The supplemental video is encoded using H264-MPEG4 AVC (video) and 
MPEG Audio Layer 1/2/3 mpga (audio).

Unix users will need the ffmpeg package.
Windows users may install the K-Lite codec pack [1].
We recommend VLC [2] to view the video.

[1] http://codecguide.com/download_kl.htm
[2] http://www.videolan.org/vlc
