Biker Footprints provides location tracking using Google Latitude
and Google maps. All you need is a Latitude account and Latitude
Biker Footprints provides the following features:
Display your current location and location history as shown on
the example map on the left.
Dead zone hides your location when you are within X miles of the
location you specify.
Guest login allows friends and family to track you. You can
enable/disable this option.
Public access allows anyone with your public access URL to
track you without logging in. You can enable/disable this