? page-tpl-php.patch
? sites/default/files
? sites/default/settings.php
Index: modules/system/page.tpl.php
===================================================================
RCS file: /cvs/drupal/drupal/modules/system/page.tpl.php,v
retrieving revision 1.17
diff -u -p -r1.17 page.tpl.php
--- modules/system/page.tpl.php	24 Feb 2009 17:50:22 -0000	1.17
+++ modules/system/page.tpl.php	1 Mar 2009 20:45:37 -0000
@@ -71,9 +71,11 @@
  * @see template_preprocess_page()
  */
 ?>
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
-  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="<?php print $language->language; ?>" lang="<?php print $language->language; ?>" dir="<?php print $language->dir; ?>">
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML+RDFa 1.0//EN"
+  "http://www.w3.org/MarkUp/DTD/xhtml-rdfa-1.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="<?php print $language->language ?>" dir="<?php print $language->dir ?>"
+  <?php print $rdf_namespaces ?>>
+  <head profile="<?php print $grddl_profile ?>">
 
 <head>
   <title><?php print $head_title; ?></title>
