Conditoinnal display of slideshow in node.tpl

Hi

i use cck formatters to add a playlist for jwrotator via swftools , and i display it in custom node.tpl like this :

<div id="diapo_fiche">
<?php foreach ((array)$node->field_diapo_fiche_flash as $item){ ?>
 <?php print $item['view'] ?>
<?php } ?>

 </div>

how could i do for dont display the slideshow if no images are added in cck fields ?

thanks