http://bugs.winehq.org/show_bug.cgi?id=9472
--- Comment #4 from Austin English austinenglish@gmail.com 2007-08-28 11:00:16 --- Are you talking about the system icon/Triforce? I thought you wre talking about the black area between the menu and the game.
Might be an ATI drivers issue. Can someone else with ATI test this please? I'll try in on a couple more machines when I get a chance.