Shameless plug: If your webapp deals with date, time and timezones in the past, present or future, you may want to use TimeNinja[0] - a simple, free REST API, I

Shameless plug: If your webapp deals with date, time and timezones in the past, present or future, you may want to use TimeNinja[0] - a simple, free REST API, I built, for date time conversion and arithmetic which uses historical timezone information to perform required calculations. [0] http://www.timeninja.net http://www.timeninja.net