The title element is used to identify the document. title is required and it must be the first child of the head element.
The client-side template elements can only be used within the title element of a frame page. Refer to the topic entitled Updating the title of a document for further information.
<?xml version="1.0" encoding="UTF-8"?>
<html xmlns="http://www.w3.org/2002/06/xhtml2"
xmlns:mcs="http://www.volantis.com/xmlns/2006/01/xdime/mcs">
<head>
<title>html</title>
<meta property="mcs:cache-scope">optimistic</meta>
<meta property="mcs:max-age">180</meta>
</head>
<body>
<h3> Hello! </h3>
</body>
</html>