I've uploaded an edited version of this - mostly trivial changes. Obviously it needs expansion by more knowledgeable people.
Hi Hazel,
I've uploaded an edited version of this - mostly trivial changes. Obviously it needs expansion by more knowledgeable people.
Thank you for that. 
Hazel
I think you are one of the experts since you worked out how to do all this already.
You are a star.
Thanks, congrats and regards from
Tom