So here is a simple hack to enable internet browsing on your PC without having to buy any device driver. (This is a windows XP tested hack)
- Attach your phone to PC using Data Cable
 - Open Control Panel
 - Double click on the Phone and Modems
 - Under the modems tab click on Add button.
 - Check the don't detect my modem; i will select it from a list option
 - A new window opens having many options on the right side
 - move down the scroll and click on Standard 9600 bps modem.
 - Another window open
 - Select the COM port to which your mobile is attached and click next (e.g COM 1).
 - Thats it. Now you can create a new connection using your new standard 9600 bps modem which is your cellphone modem.