private void arv_Load(object sender, System.EventArgs e)
{
rptDocument rpt = new rptDocument();
rpt.Run();
arv.Document=rpt.Document;
arv.Document.Pages[0].BackColor = System.Drawing.Color.Purple;
arv.Document.Pages[0].ForeColor = System.Drawing.Color.YellowGreen;
arv.Document.Pages[0].PenStyle = GrapeCity.ActiveReports.Document.Section.PenStyles.Dot;
arv.Document.Pages[0].PenWidth = 4;
arv.Document.Pages[0].DrawLine(1, 1, 4, 4);
arv.Document.Pages[0].Clear();
}