var msg="Right Click Disabled!";
function disableIE(){ 
	if (document.all) {alert(msg);
		return false;}
	}
function disableNS(e) {
	if (document.layers||(document.getElementById&&!document.all)) {
		if (e.which==2||e.which==3) {alert(msg);
			return false;}
	}
}
if (document.layers) {
	document.captureEvents(Event.MOUSEDOWN);document.onmousedown=disableNS;} 
else {
	document.onmouseup=disableNS;document.oncontextmenu=disableIE;}
	document.oncontextmenu=new Function("alert(msg);return false")