This shows the file system in use on a drive

<%
Dim objFSO , objDrive
Set objFSO = Server.CreateObject("Scripting.FileSystemObject")
Set objDrive = objFSO.GetDrive("c:")
Response.Write "The file system of " &objDrive & " is " & objDrive.FileSystem
Set objDrive = Nothing
Set objFSO = Nothing
%>