function popup(theURL, width, height){
	if (!width) width = 300
	if (!height) height = 300
	var popup=window.open(theURL,'help','width=' + width + ',height=' + height + ',toolbar=no,location=no,directories=no,status=no,scrollbars=no,menubar=no,resizable=no');
	popup.focus();
	return false;
}