Is there a trip planner that helps include gas stops?

have you ever thought of a gps for 99.00 for a lap top if u have one it comes with the 2006 road atlas to download it calculates how much gas and a bunch of other neat things 2nd choice is magellen but that is at least 1.000 but the gps 2006 road atlas does all of that right from your lap top good luck|||I think Streets and Trips do:)