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private void blinkText(TextView txtView, long duration, long offset) {

Animation anm1 = new AlphaAnimation(0.0f, 1.0f);

anm1.setDuration(duration);

anm1.setStartOffset(offset);

anm1.setRepeatMode(Animation.REVERSE);

anm1.setRepeatCount(Animation.INFINITE);

txtView.startAnimation(anm1);

    }