window.addEvent('domready', function(){

    // Morphing the list with CSS selectors
    $$('#hs1 li').each(function(el){
        el.set('morph', {
            duration: 200
        }).addEvents({
            mouseenter: el.morph.pass('.hshover', el),
            mouseleave: el.morph.pass('.hsdefault', el)
        });
    });

    // Morphing the list with CSS selectors
    $$('#hs2 li').each(function(el){
        el.set('morph', {
            duration: 200
        }).addEvents({
            mouseenter: el.morph.pass('.hshover', el),
            mouseleave: el.morph.pass('.hsdefault', el)
        });
    });

});