<ul class="back">
<li><?php echo '<a href="' . HTTP_SERVER . DIR_WS_CATALOG . '">'; ?><?=zen_image(DIR_WS_TEMPLATE.'images/'.'/bottonehome.gif')?></a></li>

<?php if ($_SESSION['customer_id']) { ?>
<li><a href="<?php echo zen_href_link(FILENAME_LOGOFF, '', 'SSL'); ?>"><?=zen_image(DIR_WS_TEMPLATE.'images/'.'/bottonelogoff.gif')?></a></li>
<li><a href="<?php echo zen_href_link(FILENAME_ACCOUNT, '', 'SSL'); ?>"><?=zen_image(DIR_WS_TEMPLATE.'images/'.'/bottoneaccount.gif')?></a></li>
<?php
} else {
if (STORE_STATUS == '0') {
?>
<li><a href="<?php echo zen_href_link(FILENAME_LOGIN, '', 'SSL'); ?>"><?=zen_image(DIR_WS_TEMPLATE.'images/'.'/bottonelogin.gif')?></a></li>
<?php } } ?>

<?php if ($_SESSION['cart']->count_contents() != 0) { ?>
<li><a href="<?php echo zen_href_link(FILENAME_SHOPPING_CART, '', 'NONSSL'); ?>"><?=zen_image(DIR_WS_TEMPLATE.'images/'.'/bottonecarrello.gif')?></a></li>
<li><a href="<?php echo zen_href_link(FILENAME_CHECKOUT_SHIPPING, '', 'SSL'); ?>"><?=zen_image(DIR_WS_TEMPLATE.'images/'.'/bottoneconfermaordine.gif')?></a></li>
<?php }?>
</ul>

Aiutatemi per favore...grazie!