Hi folks, Both of these documents are very well worth reading: http://www.w3.org/TR/2003/WD-ws-arch-20030808/ http://www.w3.org/TR/2003/WD-ws-gloss-20030808/ The glossary contains good definitions of a number of useful terms (Dave Hall and Alan Berkema, take note). Cheers, - Ira McDonald High North Inc