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

	$('sfondoslide').setStyle('opacity',0.74);
	$('laterale1').setStyle('opacity',0.85);
	$('laterale2-1').setStyle('opacity',0.55);
	$('laterale2-2').setStyle('opacity',0.30);
	$('spot').setStyle('opacity',1);
	$('spot').addEvent('mouseover',function(){
	    $('spot').setStyle('background-image', 'url("immagini/video_oro.png")');
	});
	$('spot').addEvent('mouseout',function(){
	    $('spot').setStyle('background-image', 'url("immagini/video_rosa.png")');
	});
});