> Maybe a lack of precision, or too much verbosity, in my original post.
> An interval is *not* defined in terms document position, but in terms of
> the numbers in the text nodes attached to the <T> elements. I wrote:

'twas a lack of the expected output, methinks.




-- 
Andrew Welch
http://andrewjwelch.com
Kernow: http://kernowforsaxon.sf.net/