Temas Bisigi Gnome Debian 6

http://www.bisigi-project.org

Adicione o repositório no seu sources.list:
deb http://ppa.launchpad.net/bisigi/ppa/ubuntu lucid main
#deb-src http://ppa.launchpad.net/bisigi/ppa/ubuntu lucid main

Adicione a chave GPG:
#apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 881574DE

#aptitude update
#aptitude install gtk2-engines-murrine
#aptitude install bisigi-themes

Pronto!