Excel VBA from shell command line

Dim objXL
Dim wsSheet
'-- The full path to the template file must be provided in the command line
'-- level eg c:\Temp\_excel> npfmacro.vbs c:\temp\_excel\npftemplate.xlsm
'-- where the npfmacro.vbs is located in the directory c:\temp\_excel
'-- the npftemplate.xlsm has a macro in the module called npf_errorasses which is 
'-- looking for a file called batch.xlsx to act upon.
On Error Resume Next
If WScript.Arguments.Count = 1 Then 
Set objXL = CreateObject("Excel.Application")
With objXL
 .Workbooks.Open (WScript.Arguments.Item(0))
 Set wsSheet = objXL.ActiveWorkbook.Worksheets(2)
 On Error GoTo 0
 If IsObject(wsSheet) Then
 .Application.Run "npf_errorasses"
 .Application.Run "npf_errorasses"
 End If
End With
Set objXL = Nothing