(Por favor, clique no mapa para selecionar um fuso horário)
Lista do Fuso Horário em todo o mundo
(click for enlarge)
Freeware, shows current time and date of another time zones,
next to your computer clock.
On mouse over, the full time (with minutes) is diplayed, and comment or date.
By left click, you can open a small windows for display time (& date & comment) on top of all other windows.
You can use many InstantTimeZone at same time, with different color.