Can I reload the new key configuration without logging out?
Right click on desktop and choose "Desktop preferences", then go to "Advanced" tab, and check "Show windows manager menu" (WARNING! do not close this dialog window).
Now right click on the desktop and choose "Restart", then uncheck "Show windows manager menu" and close the dialog window. (If you loose the dialog for some reason, you can show it with
As an alternative, you can use