add rel="nofollow" to ShortURL and series-related links, googlebot doesn't need to follow them
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<title><!-- TITLE --></title>
<link rel="Stylesheet" type="text/css" href="<!-- STYLE_URL -->" />
</head>
<body>
<div id="breadcrumb"><!-- BREADCRUMB --></div>
<h1><!-- TITLE --></h1>
<div id="dirs"><!-- DIRECTORIES --></div>
<div id="thumbnails">
<!-- CONTENT -->
</div>
<p id="description"><!-- DESCR --></p>
<div id="info">
<p>ShortURL: <a href="<!-- SHORTURL -->" rel="nofollow"><!-- SHORTURL_CODE --></a></p>
</div>
<p id="about"><a href="http://marttila.de/~terom/degal/">DeGAL</a> <!-- VERSION --></p>
</body>
</html>