I have found that the bug is present (tested with Iceweasel 3.5.16) when you watch a youtube video embedded in a third-party site, but if you watch the same video in Youtube,the bug is NOT present.
Checked with the first video on this website: http://www.ecrans.fr/Chaton-hausse-le-thon,11931.html Best regards -- Nicolas DEGAND -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org