var newWin;

function openWindow(url, w, h){
	if (newWin && newWin.closed == false){
		newWin.close();
	}
	var param = "width=" + w + ",height=" + h + ",status=0,scrollbars=0";
	newWin = window.open(url,"RIBON",param);
	newWin.focus();
}