It is very easy:
You can make the Door-Icon an logout-Icon. So there is no menu. It just
logs out, without confirmation.
Install gTweakUI - Session with the Packet-Manager.
Then open gTweakUI and deactivate the cross at Show Logout-Menu or
similar.
Michael
--
Switch User option available in
Better way to do it is:
sudo gconf-editor
Then go to:
apps/gnome-session/options/
There is a bool-key called logout_prompt.
Set it to false, you can make the key manditory or default by right-clicking.
--
Switch User option available in the close session box