rpt = new RptSupplierMonry();

            rpt.Site = this.Site;
            return(rpt);
        }