$(document).ready(function () {
    var search = {
        arrival: $('#arrival'),
        duration: $('#num_weeks'),
        adults: $('#adults'),
        children: $('#children'),

        init: function () {
            this.arrival.datepicker({
                buttonImage: 'images/icons/calendar.gif',
                buttonImageOnly: true,
                dateFormat: 'dd-mm-yy',
                showOn: 'both'
            });

        }
    };

    search.init();
});