protected final static void showErrorDialog(String message, Throwable e) { showErrorDialog(JikesRVMLauncherMessages.getString("JikesRVMLauncher.dialog.title"), message, e);
protected final static void showErrorDialog(String message) { showErrorDialog(message, null);
  protected final static void showErrorDialog(String message, Throwable e) {    showErrorDialog(JikesRVMLauncherMessages.getString("JikesRVMLauncher.dialog.title"),		    message, e);  }