XHTML:

• HTML represented in XML
• Some small changes to HTML:
• Elements in lowercase <p> not <P>
• Attributes must be quoted <img src="logo" height="50">
• Elements must be closed:

< p >... </ p >)

<img src="logo" ... />

• Gain benefits from XML
• Tools available (e.g. HTML-Kit from http://www.chami.com/html-kit/)
• See <http://www.webreference.com/xml/
  column6/>, <http://groups.yahoo.com/
  group/XHTML-L/> and <http://www.ariadne.ac.uk/
  issue27/web-focus/>