var message = "\nRight click has been disabled.\n";

function clickIE4()
{
	if(event.button==2)
	{
		alert(message);
		return false;
	}
}

function clickNS4()
{
	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")