It's called chordpulse and is a kind of static arranger, usefull to practice.
http://www.chordpulse.com

Have Fun
MJ
_________________________
www.musicienmystique.com
Keyboard: Korg-M1
Computer: MacBook Pro, 2.4 GHz dual-core, 4 GB RAM
Software: Logic 9, Kore 2, NI-Komplete