[FreeJ] Know when a video playback finishes

Hi all,

I'm new on freej, and I'm getting excited about all the features of freej.
I'd like to ask if it's possible to know (via javascript) when a video
ends, so I could bring a new one on top?
I can't find any listener/callback, etc.

Thanks

--
Yours sincerely,
Josep Llodrà.