window.addEvent('domready', function() {
    var toggles = $$('.nav-toggler');

    var accordion = new Accordion(toggles, '.nav-list', { show: 0, opacity: false, alwaysHide: true, show: -1,
        onActive: function(toggler, element) {
            toggler.src = "/img/ecommerce/arrow-up.gif";
        },
        onBackground: function(toggler, element) {
            toggler.src = "/img/ecommerce/arrow-down.gif";
        }
    });



    toggles.each(function(toggler) {
        toggler.addEvent('mouseover', function() {
            this.fireEvent('click');
        });
    });
});