// make order
function make_order(id) {
   new Ajax.Updater('cart-out', 'request.php', {asynchronous: true, method: 'post', parameters: '&' + Form.serialize('order_form')});
   new Ajax.Updater('order-session', 'request.php', {asynchronous: true, method: 'post', parameters: 'confirm_product=1&'+Form.serialize('order_form')});
   new Ajax.Updater('show-articles-no', 'request.php', {asynchronous: true, method: 'post', parameters: 'show_cart=1'});
}

//delete articles
function update_article(param) {
    new Ajax.Updater('cart-out', 'request.php', {asynchronous: true, method: 'post', parameters: Form.serialize('display-order')});
    new Ajax.Updater('the-cart', 'request.php', {asynchronous: true, method: 'post', parameters: Form.serialize('display-order')});
    if (param == 'final') {
        new Ajax.Updater('the-cart-sidebar', 'request.php', {asynchronous: true, method: 'post', parameters: Form.serialize('display-order-sidebar')});
    }
    new Ajax.Updater('show-articles-no', 'request.php', {asynchronous: true, method: 'post', parameters: 'show_cart=1'});
}

function buy_order() {
    document.buy.submit();
}