> I.e. I want to sum the corresponding elements to the output file.

Oh, sorry - I've ignored this important statement.

Anyhow, the algorith of my merge stylesheet can be modified in a way,
that for two text nodes the output is the sum of these.
BTW: it uses no extensions!

Cheers,
Oliver


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|  ob|do        Dipl.Inf. Oliver Becker                             |
|  --+--        E-Mail: obecker@xxxxxxxxxxxxxxxxxxxxxxx             |
|  op|qo        WWW:    http://www.informatik.hu-berlin.de/~obecker |
\-------------------------------------------------------------------/


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