Internet Explorer 7 Beta 2 includes advancements in security and browsing experience for end users, functionality and compatibility for developers, and manageability for corporate network administrators. Beta 2 Preview is intended to enable developers, Web developers and IT pros to begin to test the new browser for compatibility with their applications and Web sites.

Release notes

Windows XP Service Pack 2 | Windows XP Pro x64/Server 2003 x64

Windows Server 2003 Service Pack 1 | Windows Server 2003 ia64 Edition (Itanium-based systems)

Internet Explorer homepage