Lifehacker Code: Better Gmail (Firefox extension)Click to viewGmail's good, but it could be better. We've featured several Greasemonkey scripts that enhance Gmail in lots of different ways - like adding saved searches, attachment icons, label colors, keyboard macros, a filter assistant and right-click conversation previews. But not everyone wants to install Greasemonkey and hunt down all those scripts. To save you the time, I've compiled the bes
