managementMenu.add(existingElement);
    private JMenu createManagementMenu()    {        JMenu managementMenu = new JMenu();        initMenuItem(managementMenu, "Manage");        IconManager im = IconManager.getInstance();        managementMenu.setIcon(im.getIcon(IconManager.TRANSPARENT));        managementMenu.add(newElement);        managementMenu.add(existingElement);        managementMenu.add(copyElement);        managementMenu.add(pasteElement);        managementMenu.add(deleteElement);        return managementMenu;    }