Sort an array of JSON Objects in JavaScript

    <script type="text/javascript">
        var country = [
        {
            name: 'India',
            census: 1000
        },
        {
            name: 'Australia',
            census: 1500
        },
        {
            name: 'USA',
            census: 200
        }];
        var msg = "";
        for (var i in country) {
            msg += (country[i].name + "-" + country[i].census) + "\n";
        }
        alert(msg);
        msg = "";
        var sorted_country = Sort(country, 'name');
        for (var i in sorted_country) {
            msg += (sorted_country[i].name + "-" + sorted_country[i].census) + "\n";
        }
        alert(msg);
        function Sort(array, key) {
            return array.sort(function (a, b) {
                var x = a[key];
                var y = b[key];
                return ((x < y) ? -1 : ((x > y) ? 1 : 0));
            });
        }
    </script>