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Welcome to the Time Zone Israel Home Page !

Israel is the only country in the world that uses the Daylight Saving Time and do not have a fixed date for it.

This creates a very unique problem: most computers in Israel are not correctly set.

Now this is not a big problem for most persons. The clock is correctly set, everything seems to be OK. On the first day of the Summer time, anyway we have to go round the house and check every clock. Ditto when we return to Standard time. Usually, the time has to be manually ajusted. In addition, one other day the time may jump by one hour (accompanied by a message that nobody really understand, stating that the Daylight Saving Time is over, or starting).

For companies working with a large number of computers, this may be a problem. In Microsoft Outlook, the Calendar times are always transformed in GMT format. When somebody in Jerusalem (at GMT+02) sets a Conference Call with somebody in Tokyo (at GMT+09), Outlook knows how to translate the time so that if the call shows at 10:00 in the morning in Jerusalem, it will show at 17:00 for the Japanese. If the computer in Israel is not correctly set, somebody will miss his call...

On a smaller scale, if 2 colleagues working in the same office have different settings, they will have a similar problem.

So now, What I propose is a simple program that simply checks the settings and correct them. Here are a few remarks:

TZI Introduction The program displays first a small introduction page.

Clicking on the "Next" Button displays a warning for Outlook users: changing the TimeZone definition may affect Calendar meeting.

TZI Outlook Warning

Here are a few samples of the results that can be obtained:

This is what is shown right after you install Windows: no Daylight Saving Time at all.

In this case, there will be a problem with meetings...

These are the dates for the previous year (2000).

This is when the time changes "out of the blue" on your computer. It may also affect the Outlook Calendar, for two short periods.

This is the correct definition, assuming we are in the DST period.

As a private visitor, you are free to use this program on your computer. You do not have to update your definitions if you don't want. Also, make sure you are running the good version (Every year a different program).

Companies can get a customized version for a very modest fee. Customization includes:

  • The Company logo.
  • The Company introduction and Outlook warning.
  • The possibility to select the language.
  • The possibility to run the program silently (ideal for system administrators).
  • A multi-year program.
Send me an e-mail if you are interested.

Click Here To Download TZI version 2001.1


This page went on the air on August 12, 2001. Since then, I have received visitors
- Last update: August 31, 2001.
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