Option Explicit

dim LogFileDirectory
dim Folders()
dim Sites()
dim Valid()

function EnumerateFolders()
 Dim FSO, Dir, File, Index

 set FSO = createobject("Scripting.FileSystemObject")
 set Dir = fso.GetFolder(LogFileDirectory)

 redim Folders(Dir.SubFolders.Count)
 redim Valid(Dir.SubFolders.Count)

 Index =0

 for each File in Dir.SubFolders
  if (left(File.Name,5) = "W3SVC") then
   Folders(Index) = File.Name
   Valid(Index) = false
   Index = Index+1
  end if
 next

 redim Preserve Folders(Index-1)
 redim Preserve Valid(Index-1)

 set Dir = Nothing
 set FSO = Nothing
end function

function DisplayFolders()
 dim Folder, Index, Bad

 Bad = 0
 for Index= 0 to UBound(Folders)
  if (Valid(Index) = false) then
   Bad = Bad + 1
   WScript.echo LogFileDirectory & "\" & Folders(Index)
  end if
 next
 if (Bad = 0) then
  WScript.echo "There are no Log directories found that are not associated with IIS"
 else
  WScript.echo ""
  WScript.echo Bad & " directories were found..."
 end if
end function

function EnumerateSites()
 Dim IISObj, Web, Index

 Index = 0 
 Set IISOBJ = getObject("IIS://localhost/w3svc")
 for each Web in IISOBJ
  if (Web.Class = "IIsWebServer") then 
    Index = Index + 1
    redim Preserve Sites(Index)
    Sites(Index) = "W3SVC" & Web.Name 
  end if
 next
 Set IISOBj=Nothing
end function

Function ProcessFolders()
 dim Folder, Index, fIndex

 for Index = 0 to UBound(Sites) 
  for fIndex= 0 to UBound(Folders) 
   if (Sites(Index) = Folders(fIndex)) then
    Valid(fIndex) = true
   end if
  next
 next
end Function

function GetDefaultLogFolderPath
 Dim IISObj

 Set IISOBJ = getObject("IIS://localhost/w3svc")
 LogFileDirectory =  IISObj.LogFileDirectory
 Set IISOBj = Nothing
end function

function WriteHeader
 WScript.Echo "The following directories are no longer associated with any IIS Web Sites."
 WScript.Echo ""
end function

call WriteHeader
call GetDefaultLogFolderPath
call EnumerateFolders
call EnumerateSites
call ProcessFolders
call DisplayFolders