Just mess around with this code till you get what you need
<?
$folder = basename(dirname(__FILE__));
$dir = opendir("../$folder");
while ($file = readdir($dir))
{
echo '<tr><td>';
if(is_file($file))
echo "<a href=\"$file\">$file</a><br>";
else
echo "<a href=\"$file\">[$file]</a><br>";
echo '</tr></td>';
}
closedir($dir);
?>