get the drift

Thanks for that, Marty; it's a handy link (I've stored in my YCLIU list on a Word file for future reference).

As for the drift, well I learnt to be relaxed about that soon after getting rapped across my 6-year old knuckles by a teacher screaming:

"Ambidextrous?!? You can't even spell it!!"

So instead of writing equally badly with two paws, I concentrated on blotting my copy book with just one