XSLT Documentation script for XML Schema

I'm sure I've seen an XSLT script to produce HTML or SVG documentation 
from WXS but couldn't find it online and I'd like to avoid starting from 
scratch here... Anyone?
-- 
Manos Batsis

Netsmart S.A.

Snail mail:
Panepistimiou 58,
10678, Athens, Hellas

URL:    http://www.netsmart.gr
Email:  mbatsis at netsmart dot gr
Tel:    (+30) 210 33 02 608
Fax:    (+30) 210 33 02 658
FOAF:   http://forte.netsmart.gr/foaf/manos_foaf.rdf