This appears to be a similar problem to Bug 117302 which has recently been accepted and assigned to the mozilla team. Essentially, the mozilla mplayer plugin seems very fussy as to which audio and video streams it will play.
-- Embedded players in websites wont work https://bugs.launchpad.net/bugs/109193 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs