I've had just that 'time zone math' problem for years, which is, why I wrote a small iPhone App just for the purpose of being able to easily lookup this informa

I've had just that 'time zone math' problem for years, which is, why I wrote a small iPhone App just for the purpose of being able to easily lookup this information when on the road. Globetrotter :) http://itunes.apple.com/us/app/globetrotter-timezone-calculator/id355140639?mt=8 http://itunes.apple.com/us/app/globetrotter-timezone-calcula... everytimezone.com looks swell though. Love it.