if (window.eComEventTarget) {
    window.eComEventTarget.addEventListener('cart:add', function (event) {
        if (XMLHttpRequest) {
            var xhr = new XMLHttpRequest(),
                registerUrl = event.detail.cart.registerSessionUrl;
            xhr.open('GET', registerUrl, true);

            xhr.addEventListener('load', function() {
                if (xhr.status > 200 || xhr.status >= 300) {
                    console.warn(xhr.statusText, xhr.responseText);
                }
            });

            xhr.send();
        }
    })
}