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Sidekick 3 trackball..help? - how do you hack your sidekick to get unlimited minutes

I had three of my partner 2 years ago I was with T-Mobile, but Cancle my contract. I hacked my phone so I can not use my Cingular SIM card. But my question is, how to flash the trackball colors, if you received an SMS? As I say not know he had a text, the blue light, usually trackball. I want to do me. Help?