Apple on Monday released a maitenance and security update for its Safari Web browser that promises up to an 11 percent Javascript performance boost over the previous version, in addition to delivery roughly a dozen other enhancements.



From AppleInsider:

The Safari 5.1.4 update, available exclusively for Macs running Mac OS X Lion, includes changes that:
Improve JavaScript performance up to 11% over Safari 5.1.3
Improve responsiveness when typing into the search field after changing network configurations, or with an intermittent network connection
Address an issue that could cause webpages to flash white when switching between Safari windows
Address issues that prevented printing U.S. Postal Service shipping labels and embedded PDFs
Preserve links in PDFs saved from webpages
Fix an issue that could make Flash content appear incomplete after using gesture zooming
Fix an issue that could cause the screen to dim while watching HTML5 video
Improve stability, compatibility, and startup time when using extensions
Allow cookies set during regular browsing to be available after using Private Browsing
Fix an issue that could cause some data to be left behind after pressing the “Remove All Website Data” button

  Apple releases Safari 5.1.4 with up to 11% faster JavaScript performance