window.onerror = HandleError

function HandleError(message, url, line) {
  var str = "An error has occurred in this dialog." + "\n\n"
  + "Error: " + line + "\n" + message;
  alert(str);
  window.close();
  return true;
}
function url_select(item) {
	document.location.href='../'+item.options[item.selectedIndex].value;
}