Twitter bootstrap+font-awesome buttons for Wordpress post tags

tw-wp-post-tags.php

<footer>
<?php
  if (get_the_tags()) $posttags = get_the_tags();
  if ($posttags) {
    $tagging = '';
    foreach($posttags as $tag) {
      $tagging = $tagging . '<a class="btn btn-action btn-mini" href="?tag='.$tag->slug.'"><i class="icon-tag"></i> '.$tag->name .'</a>'. ' ';
    }
  }
?>
<?php // Display the tags ?>
<p>Tags: <?php echo $tagging; ?></p>
</footer>