FlightStatus -Retrieve from the Internet live Flight Status for most all commercial flights which operate in the U.S.
Over 70 airlines are supported. All you need to know is the airline and the flight number.
Flight Status will do the rest
GPS master is another FREE program to connect your Palm Handheld device to a Garmin/NMEA GPS-receiver.
This is the only freeware program with wide range of GPS functions available