ok , už vim jak na to
c:
cd \
ren boot boot.vista
ren Windows Windows.vista
ren Users Users.vista
ren "Program Files" "Program Files.vista"
ren "Config.Msi" "Config.Msi.vista"
ren "Documents and Settings" "Documents and Settings.vista"
ren MSOCache MSOCache.vista
ren ProgramData ProgramData.vista
ren Recycled Recycled.vista
ren * *.vista
xcopy Windows.old\* c:\ /E /C /I /G /H /R /K /Y
ren Windows.old Windows.old.vista
exit


du to vyzkoušet. ;)