i have created customer paper using the article

"How to add/delete custom printer forms under Windows NT/2K/XP"


i know the sizes required by my reports

salesreport.frx && 14x12
billreport.frx && 12x6
voucher.frx && 8x6

how i can set this size programmetically for my reports.

can i do this OR every time my user should select the paper as required to print.

i am not including my frx files in exe files.

can i do this as below :

use voucher.frx 
repl expr ....

please explain me

warm regards,
mk.