How to change Date and Time in windows XP

Regional and Language Options

You can use the Regional and Language Options tool in Control Panel to customize the way Windows handles dates, times, currency values, and numbers.

To open the Regional and Language Options tool follow the steps below:

1. Click Start--> and then click--> Control Panel.

2. Click Date, Time, Language and Regional Options--> and then click--> Regional and Language Options.

3. To change one or more of the individual settings, click--> Customize.

Change the Date Display:
In the Customize Regional Options dialog box, click--> the Date tab to specify any changes you want to make to the short date and the long date.

If you do not see the format you want in the Short date or Long date boxes, use the following guidelines:

1. To display single-digit numbers without a leading zero, type d for the day setting, type y for the year setting, and type M for the month setting.

2. To display leading zeros with single-digit numbers, type dd for the day setting, type yy for the year setting, and type MM for the month setting.

3. To display the last two digits of the year, type yy for the year setting.

4. To display four digits for the year, type yyyy for the year setting.

5. To display abbreviations for the day or month, type ddd for the day setting and type MMM for the month setting.

6. To display the full name of the day or month, type dddd for the day setting and type MMMM for the month setting.

7. To display additional text, type--> single quotation marks (') around text.