- res += """<a href="http://validator.w3.org/check?uri=referer">
- <img border="0" src="http://www.w3.org/Icons/valid-html401" alt="Valid HTML 4.01!" height="31" width="88"></a>
- <a href="http://jigsaw.w3.org/css-validator/check/referer">
- <img border="0" src="http://jigsaw.w3.org/css-validator/images/vcss" alt="Valid CSS!"
- height="31" width="88"></a>
- """