> This has been asked before - it's a stupid idea and won't be supported.
It would actually be nice as a temporary fix for games which were actually vertical but are implemented as horizontal due to misunderstanding of the video hardware (and hence need fixing); The only game I can think of with this problem right now is beezer.
LN
"When life gives you zombies... *CHA-CHIK!* ...you make zombie-ade!"