Oct 13th 2009 3:15PM Rather than messing with the config file just get the Gfx addon that Leatrix have made. It lets you change a lot of different gfx settings that bog down low-spec pc's, and it's got explanations about the different ones. And you won't screw up your config file :)
Find it here:
Oct 8th 2009 6:19PM What turns me off this one is that it replaces the keyboard - give me 12 extra buttons instead of replacing either my keypad or numberkeys..