Switch Statement

[David Bovill]

Much clearer - thanks everyone - I think the documentation should be a
little clearer with this?

So I had a go - which proved pretty difficult - I don't envy anyone trying
to do technical documentation. Here is the best I can do for now. I added a
few examples and i think the hypertext links to definitions explaining the
terms helps - still could do with some improvement:

  http://handlers.rev-co.de/wiki/switch