>I what to change the file attribute to read only.
>How do we do this again?

You can use WSH

oFSO = CREATEOBJECT("Scripting.FileSystemObject")
oFile = oFSO.GetFile(lcfile) && lcfile is the name of the file
* Turn on the read-only bit
oFile.Attributes = BITOR(oFile.Attributes, 0x01)