Oh, using 6.06 LTS (upgraded from 5.10 upgraded from 5.04) with gnome desktop, all updates installed, nVidia GForce4MX with f***ing binary driver, TwinView (LCD at DVI+CRT@DSUB (however CRT is off most of the time)), Athlon 2600XP, 512MB RAM. -- Unlock window does not appear https://launchpad.net/bugs/55277