There are so many tools which can Convert Windows XP to Windows Vista. Check these post for more info 7 ways to Convert Windows XP to Windows Vista, Make Windows XP Look Like Vista with VistaMizer and Turn Your Windows XP into Mac OS X with FlyakiteOSX. But if looking only the Windows Vista Explorer for Windows XP. Than try ViSplore, ViSplore is a Vista Explorer alternative for XP. It provides similar Glassy Explorer with breadcrumbs in addressbar and integrated search box at right.