$().ready(function(){
    $('.attributes select').change(function(){ 
        var $this = $(this);
        var id = $this.closest('tr').attr('id');
        id = id.substr(id.lastIndexOf('-')+1);
        var data = {
            cart_id: id,
            attribute: $this.attr('name').match(/\d+/)[0],
            value: $this.val()
        }
        $.post(Ctrl.Config.baseUrl + '/cart/set-attribute/', {data : JSON.stringify(data) }, function(resp) {
            
        });
        
    });

    $('#paypal-checkout-form').submit(function(){ pageTracker._trackPageview('/checkout') });
    
});