window.addEvent('domready',function() {
$$('.links').each(function(el, i) {
var ExampleFx = new Fx.Style(el, 'opacity', {
wait: false,
duration: 250,
transition: Fx.Transitions.Quart.easeInOut
});
el.addEvent('mouseenter', function() { ExampleFx.start(1, 0.6); });
el.addEvent('mouseleave', function() { ExampleFx.start(0.6, 1); });
});
});