Video showing how Chris Angel makes himself float/levitate

[Exhaust Port]

http://falarious.com/html/Chris-Angel-Revealed.html

Obviously if you don't want to know don't watch. For the rest of you, enjoy! :)

[JediTricks]

I wonder what this video was filmed for. I've seen on TV him doing this trick without props nearby like that box, so I'm guessing it's a similar variation of it.