RE: [docbook] v5 extension elements

Dave,

> > 
> >  <define name="db.ubiq.inlines" combine="choice">
> >   <choice>
> >     <ref name="shLft"/>
> >     <ref name='shRt'/>
> >   </choice>
> > </define>
> > 
> 
> In an external file Jirka.. then include the main db file?
> 

That's the way I would suggest doing this.  The DocBook 5.0
Howto mentions this in the section on customization:

http://docbook.org/docs/howto/#customconsiderations

Dick Hamilton