function image_popup(url, width, height) {
  if (w = window.open(url, 'image', 'width=' + width + ',height=' + height)) {
    w.focus();
    return true;
  }
  return false;
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}