>Hi Hilmar - this seems to a good way to solve this problem - thank you!
Well, it seems a pity to duplicate information, but this does give you greater flexibility. I think.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)
