function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		menu_display_btn_contacts_over = newImage("inc/img/menu_display-btn_contacts_o.gif");
		menu_display_btn_products_over = newImage("inc/img/menu_display-btn_products_o.gif");
		menu_display_btn_service_over = newImage("inc/img/menu_display-btn_service_ov.gif");
		menu_display_btn_about_over = newImage("inc/img/menu_display-btn_about_over.gif");
		btn_about_over = newImage("inc/img/btn_about-over.gif");
		btn_service_over = newImage("inc/img/btn_service-over.gif");
		btn_products_over = newImage("inc/img/btn_products-over.gif");
		btn_contacts_over = newImage("inc/img/btn_contacts-over.gif");
		btn_contacts_btn_products_over = newImage("inc/img/btn_contacts-btn_products_o.gif");
		btn_kronosbs_over = newImage("immagini/btn_kronosbs-over.gif");
		btn_kronosb_over = newImage("immagini/btn_kronosb-over.gif");
		btn_kronossn_over = newImage("immagini/btn_kronossn-over.gif");
		btn_energy_over = newImage("immagini/btn_energy-over.gif");
		preloadFlag = true;
	}
}

var msg="Il Click del pulsante destro e' disabilitato.\n\n";
function click(e) {
	if (document.all) {
		if (event.button == 2) {
			alert(msg);
			return false;
		}
	}
	else{
	alert(msg);
	return false;
	}

	if (document.layers) {
		if (e.which == 3) {
			alert(msg);
			return false;
		}
	}
}

if (document.layers) {
document.captureEvents(Event.MOUSEDOWN);
}
document.onmousedown=click;
document.oncontextmenu=click;


var omitformtags=["input", "textarea", "select"]

omitformtags=omitformtags.join("|")

function disableselect(e){
if (omitformtags.indexOf(e.target.tagName.toLowerCase())==-1)
return false
}

function reEnable(){
return true
}

if (typeof document.onselectstart!="undefined")
document.onselectstart=new Function ("return false")
else{
document.onmousedown=disableselect
document.onmouseup=reEnable
}