This script gives a complete control of the game challengue, not only with a
initial decision. Now it also let you create a menu in scene title to
select the difficulty to use.
(https://rmrk.net/proxy.php?request=http%3A%2F%2Fimg716.imageshack.us%2Fimg716%2F9351%2Fmenudiff.png&hash=bde5bf60b605960a1cc1ec2d161521feb32522ae)
Code too long, check here:http://www.hbgames.org/forums/viewtopic.php?f=11&t=75492 (http://www.hbgames.org/forums/viewtopic.php?f=11&t=75492)