更新日志：

• Built in Anti-Phishing protection.
• Search suggestions now appear with search history in the search box for Google, Yahoo! and Answers.com
• Changes to tabbed browsing behavior
• Ability to re-open accidentally closed tabs
• Better support for previewing and subscribing to web feeds
• Inline spell checking in text boxes
• Search plugin manager for removing and re-ordering search engines
• New microsummaries feature for bookmarks
• Automatic restoration of your browsing session if there is a crash
• New combined and improved Add-Ons manager for extensions and themes
• New Windows installer based on NullSoft Scriptable Install System
• Support for JavaScript 1.7
• Support for client-side session and persistent storage
• Extended search plugin format
• Updates to the extension system to provide enhanced security and to allow for easier localization of extensions
• Support for SVG text using svg:textPath