See
http://www.balisage.net/Proceedings/vol3/author-pkg/Birnbaum01/BalisageVol3-Birnbaum01.html
(Yes, the problem here is different than in the paper, and here keys
are likely to be the best solution. But nice to know you're not alone
with this sort of issue.)
--~----------------------------------------------------------------
XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
EasyUnsubscribe: http://lists.mulberrytech.com/unsub/xsl-list/1167547
or by email: xsl-list-unsub(_at_)lists(_dot_)mulberrytech(_dot_)com
--~--