You can't have a cube as a source collision object, Mattizzle, only ellipsoids.
Below is a link to a some code I posted for doing something similar to what GFK suggested.
http://www.blitzbasic.com/codearcs/codearcs.php?code=1901
Below is a link to a some code I posted for doing something similar to what GFK suggested.
http://www.blitzbasic.com/codearcs/codearcs.php?code=1901