apache2/require/file1.htm

<html>
 <head>
  <title>require/file1.htm</title>
 </head>
 <body>
 <h1> require/file1.htm: Heading h1 </h1>
 text unter 1 - h1
  <h2> 1.1 Heading h2</h2>
 text unter 1.1 - h2
 <h1>Source</h1>
<?php highlight_file('file1.htm') ?>
 </body>
</html>