{% if options.theme_option_gtm %}
    <!-- Google Tag Manager -->
    <script>
        (function (w, d, s, l, i) {
            w[l] = w[l] || [];
            w[l].push({'gtm.start': new Date().getTime(), event: 'gtm.js'});
            var f = d.getElementsByTagName(s)[0],
                j = d.createElement(s),
                dl = l != 'dataLayer' ? '&l=' + l : '';
            j.async = true;
            j.src = 'https://www.googletagmanager.com/gtm.js?id=' + i + dl;
            f.parentNode.insertBefore(j, f);
        })(window, document, 'script', 'dataLayer','{{ options.theme_option_gtm }}');
    </script>
    <!-- End Google Tag Manager -->
{% endif %}