I used this code:
and it worked straight off. Hope that helps<!--bof shopping cart totals in header-->
<li><a href="<?php echo zen_href_link(FILENAME_SHOPPING_CART, '', 'NONSSL'); ?>"><span class="last"><?php echo HEADER_TITLE_CART_CONTENTS;?>
:
<?php $header_cart = $currencies->format($_SESSION['cart']->show_total());
echo $header_cart;
?>
<br class="clearBoth" />
</span></a></li>
<!--eof shopping cart totals in header-->




