Page Numbering

[NigeP]

Hi
I have a Delivery Note "Report" of say 50 pages.
Is there a formula that will break up the page numbering that will say
"1 of 1" or "1 of 6 " for each Customer Order No.
At the moment I have say 50 pages and the the report footer says 1 of 50 2 of 50 and so on.

Thanks