Add Message into facebook user's Requests box

Feb 25, 2009 at 10:51 PM
Edited Feb 26, 2009 at 2:15 PM
Hi all
i would like to insert into facebook user's Requests box a notification about my app  (example: [icon] you have received a smack from ...)
similar to event invitations,cause invitation,other requests,ecc

Any idea?
i dont' use Facebook FBML
thanks to all