function newWindow(url) {
   newWindow = window.open(url);
}

function popup (url, name, w, h) {
  var details= "toolbar=no,location=no,directories=no,menubar=no,scrollbars=yes,resizeable=yes,status=no,width=" + w + ",height= " + h + " ";
  window.open(url,name,details);
}