UVMapper Classic is a non-starter as far as I can see. You just can't do anything with it unless you already have the co-ordinates. I've just seen a tut for mapping in Wings3d and you can keep it. Far too much messing around. Too many steps to maybe achieve what you want. With respect I disagree entirely with Ysvry.

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All the Woes of a World by Jonathan Icknield aka The Bryster

And in my final hours - I would cling rather to the tattooed hand of kindness - than the unblemished hand of hate...