Calculate the difference between to date

An aside: I would personally strongly recommend against using VBScript for new code.  Microsoft has already announced that VBScript is on a (slow) deprecation path; it makes sense to use alternative options for new functionality, rather than writing something that is guaranteed to need to be re-created in a few years.

An aside: I would personally strongly recommend against using VBScript for new code.  Microsoft has already announced that VBScript is on a (slow) deprecation path; it makes sense to use alternative options for new functionality, rather than writing something that is guaranteed to need to be re-created in a few years.