If you are using Firefox, then what kind of player is configured to work with it?
Please try this addon: htps://addons.mozilla.org/pl/firefox/addon/446
I had the same problem with MPlayer on 64bit system. It was this error:
"Cannot find codec for audio format 0x162."
What I will do, I will try to open the stream via Mplayer in command console and see if it works. If not, then you should see error message.
After you check URL of the movie type in console this:
Could you please send us a page with this embedded vidio?