Ubuntu natty introduced new "invisible" scrollbars for GTK programs such as gEdit or Nautilus.
If you do not like them:
sudo apt-get purge liboverlay-scrollbar-*
In order to have a tool recognize the changes you have to quit all its instances. Or just log out and back in.
Posted by Arne Hartherz to makandra dev (2011-06-10 09:22)