I think instead you should check out 
<URL:http://www.eit.com/projects/s-http/> - I honestly feel that this 
kind of information should be dealt with external to the HTML document 
itself, because a solution that works like that will also work for any 
kind of datatype.
	Brian
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brian@organic.com  brian@hyperreal.com  http://www.hotwired.com/Staff/brian/