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> ...and what does the "public" indicate? SGML handbook says.. A public identifier is a name that is intended to be meaningful across systems and different user environments..... In other words, as opposed to SYSTEM identifiers which traditionally are file system references on your local system, PUBLIC identifiers are globally unique names for things. Of course in XML where the SYSTEM identifier is a URI so possibly globally known, and the PUBLIC identifier isn't forced to be in Formal Public Identifier syntax things are slightly murky, but still, given PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" "docbook/docbookx.dtd" The public identifier "-//OASIS//DTD DocBook XML V4.1.2//EN" is the globally unique name for that version of the docbook DTD, as known to the "public", whereas the sytem identifier "docbook/docbookx.dtd" is just where it happens to be on my system (relative to the file from which I copied this David ________________________________________________________________________ This e-mail has been scanned for all viruses by Star Internet. The service is powered by MessageLabs. For more information on a proactive anti-virus service working around the clock, around the globe, visit: http://www.star.net.uk ________________________________________________________________________
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