Hi Sanjiv,
If you are using XL2003..
1. select all cells on your worksheet by clicking the grey box top left
corner of your sheet (jsut above Row 1 and to the left of Column A)
2. Right click and selet Format Cells from the menu
3. Select the Protection Tab and uncheck the Locked box and click ok
4. Select the Range that you want to protect
5. Right click again, Select Protection and Locked box. Click ok. (this will
lock the range)
6. Select Tools from the menu bar and Protection, Protect Sheet. Uncheck the
Select Locked Cells box.
7. Enter a Password, Click Ok.
8. Enter the Password again, Click ok.
And that's it.
Hope this helps.
Regards,
Gav.