The Extensible Hypertext Markup Language , or XHTML , is a markup language that has the same depth of expression as HTML , but also conforms to XML syntax.
http://en.wikipedia.org/wiki/Xhtml

The W3C Validation Service validates multiple versions of XHTML and HTML, outputting many useful errors and warnings to help users create a standards-compliant web page.
http://validator.w3.org/

Valid Xhtml 1 0 Transitional
http://validator.w3.org/check/referer

This site presents information about W3Cs XHTML specification. ... This site provides information related to XHTML. Please visit W3Cs WWW site for additional (" official ...
http://www.xhtml.org/

Official W3C specification for the markup language.
http://www.w3.org/TR/xhtml1/

XHTML namespace. The namespace name http://www.w3.org/1999/xhtml is intended for use in various specifications such as: XHTML ? 1.0: The Extensible HyperText Markup Language ...
http://www.w3.org/1999/xhtml

Free HTML XHTML CSS JavaScript DHTML XML DOM XSL XSLT RSS AJAX ASP ADO PHP SQL tutorials, references, examples for web building.
http://www.w3schools.com/xhtml/default.asp

Free HTML XHTML CSS JavaScript DHTML XML DOM XSL XSLT RSS AJAX ASP ADO PHP SQL tutorials, references, examples for web building.
http://www.w3schools.com/xhtml/xhtml_intro.asp

Technology talks by Loïc d?Anterroches ... Creating a weekly calendar in CSS. The 2007-02-03 at 21:02 by Loïc d'Anterroches filed under (X)HTML/CSS
http://www.xhtml.net/xhtmlcss/

Technology talks by Loïc d?Anterroches ... The use of the middleware in Pluf. The 2007-02-21 at 15:12 by Loïc d'Anterroches filed under PHP:
http://www.xhtml.net/php/

An XHTML reference focused on best practices, plus articles and tutorials on CSS, XML, Web standards and accessibility.
http://xhtml.com/en/xhtml/reference/

http://xhtml.com/ An XHTML reference focused on best practices, plus articles and tutorials on CSS, XML, Web standards and accessibility. en-us B58E0B6B-B3A3-4777-90D7-EA59A262CA94
http://xhtml.com/feed/

XHTML Slice is a fast and easy template slicing service for web developers and designers. We create valid XHTML templates from your graphics (.PSD Adobe Photoshop or .PNG ...
http://www.xhtml-slice.com/

xhtml seo development with best practice and articles for search engine optimization and state of art website development
http://www.xhtml.gr/

XHTML is to XML as HTML is to SGML . That is, XHTML is a markup language that is similar to HTML, but with a stricter syntax. Two versions of XHTML have been completed by the W3C
http://developer.mozilla.org/en/docs/XHTML

Build your page:
http://www.google.com/xhtml

XHTML (vi?t t?t c?a ti?ng Anh Extensible HyperText Markup Language , "Ngôn ng? ?ánh d?u Siêu v?n b?n M? r?ng") là m?t ngôn ng? ?ánh d?u có cùng ...
http://vi.wikipedia.org/wiki/XHTML

A Style Guide for the Branch Libraries of the New York Public Library.
http://www.nypl.org/styleguide/xhtml/index.html

You Design - We XHTML / CSS. PSD to xHTML online conversion service by xHTML Master. ... xHTML Master is the fastest and easiest template slicing service . Just send us your design ...
http://www.xhtmlmaster.com/

Take this 10 week course, and learn to create your own Web pages from scratch, using just a text editor like Notepad or SimpleText.
http://webdesign.about.com/c/ec/9.htm