(function() {
  var archive_list, disclosure_widget;
  disclosure_widget = ((document.getElementById("sidebar")).getElementsByTagName("h1"))[0];
  archive_list = (disclosure_widget.parentNode.getElementsByTagName("ul"))[0];
  disclosure_widget.onclick = function() {
    if (disclosure_widget.className === "opened") {
      disclosure_widget.className = "closed";
      return archive_list.style.display = "none";
    } else {
      disclosure_widget.className = "opened";
      return archive_list.style.display = "block";
    }
  };
}).call(this);