<?
    // parse XML file
    $xml = new SimpleXMLElement(file_get_contents("lectures.xml")); 
?>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <title>Lectures</title>
  </head>
  <body>
    <?
        foreach ($xml->lecture as $lecture)
        {
            echo "<b>";
            echo "Lecture " . $lecture["number"];
            echo "</b>";
            echo "<br />";
            echo $lecture->title;
            echo "<ul>";
            foreach ($lecture->resources->resource as $resource)
            {
                echo "<li>";
                echo "<a href='{$resource["href"]}'>";
                echo $resource["name"];
                echo "</a>";
                echo "</li>";
            }
            echo "</ul>";
            echo "<br />";
            echo "<br />";
        }
    ?>
  </body>
</html>
