Mozilla Firefox是一個自由的,開放源碼的瀏覽器,適用于Windows, linux 和 MacOS X平臺。它 還有其它一些高級特征,如標簽式瀏覽,可以禁止彈出式窗口.內置了釣魚保護、改變標簽瀏覽行為、能夠重新打開以外關閉的標簽、更好的支持網頁訂 閱的預覽和訂閱、拼寫檢查、支持javaScript 1.7等.

Firefox 3.5.12 fixes the following issues found in PRevious versions of Firefox 3.5:

• Fixed several security issues.
• Fixed several stability issues.

Please see the complete list of changes in this version. You may also be interested in the Firefox 3.5.11 release notes for a list of changes in the previous version.

Firefox 3.6.9 fixes the following issues found in previous versions of Firefox 3.6:

• Introduced support for the X-FRAME-OPTIONS HTTP response header. Site owners can use this to mitigate clickjacking attacks by ensuring that their content is not embedded into other sites.
• Fixed several security issues.
• Fixed several stability issues.

Please see the complete list of changes in this version. You may also be interested in the Firefox 3.6.8 release notes for a list of changes in the previous version.