<?php if ($footer_logos = $wf->site->has("footer_logos")) : ?>

                                                <ul>
                                                  <?php foreach ($footer_logos as $footer_logo) : ?>
                                                  <li>
                                                        <a href="<?php echo $footer_logo->logo_link; ?>" class="thumbnail">
                                                        <?php echo $footer_logo->logo_image; ?>
                                                        </a>
                                                  </li>
                                                  <?php endforeach; ?>

                                                </ul>

                                                <?php endif; ?>