<?php foreach ((array)$node->field_youtubevideo['und'] as $item) { ?>
                <a class="youtube colorbox-load" href="http://www.youtube.com/embed/<?php print $item['value'] ?>?width=1024&height=724&iframe=true&rel=0&wmode=transparent"><img class="group1 youtubeplay" src="http://img.youtube.com/vi/<?php print $item['value'] ?>/0.jpg" alt="Видео <?php print $node->title ?>" width="153" height="90"/></a>                    
        <?php } ?></p>