[Ubuntu-BD] nvidia

[DarkLord (:=]

my agp is nvidia gforce mx now i cant enable desktop effect.in ubu 8.04 
i had  a option in System > Administrator > Hardware driver  there i can 
enable or download propietery driver . but in 8.10 at same Hardware 
driver window showing no propietery drivers are in use on this system.

how can i use desktop effect or install driver for agp?

even Avant Window Nevigator not working!@!!!1