function openWindow() { //v1.0
  var args = openWindow.arguments;
  var theURL = args[0];
  var winName = (args[1]) ? args[1] : 'popup';
  var width = (args[2]) ? args[2] : 500;
  var height = (args[3]) ? args[3] :  200;
  var features = (args[4]) ? "" : "toolbar=no,location=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,";
  features = features + "width=" + width + ",height=" + height;
  var w = window.open(theURL,winName,features);
  w.focus();
  return w;
}

function showHide(id, show) {
  if (document.all){
    if (show) {
      document.all[id].style.display = '';
    } else {
      document.all[id].style.display = 'none';
    }
  } else if (document.getElementById){
    if (show){
      document.getElementById(id).style.display = 'block';
    } else {
      document.getElementById(id).style.display = 'none';
    }
  }
}