LJ has a known problem with displaying the wrong video / embedded object on the friends pages when using certain browsers. Developers are "working on it". At least that's what they told me when I reported the problem a couple of weeks ago. Then they closed the problem report.
(no subject)
Date: 2007-07-13 03:26 pm (UTC)(no subject)
Date: 2007-07-13 03:37 pm (UTC)(no subject)
Date: 2007-07-14 12:01 am (UTC)http://www.livejournal.com/support/see_request.bml?id=773655