<!--
livelloattivo=0;
NS4 = (document.layers);
IE4 = (document.all);
ver4 = (NS4 || IE4);   
isMac = (navigator.appVersion.indexOf("Mac") != -1);
isMenu = (NS4 || (IE4 && !isMac));
if (!ver4) event = null;
agent = navigator.userAgent
browser = 0
selected = ''
if (agent.indexOf("a/3",1) == 6 || agent.indexOf("a/4",1) == 6) {browser = 1} else {browser = 0}
if (browser == 1) {
bottone1_n = new Image(50,50);
bottone1_h = new Image(50,50);
bottone1_n.src = "images/bottone1_off.jpg";
bottone1_h.src = "images/bottone1_on.jpg";
bottone2_n = new Image(50,50);
bottone2_h = new Image(50,50);
bottone2_n.src = "images/bottone2_off.jpg";
bottone2_h.src = "images/bottone2_on.jpg";
bottone3_n = new Image(50,50);
bottone3_h = new Image(50,50);
bottone3_n.src = "images/bottone3_off.jpg";
bottone3_h.src = "images/bottone3_on.jpg";
bottone4_n = new Image(50,50);
bottone4_h = new Image(50,50);
bottone4_n.src = "images/bottone4_off.jpg";
bottone4_h.src = "images/bottone4_on.jpg";
bottone5_n = new Image(50,50);
bottone5_h = new Image(50,50);
bottone5_n.src = "images/bottone5_off.jpg";
bottone5_h.src = "images/bottone5_on.jpg";
bottone6_n = new Image(50,50);
bottone6_h = new Image(50,50);
bottone6_n.src = "images/bottone6_off.jpg";
bottone6_h.src = "images/bottone6_on.jpg";
bottone7_n = new Image(50,50);
bottone7_h = new Image(50,50);
bottone7_n.src = "images/bottone7_off.jpg";
bottone7_h.src = "images/bottone7_on.jpg";
}

function nt4(img) {
if (agent.indexOf("WinNT") == -1) {
return;
} 
else {
document.images[img].src = eval(img + "_n.src")
}
}

function pass(prima,tipo) {
if (browser == 1) {
if (tipo == 'h') {
if (prima != selected) {
nt4(prima)
document.images[prima].src = eval(prima + "_h.src");
}
}
if (tipo == 'n') {
if (prima != selected) {
nt4(prima)
document.images[prima].src = eval(prima + "_n.src");
}
}
}
}
// -->