Apple has launched the latest version of Safari 4 beta, the industry claimed that the implementation speed of JavaScript commands is 4.2 times faster than Safari 3, and its JavaScript and HTML page loading performance is far better than Microsoft’s IE 7 and Mozilla FireFox 3.

Apple said, Safari 4 contains the world’s most advanced browser technology, including new Nitro JavaScript engine, the implementation of JavaScript is 30 times faster than IE 7, 3 times faster than Firefox 3; Safari displays HTML pages 3 times faster than both IE 7 and Firefox 3.

Apple Safari 4 also joined with all the software that has Cover Flow interface, which allows users to recall browsing history like reading the album cover. According to Net Applications statistics, Safari currently has about 8% market share, still falls behind Microsoft IE and Firefox.

The new beta version of Safari is available for download in Apple’s web site. Mac users need Mac OS X Leopard 10.5.6 and the latest Apple security updates, or Intel Mac pair up with Mac OS X Tiger 10.4.11, or Mac with G3 and above. For Microsoft users, there has to be Microsoft Windows XP SP 2 or Vista.

Edited By Dan Li