Quick Tip: How to remove an alternate window from your Dexterity development environment

This is a reposting of an article I originally wrote on my Developing for Dynamics GP blog.
One great thing about doing the job I do as an Escalation Engineer on the Asia Pacific Microsoft Dynamics GP support team is I have no end of support cases from which to draw ideas for blog posts from.
So here a Dexterity case I helped with recently.
