private void button1_Click(object sender, EventArgs e)
        {
            Link l = new Link(new PrintingSystem());

            l.Landscape = true;
            l.PaperKind = System.Drawing.Printing.PaperKind.A3;
            cp          = new ChartPrinter(this.chartControl1);
            cp.Initialize(l.PrintingSystem, l);
            cp.SizeMode         = PrintSizeMode.Stretch;
            l.CreateDetailArea += new CreateAreaEventHandler(l_CreateDetailArea);
            l.ShowPreviewDialog();
            cp.Release();
        }