<?php

if ($handle = opendir('CD300/')) {
   while (false !== ($file = readdir($handle)))
      {
          if ($file != "." && $file != ".."){
            $thelist .= '<a href="/CD300/'.$file.'" target="_blank"

style="color: #0f33cc">'.$file.'</a></br>';
          }
       }

 closedir($handle);
  }

echo "
<div id='output'>
List of help files:</div>
<div id='List'>
<?=$thelist


</div>"
?>