Hi Pilou,

re:
> So must each object as a Style (even a same color) with a different name!
> (if automatically possible of course)
> Here Object must be named Polo1, Polo2, Polo3

There is a script here:
http://moi3d.com/forum/index.php?webtag=MOI&msg=3334.2

That will make a style created for every named object, with the object assigned to it.

- Michael