HTML

XML

DTD

CSS

Visual Filter

JavaScript

Java

ASP

SSI

.NET

	Legend
n  version n is supported  n version n is not supported  n  support for version n is not known

[ CDATA | ID | IDREF | IDREFS | ENTITY | ENTITIES | NMTOKEN | NMTOKENS |

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Attribute type

W3C XML specification	x
Microsoft Internet Explorer	1 2 3 4 5.0 5.5 6
Netscape Navigator	1 2 3 4 6