Mozilla finally release Firefox 3.5, even though still in beta version. This new feature include many new feature, including Private Browsing Mode, TraceMonkey JavaScript engine, Location Aware Browsing, and more feature. Unfortunelly old add on and thme may be not compatible with Firefox 3.5, so you wait until the addon developer update it. This is some Firefox 3.5 feature :

* Private Browsing Mode.
* Better tools for private data control.
* Improved stability and performance.
* New TraceMoney Javascript engine.
* Location Aware Browsing.
* Supports native JSON.
* Supports web worker threads.
* Faster content rendering.
* Speculative parsing.
* Improved Gecko engine.
* Support for HTML5 and elements.
* Downloadable fonts and other new CSS properties.
* Javascript query selectors.
* HTML5 offline storage for applications.
* SVG tranforms.

Download Firefox 3.5