It is based on original Firefox 3.0 Mac OS theme.
MacOSX theme for firefox 4.0 is at https://addons.mozilla.org/en-US/firefox/addon/macosx-theme-firefox-4/
Drop files into attachment boxes instead of browse for them or type in the filename. Drop multiple files and fill all the entries. In some websites it allows to add new upload files: in Google Mail is possible to drop the files directly over the...
Add useful extra features to Google Reader, like feed favicons, inline article previews, and unread counts in your browser tab with Better GReader.