Same for me, although a context menu just needs to be open, it doesn't matter where the mouse is. Using a Dell Inspiron 6000 in Australia.
** Changed in: meta-gnome2 (Ubuntu) Status: Unconfirmed => Confirmed -- Media Buttons refuse to work if the mouse pointer is in a menu https://launchpad.net/bugs/31345 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs