duel screens

i'm new to linux or ubuntu for that matter in i'm trying 2 run 2 lcd's my graphics card is a bfg gnforce 7950 gtoc and screens asus vw192t.i don't know if i need to update driver or how to do it on linux.also how 2 change the screen resolution higher then 1024x768 couse my screen can handle alot high resolution.yes i know its alot of help i need,but what can i say i'm a newbe in linux just came over from the dark side