im sorry if this was posted before i dont have a lot of time and i want to get this working asap for my truck. i have a radioshack pro 164 scanner and i want to know how to program the illinois state police into it. i know its a trunked system and i thought i programmed it but i dont think i did it right. i want to hear district 17 which is lasalle i have the three frequencies but i dont know how to do it the right way. also i know the Lasalle county sheriffs departmart is on a trunked system can i program that into my scanner too? instructions would be good thanks cody