/** Sets the window position and dimenstions */
  private static void initialize() {
    Main.setClosing(false);
    Main.setCardIcon(Main.lightsOutCard, "lightsOut", "selected");
    LightsOut.setDifficulty(defaultDifficulty);

    mainWindowX = Main.getWindowPositionX();
    mainWindowY = Main.getWindowPositionY();
    mainWindowW = Main.getWindowDimensionsW();
    mainWindowH = Main.getWindowDimensionsH();

    windowW = 600;
    windowH = mainWindowH;
    windowX = (mainWindowX + mainWindowW + 20);
    windowY = (mainWindowY);
  }
 /**
  * Sets the difficulty to the given parameter
  *
  * @param diff Difficulty
  */
 private static void setDifficulty(String diff) {
   LightsOut.setDifficulty(diff);
 }