Autocomplete Manager for Firefox：
https://addons.mozilla.org/en-US/firefox/addon/2300
Ref :-
http://playpcesor.blogspot.com/2007/12/autocomplete-manager.html
All-in-One Guesture
https://addons.mozilla.org/en-US/firefox/addon/12
Download Status Bar
https://addons.mozilla.org/en-US/firefox/addon/26
Gmarks
https://addons.mozilla.org/en-US/firefox/addon/2888
Googles
http://www.google.com/tools/firefox/
No Script
https://addons.mozilla.org/en-US/firefox/addon/722
Opanda Exif
http://www.opanda.com/en/iexif/iexif_firefox.htm
