Thanks Wolfgang,
>
> http://wiki.contextgarden.net/Including_pages_from_PDF_document
> http://www.pragma-ade.com/general/magazines/mag-0004.pdf
> http://source.contextgarden.net/tex/context/base/page-imp.tex? 
> search=page-imp

This means that first I have to create the pdf, and then to process  
via another context  file
\starttext
\copypages
\stoptext

Can't I simply use a command inside the original code?

Thanks

-a-

--------------------------------------------------
Andrea Valle
--------------------------------------------------
CIRMA - DAMS
Università degli Studi di Torino
--> http://www.cirma.unito.it/andrea/
--> http://www.myspace.com/andreavalle
--> andrea.valle@unito.it
--------------------------------------------------


"
Think of it as seasoning
. noise [salt] is boring
. F(blah) [food without salt] can be boring
. F(noise, blah) can be really tasty
"
(Ken Perlin on noise)