Tom Melly wrote:
> 
> They're recursive (?).
> 

No, just nested.

Recursion would be a macro calling itself for example.

Christoph

-- 
Christoph Hormann <chr### [at] gmxde>
IsoWood include, radiosity tutorial, TransSkin and other 
things on: http://www.schunter.etc.tu-bs.de/~chris/

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