Download Windows Vista Beta 2
Pre-release versions of windows vista (beta 2, rc1, and rc2) expired on may 31, 2007. if you are running a pre-release version of windows vista, it is strongly recommended that you migrate your pc to the final version of windows vista.
http://www.microsoft.com/windowsvista/getready/preview.mspx
Vista Transform Pack Download
Vista transformation pack 8.0.1 bring to your desktop the look of microsoft's future operating system, windows vista
http://www.softpedia.com/get/system/os-enhancements/vista-transformation-pack.shtml