I think the issue have something to do with Firefox. Tried to reproduce the bug with "Chrome" browser but its working ok.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/764620 Title: Flash video's showing up when minimized in on other application's black areas -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs