n00bs on Ubuntu posted a guide about installing the Gnome Elegant Theme Pack using PPA on Ubuntu 10.10

The Elegant Gnome pack is nice but dark GTK+ theme for the GNOME desktop with an easy installation experience. After adding the PPA and installing the Elegant Gnome pack goto Applications -> Accessories -> Elegant Gnome to install the theme or to restore your previous settings.

  Install Gnome Elegant Theme Pack Using PPA on Ubuntu 10.10 Maverick Meerkat