This is the best thing I've seen in a long long time. I spend most of my days co-ordinating between timezones for my phone calls and this would really make my life much easier. Coming from an NLP background, I can say that the front-end simplicity does mask a whole lot of back-end complexity.<p>Quick question, how're you handling daylight savings? Do you rely on the in-browser JS to figure it out? Or are you using something like moment.JS to handle this for you?