1. depending on your laptop/pc OS / find setting on active sync that lets the TP establish connect to the net while conected via USB
2. Use Intenet sharing Service ICS- look up wimowifirouter/look in tp essentials for ICS hack
I wil dig up some links via search
post 11 here has couple inks that may get u started
http://forum.ppcgeeks.com/showthread.php?t=72253&page=2