tooltips also stay on top for a while if you jump from epiphany to a smaller window on top of it (see attachment).
** Attachment added: "screenshot" http://librarian.launchpad.net/4541167/Capture-1.png -- Tooltips linger annoying after changing desktops. https://launchpad.net/bugs/50973 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
