[newbie] Resolution problem

[Daniel Boyd]

hey,

ive just installed mandrake 6.5, and altho i set the resolution to 1280x 960
( i think).. i now have what seems to be 4 'screens' which i have to scroll
through... but its at what seems to be a paultry 640x480.. or mayb even
worse

can any1 tell me how to change the resolution so i have 'one screen' at
2180x 960 or whatever it is or higher?

pls help me.. im a windows oldie desperate to breakout by becoming a linux
newbie :)

thanx

zeke