- remove validator

docs/header.html

@@ -68,11 +68,9 @@
     <br><a href="http://www.tldp.org/HOWTO">Linux HOWTOs</a>
 
 <!--
--->
     <a href="http://validator.w3.org/check/referer"><img
      src="/images/valid-html401.png" height="31" width="88"
           align="left" border="0" alt="Valid HTML"></a>
-<!--
 -->
 
 </td>