Page numbering to continue across reports in a webi document

Hi ,

Customer to Create Webi document that contains multiple report tabs. They Print the whole Webi document for management into PDF format.

While each report tab (inside webi document ) have many page numer, like that we have 50 page numbers across 10 reports.

Report Tab 1 :- 5

Report Tab2 : 20

........................

........................

Report Tab3 : 10

Total page numbers 50 of the all the reports tab.

Customer has requested this feature ,where you have page numbering spanning across multiple reports inside  a single webi documents.

Thanks

Srini