OK my problem is when I go to launch a game from Mamewah the screen minimizes. I can here the sound playing, but all I get is a black screen. If I ALT/TAB I can get back in the game and all is fine. This problem does not seem game specific its actually random but quite often. Im using MAME 105b & Mamewah 161 on Windows XP. Running MAME from command line does not cause this issue. I also tried several other FE