Problem disappeared for me after upgrading flashplugin-nonfree to 9.0.48.0ubuntu11. So, if nobody else has this issue, it can be closed.
-- Flash not responding to mouse clicks with Xgl/Compiz https://bugs.launchpad.net/bugs/141494 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