var message="www.suphanburi.go.th";

function click(e) { 
	if (document.all) { 
		if (event.button == 2) { 
			alert(message); 
			return false; 
		} 
	} 
	if (document.layers) { 
		if (e.which == 3) { 
			alert(message); 
			return false; 
		} 
	} 
} 

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