@Override
  protected void onSaveInstanceState(Bundle state) {
    String url = webView.getUrl();
    if (url != null && url.length() > 0) {
      webView.saveState(state);
      state.putBoolean(WEBVIEW_STATE_PRESENT, true);
    }
  }
Activity to display informational pages to the user in a WebView.

The code for this class was adapted from the ZXing project: http://code.google.com/p/zxing
OCRTest/src/main/java/edu/sfsu/cs/orange/ocr/HelpActivity.java