Sub grpLaborSummaryHeader_Format
	If Not isBindLaborTypeSubReport Then
		ReportUtilities.BindSubReport(rpt, "grpLaborSummaryHeader", "laborTypeSubReport")
		isBindLaborTypeSubReport = True
	Else
		ReportUtilities.UnbindSubReport(rpt, "grpLaborSummaryHeader", "laborTypeSubReport")
	End If
End Sub