Frank, thanks for the link, Quadraxas, thanks for the demo!
To see an Acknex environment as a game in a browser almost drives tears into my eyes! wink *sigh*

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