public EpubSpritzer(TextView target, Uri epubPath) {
    super(target);
    mChapter = 0;

    openEpub(epubPath);
    mTarget.getContext().getString(R.string.touch_to_start);
  }
 public void setEpubPath(Uri epubPath) {
   pause();
   openEpub(epubPath);
   mTarget.setText(mTarget.getContext().getString(R.string.touch_to_start));
 }