Cell phone 3G internet using bluetooth

Hello, after trying many thing i can't connect my Sony Ericsson K850i with my EEE pc 901 in order to transfer the 3G internet connection to from the cell phone (with Bluetooth) to my netbook with cranchy!

so far i am using:

blueman
wicd  (network manager not working with my wifi card)

anyone do that before? or any ideas?

Thank you in advance!