I know you don't run the game in DOS Box. I said I installed the game with DOS Box, I am running the game (or trying to) by clicking on icon or going through the set up menu.

I have recently gotten a free version of Duke Nukem 3D off a computer magazines disc. After some fiddling around with DOS Box I managed to get it installed but when I attempt to run it I get an error telling me that it "This system does not support full screen mode" it then closes. No amount of …