http://www.xhtml-print.com/ ja Fri, 15 Aug 2008 01:16:46 +0900 Fri, 15 Aug 2008 01:16:48 +0900 http://www.xhtml-print.com/index.html While HTML is an application of Standard Generalized Markup Language (SGML), a very flexible markup language, XHTML is an application of XML, a more restrictive subset of SGML. Because they need to be… Fri, 15 Aug 2008 01:16:48 +0900 http://www.xhtml-print.com/index.html