Timezone Expert World Time Zone Clock is a software for Windows(compatible with Windows 9X, Me, NT, 2000, XP, 2003) replaces the taskbar's system clock with a list of time zones.Features include:- Show multiple time zone clocks in Windows taskbar.- Time converter for time calculations across timezones- Powerful reminder feature.- Query more than 250 countries and 3000 cities time zone information around the world