<!--
//browser detection
var ua="0";
var vers=navigator.appVersion;
if ((navigator.appName == "Microsoft Internet Explorer") && (navigator.appVersion.substring(0,1) >= 4))
 ua="ie4";
if ((navigator.appName == "Netscape") && (navigator.appVersion.substring(0,1) >= 4))
 ua="ns4";

var imgSwitched="";  
		  
function rollon(imgName) {
	if((imgSwitched != imgName)&&(imgSwitched+'b' != imgName)) {
        if ((ua == "ns4")||(ua == "ie4")) 
        	document[imgName].src = eval(imgName + "_on.src");
    }
}

function rolloff(imgName) {
	if((imgSwitched != imgName)&&(imgSwitched+'b' != imgName)&&(imgSwitched+'top' != imgName)&&(imgSwitched+'left' != imgName)) {
        if ((ua == "ns4")||(ua == "ie4")) 
        	document[imgName].src = eval(imgName + "_off.src");
    }
}

function switchMenuSx(imgName) {
	if ((ua == "ns4")||(ua == "ie4")) 
    	document[imgName].src = menuSx_on.src;
}

// preload immagini banner
		 
        bn_m1_on = new Image();
        bn_m1_on.src = "/eng/img/banner/bn_m1_hi.jpg";
        bn_m1_off = new Image();
        bn_m1_off.src = "/eng/img/banner/bn_m1.jpg";
        bn_m2_on = new Image();
        bn_m2_on.src = "/eng/img/banner/bn_m2_hi.jpg";
        bn_m2_off = new Image();
        bn_m2_off.src = "/eng/img/banner/bn_m2.jpg";
        bn_m3_on = new Image();
        bn_m3_on.src = "/eng/img/banner/bn_m3_hi.jpg";
        bn_m3_off = new Image();
        bn_m3_off.src = "/eng/img/banner/bn_m3.jpg";
        bn_m4_on = new Image();
        bn_m4_on.src = "/eng/img/banner/bn_m4_hi.jpg";
        bn_m4_off = new Image();
        bn_m4_off.src = "/eng/img/banner/bn_m4.jpg";
        //bn_m5_on = new Image();
        //bn_m5_on.src = "/eng/img/banner/bn_m5_hi.jpg";
        //bn_m5_off = new Image();
        //bn_m5_off.src = "/eng/img/banner/bn_m5.jpg";
		bn_m5top_on = new Image();
        bn_m5top_on.src = "/eng/img/banner/bn_m5top_hi.gif";
        bn_m5top_off = new Image();
        bn_m5top_off.src = "/eng/img/banner/bn_m5top.gif";
        bn_m5left_on = new Image();
        bn_m5left_on.src = "/eng/img/banner/bn_m5left_hi.gif";
        bn_m5left_off = new Image();
        bn_m5left_off.src = "/eng/img/banner/bn_m5left.gif";
        
		bn_m1b_on = new Image();
        bn_m1b_on.src = "/eng/img/banner/bn_m1b_hi.jpg";
        bn_m1b_off = new Image();
        bn_m1b_off.src = "/eng/img/banner/bn_m1b.jpg";
        bn_m2b_on = new Image();
        bn_m2b_on.src = "/eng/img/banner/bn_m2b_hi.jpg";
        bn_m2b_off = new Image();
        bn_m2b_off.src = "/eng/img/banner/bn_m2b.jpg";
        bn_m3b_on = new Image();
        bn_m3b_on.src = "/eng/img/banner/bn_m3b_hi.jpg";
        bn_m3b_off = new Image();
        bn_m3b_off.src = "/eng/img/banner/bn_m3b.jpg";
        bn_m4b_on = new Image();
        bn_m4b_on.src = "/eng/img/banner/bn_m4b_hi.jpg";
        bn_m4b_off = new Image();
        bn_m4b_off.src = "/eng/img/banner/bn_m4b.jpg";
        bn_m5b_on = new Image();
        bn_m5b_on.src = "/eng/img/banner/bn_m5b_hi.jpg";
        bn_m5b_off = new Image();
        bn_m5b_off.src = "/eng/img/banner/bn_m5b.jpg";
//-->