public virtual CrystalDecisions.CrystalReports.Engine.ReportDocument CreateReport()
        {
            BAOCAOTAISAN rpt = new BAOCAOTAISAN();

            rpt.Site = this.Site;
            return(rpt);
        }
        private void frm6_NguyenVanHung_Load(object sender, EventArgs e)
        {
            DataTable dt = new DataTable();

            dt = ketnoi.load_DuLieu("select * from TS_SUACHUA");
            BAOCAOTAISAN bc = new BAOCAOTAISAN();

            bc.SetDataSource(dt);
            crs_BaoCao.ReportSource = bc;
        }