Version History of Firefox 12.0

• NEW - Windows: Firefox is now easier to update with one less prompt (User Account Control)
• NEW - Page Source now has line numbers
• CHANGED - Line breaks are now supported in the title attribute
• CHANGED - Improvements to "Find in Page" to center search result
• CHANGED - URLs pasted into the download manager window are now automatically downloaded
• DEVELOPER - Support for the text-align-last CSS property has been added
• DEVELOPER - Experimental support for ECMAScript 6 Map and Set objects has been implemented
• FIXED - Various security fixes
• FIXED - Some TinyMCE-based editors failed to load (739141)
• FIXED - OS X: WebGL performance may be degraded on some hardware (713305)