The windows mediaplayer will play the avi file "IF" your graphic card supports the codec.
If not you need the work around, so first look for driver upgrades for your graphic card and make sure you installed all codec's

Fred
_________________________
Keyboards/Sound Units: Kurzweil 2600S, Roland VR-760, Acces Virus C, Roland G-800, Akai AX60, Minimoog, Machine Drum, Roland R8-M, mediastation x-76