Feature:

Password Manager
Remember site passwords without ever seeing a pop-up.

One-Click Bookmarking
Bookmark, search and organize Web sites quickly and easilycom

Improved Performance

View Web pages faster, using less of your computer’s memory.

Smart Location Bar

Find the sites you love in seconds—enter a term for instant matches that make sense.

Instant Web Site ID
Avoid online scams, unsafe transactions and forgeries with simple site identity.

Full Zoom

See any part of a Web page, up close and readable, in seconds.

Platform-Native Look & Feel
Browse with a Firefox that’s integrated into your computer’s operating system.

Customization

You can now find and install add-ons directly in your browser. You no longer need to visit the add-ons Web site, simply fire up the new Add-ons Manager.
Over 5,000 ways to customize

Spell Checking

A built-in spell checker lets you enter text directly into Web pages— like blog posts and Web-based email—without worrying about typos and misspellings. Work directly with the Web and save yourself a step.

for more information go to http://www.mozilla.com/en-US/firefox/features/



Mozilla Firefox ver. 2.0.0.16 (English)
Mozilla Firefox ver. 3.0.1 (English)
For other language go to http://www.mozilla.com/en-US/firefox/all.html

source: www.mozilla.com