Managing Multiple Firefox Profiles in OS X

One of the great features of Firefox is the ability to manage multiple profiles. This is a very handy feature with many different uses. Unfortunately, it isn’t easy to do on a mac. I will show you how to setup multiple profiles on a mac that appear and run like normal mac applications so you can click on them and run them from quicksilver. UPDATED 10⁄16/09 : Now working with Snow Leopard!