protected void BindReportDataSource()
        {
            string year  = (this.Year.Text).ToString();
            string month = (this.Month.Text).ToString();

            this.ReportViewer1.LocalReport.DataSources.Clear();
            this.ReportViewer1.LocalReport.ReportPath = Server.MapPath(@"~/Reports/LS_RCJJDDLFD.rdlc");
            Microsoft.Reporting.WebForms.ReportParameter st = new Microsoft.Reporting.WebForms.ReportParameter("StartTime", year);
            Microsoft.Reporting.WebForms.ReportParameter ed = new Microsoft.Reporting.WebForms.ReportParameter("EndTime", month);
            this.ReportViewer1.LocalReport.SetParameters(new Microsoft.Reporting.WebForms.ReportParameter[] { st, ed });
            LSDAL     dal = new LSDAL();
            DataTable dt1 = dal.Get_LS_RCJJDDLFD(year, month);

            this.ReportViewer1.LocalReport.DataSources.Add(new ReportDataSource("DataSetForLS_RCJJDDLFD", dt1));
            DataTable dt2 = dal.Get_LS_RCJJDDLFDSum(year, month);

            this.ReportViewer1.LocalReport.DataSources.Add(new ReportDataSource("DataSetForLS_RCJJDDLFDSum", dt2));
            DataTable dt3 = dal.Get_LS_RCJJDDLFD_TuBiao(year, month);

            this.ReportViewer1.LocalReport.DataSources.Add(new ReportDataSource("DataSetForLS_RCJJDDLFDTuBiao", dt3));
            this.ReportViewer1.LocalReport.Refresh();
        }