Internet Explorer 8 takes the Web experience beyond the page and introduces a new way to seamlessly experience the power of the Web whether you are a Web developer writing to standards, or an end user discovering a new online service.

This beta release is available to everyone, but is primarily for Web developers and designers to test the new tools, layout engine, and programming enhancements.

Download
Internet Explorer 8 Beta 1 for Windows Vista

http://rapidshare.com/files/97429555/IE8-WindowsVista-x86-ENU.exe

Internet Explorer 8 Beta 1 for Window XP

http://rapidshare.com/files/97434956/IE8-WindowsXP-x86-ENU.exe