[Plugin: Shadowbox JS] when link clicked, shadowbox opens, then downloads the .flv

we’re evaluating the flv support and the JW media player funtionality of this plugin. we’re trying to get an flv to play in the shadowbox, we have flv support enabled. when the video link is clicked, however, the shadowbox pops open, runs the load screen and then downloads the flv, instead of playing it.
here’s the link,
http://lifestyleintervention.org
the video is in the top of the right sidebar.

http://wordpress.org/extend/plugins/shadowbox-js/