Touching Firefox | edilee
http://ed.agadak.net/2008/10/touching-firefox
Best Tool For the Job - Quicksilver Abracadabra Gestures
http://marcusvorwaller.com/blog/archives/2006/02/20/quicksilver-abracadabra-gestures
"You can now create mouse gestures to do anything Quicksilver can do using a plugin called Abracadabra."