these are samples, not complete applications. The code (and coding style) is not meant to be industrial strength; it's not even well-designed. The sole purpose of the samples is illustrating a point, not teaching proper coding style.
Windows Script is a comprehensive scripting infrastructure for the Microsoft® Windows® platform. Windows Script provides two script engines, Visual Basic® Scripting Edition and Microsoft JScript®, which can be embedded into Windows Applications.
If your windows installation has issues, or for some other unmentionable reason is unable to get updates from the windows server, this is what you need to do.