Code:
a ^= b;
b ^= a;
a ^= b;


Joey, what does this sign mean? "^="? Couldn't find it in tha manual and not with google...

http://www.puppenheim.org/
http://www.wuerfels-welt.de
Old Game Tutorial: http://www.puppenheim.org/MITutorial.zip
Free Game Editor: http://puppenheim.org/AlienalsWeihnachtsmann.zip
http://www.puppenheim.org/blender_starting_main_settings.txt