Nice work. It's simple and functional. I think a lot of people in this thread are underestimating the skill it takes to build something truly simple like this.

Nice work. It's simple and functional. I think a lot of people in this thread are underestimating the skill it takes to build something truly simple like this. I'm not a huge fan of the sound and the sliding panel could be animated a little bit faster. I would also personally vote on dark text on a white background. All in all you've done a good job. Keep it up.