Firefox 2.0.0.18 and 3.0.4 security updates now available for download.
Firefox released above versions of firefox for Window,Mac & Linux users on 12th November.
Firefox 3.0.4 is released with top new features.
Latest features of Firefox 3.0.4:
One click bookmarking:
Bookmark, search and organize Web sites quickly and easily.
Instant Web Site ID:

Avoid online scams, unsafe transactions and forgeries with simple site identity.

Full Zoom:
You can see any part of a Web page, up close and readable, in seconds.

Password Manager:
Remember site passwords without ever seeing a pop-up.
Smart Location Bar:
Find the sites you love in seconds-enter a term for instant matches that make sense.
Platform-Native Look & Feel:
Browse with a Firefox that’s integrated into your computer’s operating system.

If you are using old version of Firefox then automatic updates will be available.