<?php
$current_user_id = get_current_user_id();
$user = wp_get_current_user();
$customer_number = get_field('customer_number', 'user_' . $current_user_id);
?>
<?php if ($customer_number) : ?>
<iframe id="order-status-center" name="order-status-center" src="https://orders.republicstorage.com/?key=<?php echo get_key() ?>&custnum=<?php echo $customer_number ?>" title="Republic Order Status Center" width="100%" height="150%"></iframe>
<?php endif; ?>