http://ubuntu-tweak.com/
https://launchpad.net/ubuntu-tweak/
http://www.unixmen.com/after-a-fresh-install-of-ubuntu-1010-maverick-meerkat-configuration-made-easy-with-ubuntu-tweak/

sudo add-apt-repository ppa:tualatrix/ppa
sudo apt-get update
sudo apt-get install ubuntu-tweak