$filename=$args[0]
write-host $filename
$windowsInstaller = New-Object -ComObject WindowsInstaller.Installer 
$SummaryInfo = $windowsInstaller.SummaryInformation("$filename",1) 
$SummaryInfo.Persist() 
[System.Runtime.Interopservices.Marshal]::ReleaseComObject($windowsInstaller)| Out-Null