Mozilla FireFox Add ons
This is some kind of add ons and themes that mozilla firefox3 has. Web of trust tells you which sites are really not that safe and might have a virus so warns you to not open link when using it on any search engine.
Web of Trust: https://addons.mozilla.org/en-US/fire...
Areo Fox Theme: https://addons.mozilla.org/en-US/fire...
Undo Closed Tab Button: https://addons.mozilla.org/en-US/fire...
Mozilla Firefox download: http://www.mozilla.com/en-US/firefox/