Nice! I did something pretty much exactly like this 3 years ago. If you are curious, the code is at Github:<p><a href="http://unliker.prealfa.com/" rel="nofollow">http://unliker.prealfa.com/</a>
<a href="https://github.com/adlpz/The-Unliker" rel="nofollow">https://github.com/adlpz/The-Unliker</a><p>Of course, please mind that it was years ago and maybe I wasn't, uhm, so _proficient_ back then ;).