firstly you analysis on Trade stocks on paper before actually trading stocks with real money. Record your stock trades on paper, keeping track of dates of the trades, number of shares, stock prices, profit or loss, including commissions, taxes on dividend, and short or long term capital gains taxes you would have to pay for each trade.
i would go with the suggestion made by that anonymous guy, i.e have good savings in your account.
Also, if you going to invest in the stock market, have a good broker. They will guide to invest your money safe, i.e in the stock market of BSE, NSE or the NCDEX, whether the derivative market, or the stock market.
I would recommend you to go with Religare Online.