//----------------------------------------------
  function open_window(url) {
  var Win = null;

  Win = window.open("", "", "toolbar=no, width=549, height=520, directories=no, status=no, scrollbars=no, resize=yes, menubar=no");
  Win.location.href = url;
  }
    function zoom(co) {
  var Win = null;

  Win = window.open("", "", "toolbar=no, width=549, height=480, directories=no, status=no, scrollbars=no, resize=yes, menubar=no");
  Win.location.href = co;
  }