>... and I suppose that the last value in the IIF() should be 0, not blank.
Seems to make sense... but iif() also works with arguments of different types. I just tried it.
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)
