function handleHeader() {
            
        var cartLinks = document.querySelectorAll('.js-cart');
        cartLinks.forEach(function(link) {
            link.remove();
        });
        
}

if (document.readyState !== 'loading') {
    // if page is already loaded
    handleHeader();
} else {
    // if page is not loaded yet, callback when loaded.
    document.addEventListener('DOMContentLoaded', handleHeader)
}