function setFade(object) {
    var fader = new fx.Opacity(object, { duration : 300 });
    fader.setOpacity(0.5);
    fader.now = 0.5;
    
    $(object).onmouseover = function() { fader.clearTimer(); fader.custom(fader.now, 1); };
    $(object).onmouseout  = function() { fader.clearTimer(); fader.custom(fader.now, 0.5); };
}

window.onload = function() {
    setFade('about');
    setFade('resume');
    setFade('demo');
    setFade('links');
}