@Override
 public void onAttach(Activity activity) {
   super.onAttach(activity);
   if (activity instanceof CreateAuctionCallbacks) {
     createAuctionCallbacks = (CreateAuctionCallbacks) activity;
   }
 }
 @Override
 public void onActivityCreated(Bundle savedInstanceState) {
   super.onActivityCreated(savedInstanceState);
   updateTitle(getString(R.string.title_create_auction));
 }
 @Override
 public void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
   auctionItem = new AuctionItem();
   pics = new ArrayList<String>();
 }
 @Override
 public void onDetach() {
   super.onDetach();
   createAuctionCallbacks = null;
 }