"Gnome themes by Bisigi has always been a cut above the
rest. Add to it the ease of installation via dedicated
repositories. And now, a stable version of Ubuntu Lucid repository
is available. Follow the post to install 13 stunning themes for
Ubuntu Lucid, Karmic in just two steps.
"Install Bisigi Themes in Ubuntu Lucid, Karmic in Just 2
* Open Terminal(Applications - Accessories - Terminal) and
copy-paste the following line into Terminal."