I don't try to hide the fact that I love Gmail, and I've been using the Firefox3 beta for some weeks now. A cool trick posted this morning is how to tell Firefox3 to use Gmail as your default mail handler. This means when you click a "mailto" link it won't try to open Mail, but insteads pops open a new Gmail compose window. Pretty cool!: http://lifehacker.com/392287/set-firefox-3-to-launch-gmail-for-mailto-li...