private static function _boolean($data, $name)
    {
        $value = '';
        if ($data == false) {
            $value = "FALSE";
        } elseif ($data == true) {
            $value = "TRUE";
        }

        $html = '<li class="krumo-child">
            <div class="krumo-element" onMouseOver="krumo.over(this);" onMouseOut="krumo.out(this);">
            <a class="krumo-name">%s</a> <em class="krumo-type">Boolean</em>
            %s<strong class="krumo-boolean">%s</strong>
            </div></li>';

        $html = sprintf($html, $name, static::get_separator(), $value);

        echo $html;
    }