var message="Right Click Disabled"; 

function clickIE4(){ 
	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=clickIE4; 
} 

document.oncontextmenu=new Function("alert(message);return false")