I'm red-green colorblind and the dots are extremely hard to see (at least for me). Any chance you might change them to be further apart in color, or use different colors? Blue and red, for instance, would not cause the same issue for me. Love the idea, though!
"Snow HN: ..."<p>I hate it when people try to pull one over on me, but thanks for at least being honest. I have to admit that you're shooting high since the population of bright individuals is pretty high here.
Noticed some console.log statements in the .html source. Isn't this invalid for internet explorer? It would probably stop execution once the error is triggered