hi folks, i''m using the code in the Access Control List Example in the wiki to have ACLs in my web app. but i''d like to extend it in order to be able to assign a role to each user for each Category im my app. does anyone has any pointers or ideas about how i should do this? thanks a lot, pietro. -- "Educators, generals, dieticians, psychologists, and parents program. Armies, students, and some societies are programmed." --Harold Abelson and Gerald Jay Sussman with Julie Sussman, "Structure and Interpretation of Computer Programs"