Where to change style for the footer?

// START SUBST - <pun_footer>
ob_start();

?>
<div id="brdfooter" class="block">
    <h2><span><?php echo $lang_common['Board footer'] ?></span></h2>
    <div class="box">
        <div class="inbox">
<?php

// If no footer style has been specified, we use the default (only copyright/debug info)
$footer_style = isset($footer_style) ? $footer_style : NULL;

if ($footer_style == 'index' || $footer_style == 'search')
{
    if (!$pun_user['is_guest'])
    {
        echo "\n\t\t\t".'<dl id="searchlinks" class="conl">'."\n\t\t\t\t".'<dt><strong>'.$lang_common['Search links'].'</strong></dt>'."\n\t\t\t\t".'<dd><a href="search.php?action=show_24h">'.$lang_common['Show recent posts'].'</a></dd>'."\n";
        echo "\t\t\t\t".'<dd><a href="search.php?action=show_unanswered">'.$lang_common['Show unanswered posts'].'</a></dd>'."\n";

        if ($pun_config['o_subscriptions'] == '1')
            echo "\t\t\t\t".'<dd><a href="search.php?action=show_subscriptions">'.$lang_common['Show subscriptions'].'</a></dd>'."\n";

        echo "\t\t\t\t".'<dd><a href="search.php?action=show_user&user_id='.$pun_user['id'].'">'.$lang_common['Show your posts'].'</a></dd>'."\n\t\t\t".'</dl>'."\n";
    }
    else
    {
        if ($pun_user['g_search'] == '1')
        {
            echo "\n\t\t\t".'<dl id="searchlinks" class="conl">'."\n\t\t\t\t".'<dt><strong>'.$lang_common['Search links'].'</strong></dt><dd><a href="search.php?action=show_24h">'.$lang_common['Show recent posts'].'</a></dd>'."\n";
            echo "\t\t\t\t".'<dd><a href="search.php?action=show_unanswered">'.$lang_common['Show unanswered posts'].'</a></dd>'."\n\t\t\t".'</dl>'."\n";
        }
    }
}
else if ($footer_style == 'viewforum' || $footer_style == 'viewtopic')
{
    echo "\n\t\t\t".'<div class="conl">'."\n";

    // Display the "Jump to" drop list
    if ($pun_config['o_quickjump'] == '1')
    {
        // Load cached quickjump
        @include PUN_ROOT.'cache/cache_quickjump_'.$pun_user['g_id'].'.php';
        if (!defined('PUN_QJ_LOADED'))
        {
            require_once PUN_ROOT.'include/cache.php';
            generate_quickjump_cache($pun_user['g_id']);
            require PUN_ROOT.'cache/cache_quickjump_'.$pun_user['g_id'].'.php';
        }
    }

    if ($footer_style == 'viewforum' && $is_admmod)
        echo "\t\t\t".'<p id="modcontrols"><a href="moderate.php?fid='.$forum_id.'&p='.$p.'">'.$lang_common['Moderate forum'].'</a></p>'."\n";
    else if ($footer_style == 'viewtopic' && $is_admmod)
    {
        echo "\t\t\t".'<dl id="modcontrols"><dt><strong>'.$lang_topic['Mod controls'].'</strong></dt><dd><a href="moderate.php?fid='.$forum_id.'&tid='.$id.'&p='.$p.'">'.$lang_common['Delete posts'].'</a></dd>'."\n";
        echo "\t\t\t".'<dd><a href="moderate.php?fid='.$forum_id.'&move_topics='.$id.'">'.$lang_common['Move topic'].'</a></dd>'."\n";

        if ($cur_topic['closed'] == '1')
            echo "\t\t\t".'<dd><a href="moderate.php?fid='.$forum_id.'&open='.$id.'">'.$lang_common['Open topic'].'</a></dd>'."\n";
        else
            echo "\t\t\t".'<dd><a href="moderate.php?fid='.$forum_id.'&close='.$id.'">'.$lang_common['Close topic'].'</a></dd>'."\n";

        if ($cur_topic['sticky'] == '1')
            echo "\t\t\t".'<dd><a href="moderate.php?fid='.$forum_id.'&unstick='.$id.'">'.$lang_common['Unstick topic'].'</a></dd></dl>'."\n";
        else
            echo "\t\t\t".'<dd><a href="moderate.php?fid='.$forum_id.'&stick='.$id.'">'.$lang_common['Stick topic'].'</a></dd></dl>'."\n";
    }

    echo "\t\t\t".'</div>'."\n";
}

?>
            <p class="conr">Powered by <a href="http://punbb.org/">PunBB</a><?php if ($pun_config['o_show_version'] == '1') echo ' '.$pun_config['o_cur_version']; ?><br />© Copyright 2002–2005 Rickard Andersson</p>
<?php

// Display debug info (if enabled/defined)
if (defined('PUN_DEBUG'))
{
    // Calculate script generation time
    list($usec, $sec) = explode(' ', microtime());
    $time_diff = sprintf('%.3f', ((float)$usec + (float)$sec) - $pun_start);
    echo "\t\t\t".'<p class="conr">[ Generated in '.$time_diff.' seconds, '.$db->get_num_queries().' queries executed ]</p>'."\n";
}

?>
            <div class="clearer"></div>
        </div>
    </div>
</div>