去掉你所用模版中文件tpl-product-info-display.php中的如下代码即可
<!--bof Tell a Friend button -->
<?php
if ($flag_show_product_info_tell_a_friend == 1) { ?>
<div id="productTellFriendLink" class="buttonRow forward"><?php echo ($flag_show_product_info_tell_a_friend == 1 ? '<a href="' . zen_href_link(FILENAME_TELL_A_FRIEND, 'products_id=' . $_GET['products_id']) . '">' . zen_image_button(BUTTON_IMAGE_TELLAFRIEND, BUTTON_TELLAFRIEND_ALT) . '</a>' : ''); ?></div>
<?php
}
?>
<!--eof Tell a Friend button -->