Hi Crofter - Thank you for your explanation. I'll have to watch that in future, perhaps add quote marks? As you know, I usually explain my answer unless I believe the questioner knows it, i.e. just testing the rest of us!
Good point Aging Fast - Serif fonts are often more reliable but perhaps a little too austere. Wasted many moments on the wrong track with iiii's and llll's. Cheers! ja