function openWindow(url, w, h) {
  var options = "width=" + w + ",height=" + h + ",";
      options += "resizable=no,scrollbars=auto,status=no,";
      options += "menubar=no,toolbar=no,location=no,directories=no";
  var newWin = window.open(url, 'newWin', options);
      newWin.focus();
}