i have Diskeeper Executive Software International, Inc Version: 8.0.480.0 installed what it does is it creates a nice msi file in your XX:\Documents and Settings\Administrator\Local Settings\Temp folder where xx is your drive all i did was start the app then go to the folder copy it and save it somewhere and then use ECHO. ECHO Installing disk_keeper ECHO Please wait... start /wait %systemdrive%\install\disk_keeper\371efb2.msi /qn where 371efb2.msi is the file that you saved