throw new NoSuchElementException();
        }
        indexToRemove = currentIndex;
        E result = element(currentIndex);
        currentIndex = getSuccessor(currentIndex);
        return result;
      }

      @Override
      public void remove() {
        checkForConcurrentModification();
        checkRemove(indexToRemove >= 0);
        incrementExpectedModCount();

          throw new NoSuchElementException();
        }
        indexToRemove = currentIndex;
        E result = element(currentIndex);
        currentIndex = getSuccessor(currentIndex);
        return result;
      }

      @Override
      public void remove() {
        checkForConcurrentModification();
        checkRemove(indexToRemove >= 0);
        incrementExpectedModCount();

        private int currentIndex = 0;

        void addConnection(HttpURLConnection conn) {
            connections.add(conn);
        }

        @Override
        protected URLConnection openConnection(URL u) throws IOException {
            if (currentIndex < connections.size()) {
                return connections.get(currentIndex++);
            }

      checkForConcurrentModification();
      if (!hasNext()) {
        throw new NoSuchElementException();
      }
      indexToRemove = currentIndex;
      T result = getOutput(currentIndex);
      currentIndex = getSuccessor(currentIndex);
      return result;
    }

    @Override
    public void remove() {
      checkForConcurrentModification();
      checkRemove(indexToRemove >= 0);

      checkForConcurrentModification();
      if (!hasNext()) {
        throw new NoSuchElementException();
      }
      indexToRemove = currentIndex;
      T result = getOutput(currentIndex);
      currentIndex = getSuccessor(currentIndex);
      return result;
    }

    @Override
    public void remove() {
      checkForConcurrentModification();
      checkRemove(indexToRemove >= 0);

                // Mouse leave handler
                $liEle.on("mouseleave", function () {
                  var $this = $(this);
                  var currentIndex = $this.closest("ol").children("li").index(this) + 1;
                  if (listSelNum === currentIndex) {
                    applyListItemStyle($this, false);
                    $this.attr("aria-selected", "false");
                    listSelNum = 0;