http://pf.dev/content/specific-resource-feedback?nid=&title=

<div class="feedback-link">
    <a href="/content/specific-resource-feedback?nid=
<?php $content['nid']) ?>&title= <?php $content['title']) ?>">
Trouble with this resource? Let us know.</a>
    </div>

<div class="feedback-link">
  <a href="/content/specific-resource-feedback?nid=<?php print $node->nid; ?>&title= <?php print $title; ?>">
  Trouble with this resource? Let us know.</a>
</div>