Hi,
Do the following:
1. On the File menu, click Page Setup.
The Page set up dialog appears.
2. In the Page Setup dialog box, click the Sheet tab.
3. Under print titles, click the Rows to repeat at top box and then click
the row numbet to the left of the worksheet.
Note: [Optional] You can press the Ctrl key and click more than one row to
repeat on the top.
4. Click OK.
Challa Prabhu