var message="The images are copyright protected and may not be saved.";
function clickIE6(){
	if (event.button==2){
	alert(message);
	return false;
	}
}

function clickNS4(e){
	if (document.layers||document.getElementById&&!document.all){
		if (e.which==2||e.which==3){
		alert(message);
		return false;
		}
	}
}
if (document.layers){
	document.captureEvents(Event.MOUSEDOWN);
	document.onmousedown=clickNS4;
}
else if (document.all&&!document.getElementById){
	document.onmousedown=clickIE6;
}
document.oncontextmenu=new Function("alert(message);return false")