wifi

i have notebook make Compaq and model c707tu.i am using xp sp-2 and using internet via lan connection this connection is provided by my company . i want to use this internet on my mobile via WiFi. my mobile Samsung galaxy pocket .this is android base & version 2.3.6.

in windows 7 this lan internet i am using connectifi software and use internet in my mobile phone but connectifi software is not compatible in xp sp -2 .Please provide me how to connect in xp sp 2 .