アドオン

http://en.wikipedia.org/wiki/Ichthys -
Reveal more of your Personas. Add the following to your userChrome.css. .searchbar-textbox { opacity: 0.4 !important; } .searchbar-textbox[focused="true"]{ opacity: 0.8 !important; } #urlbar { opacity: 0.4 !important; } #urlbar[focused="true"]{ opacity: 0.8 !important; }