Gnome gconf-editor

• Command:

  gconf-editor 

compiz beep:

• apps/compiz/general/allscreens/options
• The entry: “audible_bell”

nautilus automount:

• apps/nautilus/preferences
• The entry: media_automount(_open)

Place panels on other screens:

• /apps/panel/toplevels/
• The entry: “screen”