Benedikt Meurer <benny@xfce.org> Oliver M. Bolzer <oliver@debian.org> Francois Le Clainche <fleclainche@wanadoo.fr> Maarten Boekhold <boekhold@emirates.net.ae> Brian Tarricone <kelnos@xfce.org> Jani Monoses <jani@ubuntu.com> Parts of the code were copied from gnome-session and ksmserver.