Track and Trace
You can also use BaseNav Navigation software for Track and Trace in Google Maps.
For User guide and Download, see: Navigate
To use Track and Trace if you need to create an account.
See: Create account
Your account name will be your e-mail address. You also receive two passwords. One to use in your navigation software to send position information to the server, and another to send to your friends so they can follow you though Google Maps
The internet link to send to your friends, would look like this:
http://www.basenav.com/basenav/followme.html?username=youremail&password=yourpassword