public function frameOutputWriter(&$doclet)
    {

        parent::HTMLWriter($doclet);

        ob_start();
        echo <<<END

<frameset cols="20%,80%" frameborder="1" border="1" bordercolor="#bbb" framespacing="1">

<frame src="frame.html" name="index">
<frame src="namespaces.html" name="main">

<noframes>
    <body>
        <h2>Frame Alert</h2>
        <p>This document is designed to be viewed using frames. If you see this message, you are using a non-frame-capable browser.<br>
        Link to <a href="namespaces.html">Non-frame version</a>.</p>
    </body>
</noframes>

</frameset>
END;

        $this->_output = ob_get_contents();
        ob_end_clean();

        $this->_write('index.html', false, false, false);

    }