sunspider benchmark ie8, ff3.5, safari4, chrome

IE7
Total: 52562.6ms +/- 1.8%
IE8
Total: 8459.8ms +/- 0.3%
Safari4
Total: 1411.2ms +/- 0.6%
Chrome1
Total: 1783.6ms +/- 6.5%
Firefox
Total: 4727.8ms +/- 0.6%
FF3.0
Total: 4831.0ms +/- 3.6%
FF3.5
Total: 2551.4ms +/- 11.5%