public void changeLAF(int iLAFIndex) {
    try {
      // Change LAF
      if (iLAFIndex >= marrLaf.length) iLAFIndex = marrLaf.length - 1;
      UIManager.setLookAndFeel(
          (LookAndFeel) Class.forName(marrLaf[iLAFIndex].getClassName()).newInstance());

      // Update UI
      ((JMenuItem) mvtLAFItem.elementAt(iLAFIndex)).setSelected(true);
      SwingUtilities.updateComponentTreeUI(this);
      SwingUtilities.updateComponentTreeUI(mnuMain);
      WindowManager.updateLookAndField();

      // Store config
      try {
        Hashtable prt = Global.loadHashtable(Global.FILE_CONFIG);
        prt.put("LAF", String.valueOf(iLAFIndex));
        Global.storeHashtable(prt, Global.FILE_CONFIG);
      } catch (Exception e) {
      }
    } catch (Exception e) {
      e.printStackTrace();
      MessageBox.showMessageDialog(this, e, Global.APP_NAME, MessageBox.ERROR_MESSAGE);
    }
  }