parents = null;  accept = null; cancel = null; upFolderButton = null; homeFolderButton = null; newFolderButton = null;  filelist = null;
  public void uninstallComponents(JFileChooser fc)  {    parents = null;    accept = null;    cancel = null;    upFolderButton = null;    homeFolderButton = null;    newFolderButton = null;    filelist = null;  }