Firefox 5.0 Beta 2
What Is the FileHippo Safety Guarantee?
* Added support for CSS animations
* Added support for switching Firefox development channels
* The Do-Not-Track header preference has been moved to increase discoverability
* Improved standards support for HTML5, XHR, MathML, SMIL, and canvas
* Improved spell checking for some locales
* Improved desktop environment integration for Linux users