Firefox version is arguably controversial because of age Firefox 4 is so fast. Intense competition with Google Chrome Mozilla forced to do a lot of changes.
New on Mozilla Firefox 5
- Support CSS Animations
- Placement feature Do-Not-Track for easy access
- Increased idle HTTP connection logic to improve performance
- Improved canvas, JavaScript, memory, and network performance
- Increased support for the HTML5 standard, XHR, MathML, SMIL, and canvas
- Increased capabilities for multiple languages misspelled
- Improved desktop integration for Linux users
- WebGL no longer be able to load the texture cross-domain
- 1000ms setTimeout and setInterval to improve performance
- Fixes some stability issues
- Fixes several security issues









Still Under Construction and maintenance!! Please came back later.. nice to see you.. Keep blogging and thanks for visit.
Wait until all thing is done.. thanks for your attention.