Rooting Samsung galaxy tablet 7.1 version

[gow75]

I want to root my tablet because i am tired of ADS and i found an app that will work but requires to ROOT the device. hope this is the right forum. is their a wiki or a doc that shows instructions on how to ROOT my Samsung galaxy tablet SCH-I800. firmware version is 2.3.5 and hardware version I800.0.3, kernel version is 2.6.35.7. i have been searching without much luck. please help. thanks