function gtag_report_conversion(url) { var callback = function () { if (typeof(url) != 'undefined') { window.location = url; } }; gtag('event', 'conversion', { 'send_to': 'AW-482455739/4G60CIXmwe8BELvhhuYB', 'event_callback': callback }); return false; } document.querySelectorAll(".add_to_cart_button").forEach(el => { el.addEventListener("click", gtag_report_conversion.bind(this, undefined)); });