In order to support the WORLD WIDE web properly - it's a MUCH 
harder problem, especially when dealing with Unicode (which is the 
default for XML data).
	See Techinical Report 18 by the Unicode Consortium, "Unicode 
Regular Expression Guidelines" at 
<http://www.unicode.org/unicode/reports/tr18/>.
Leonard
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Leonard Rosenthol			<mailto:leonardr@adobe.com>
Designated Free Electron               	(612) 766-4718 (Minn)
Adobe Systems Incorporated              (215) 233-5270 (Philly)
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