"HTML response must have exactly one HEAD element, " +
"found " + heads.size() + " : "
+ heads.toHtml(),
YadisResult.HTMLMETA_INVALID_RESPONSE);
Node head = heads.elementAt(0);
for (NodeIterator i = head.getChildren().elements();
i.hasMoreNodes();)
{
Node node = i.nextNode();
if (node instanceof MetaTag)