Seems to me that this is part of the point of using namespaces. There
is no reason why DocBook per se has to support this; if there is a
well-defined charting XML namespace, a custom stylesheet can easily
import both the DocBook stylesheets and a stylesheet for handling charting.
~Chris
--
Chris Maden, text nerd <URL: http://crism.maden.org/ >
“All I ask of living is to have no chains on me,
And all I ask of dying is to go naturally.” — Laura Nyro
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