private void crystalReportViewer1_Load(object sender, EventArgs e)
        {
            if (report == null) report = new TrailerReportALL();
            crystalReportViewer1.ReportSource = report;

            crystalReportViewer1.Refresh();
        }
 public virtual CrystalDecisions.CrystalReports.Engine.ReportDocument CreateReport()
 {
     TrailerReportALL rpt = new TrailerReportALL();
     rpt.Site = this.Site;
     return rpt;
 }