> I modified it to:
> 
> <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
> version="1.0" xmlns:xalan="http://xml.apache.org/xalan"
> extension-element-prefixes="write">
> ...
> 
> Now I get the error: Cannot resolve namespace prefix "write"
> 
> I searched for node sets at xalan but could only find more 
> people who have
> problems... Is this really working. I think I will shortly 
> write a Java
> program on my own who does that. XSLT seems not mature 
> enought for this
> rather simple operation...

Or perhaps you aren't mature enough to use this rather simple language.

You've specified extension-element-prefixes="write" but you haven't declared
a prefix "write", you have declared a prefix "xalan".

Michael Kay
http://www.saxonica.com/