static boolean invokeHelp(@NonNls @Nullable String id) {
    if (id == null || "top".equals(id)) id = "startpage";

    ID mainBundle = Foundation.invoke("NSBundle", "mainBundle");
    ID helpBundle = Foundation.invoke(mainBundle, "objectForInfoDictionaryKey:", Foundation.nsString("CFBundleHelpBookName"));
    if (helpBundle.equals(ID.NIL)) {
      return false;
    }

    ID helpManager = Foundation.invoke("NSHelpManager", "sharedHelpManager");
    Foundation.invoke(helpManager, "openHelpAnchor:inBook:", Foundation.nsString(id), helpBundle);
    return true;
  }
static boolean invokeHelp(@NonNls @Nullable String id)