Very sincere thanks to everyone.
Chris, a little bit of disagreement does not diminish our cordiality towards each other - it just adds to the fun! Take a look at this thread
http://www.theanswerbank.co.uk/Law/Question340 039.html
when you have a moment. It is like a Miss Marple, with all the clues pointing to one person but it turns out to be another in the end. If you have a comment (and I hope you will have) post it there, I think this thread will disappear when Crystal Guides return to work.