var button_img_hover = new Array();
button_img_hover['0'] = "images/puls_azienda_on.gif";
button_img_hover['1'] = "images/puls_prodotti_on.gif";
button_img_hover['2'] = "images/puls_dovesiamo_on.gif";
button_img_hover['3'] = "images/puls_comecontattarci_on.gif";
button_img_hover['4'] = "images/puls_home_on.gif";
button_img_hover['5'] = "images/puls_news_on.gif";

var button_img = new Array();
button_img['0'] = "images/puls_azienda_off.gif";
button_img['1'] = "images/puls_prodotti_off.gif";
button_img['2'] = "images/puls_dovesiamo_off.gif";
button_img['3'] = "images/puls_comecontattarci_off.gif";
button_img['4'] = "images/puls_home_off.gif";
button_img['5'] = "images/puls_news_off.gif";


window.addEvent('domready', function(){
	
	$each($$('img.button_img'),function(value, key){
		$('bottone_'+key).addEvent('mouseover',function(){
			var back_img = button_img_hover[key];
			$('bottone_'+key).setProperty('src', back_img);
		});
		$('bottone_'+key).addEvent('mouseout',function(){
			var back_img = button_img[key];
			$('bottone_'+key).setProperty('src', back_img);
		});
	});
		
});