We all are familiar with USB Tethering due to which our PC uses phone's mobile data.REVERSE TETHERING will help you to use your PC'S internet on your mobile.All credit goes to capslock66 on XDA.Here's link for more information about reverse tethering and its downloads : http://forum.xda-developers.com/showthread.php?t=1371345. So enjoy high speed mobile surfing just like that of WiFi!!!