function getURLVar(key) {
    var value = [];

    var query = String(document.location).split('?');

    if (query[1]) {
        var part = query[1].split('&');

        for (i = 0; i < part.length; i++) {
            var data = part[i].split('=');

            if (data[0] && data[1]) {
                value[data[0]] = data[1];
            }
        }

        if (value[key]) {
            return value[key];
        } else {
            return '';
        }
    } else {
        var query = String(document.location.pathname).split('/');
        if (query[query.length - 1] == 'cart') value['route'] = 'checkout/cart';
        if (query[query.length - 1] == 'checkout') value['route'] = 'checkout/checkout';

        if (value[key]) {
            return value[key];
        } else {
            return '';
        }
    }
}