This and bug #16755 both link to the same upstream bug. it seems that they are different issues but being handeled together upstream.
-- Alt-tabbing to an app with a modal dialog open doesn't move it up in the alt-tab order. https://launchpad.net/bugs/57028 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
