Tax Calculation

Dear Traderji, & Seniors;

I like to know
How to calculate the tax as :

1). I bought 6 shares of Infosys on 12-08-2004 at Rs. 1497,
5 on 08-11-2004 @ Rs.2028,
10 on 02- 12-2004 at Rs 2080 &
5 on 19-04-2005at Rs.1950.
2). Added 26 shares as bonus on 18-07-06.
3). Sold 12 shares on 19-09-2006 at Rs.1824.
4). Received Rs 1540/- as dividend.
5). paid Rs. 454 towards brokerage, STT, service tax etc etc...

Please advice me how to calculate the tax for financial year 2006-07.

Is there any excel sheet or program to calculate the same/

Thanks..........