Does anyone know how to set which report the print dialog will print in VBA?

Here's my code so far:

dlgCommon.Flags = cdlPDAllPages
dlgCommon.ShowPrinter
Reports("PurchaseOrderReport").SelPrint _
dlgCommon.hDC

See what I'm trying to do? Please help, I've been trying to work this for months!
(Access2000)

Thanks