This is completely free but a little complicated to set up, (well it is for me and I'm still not there yet)
you can register on there forum if you want, you need to know your co-ordinates ie, latitude and longitude, I didn't know mine so asked on the forum, admin came back with my co-ordinates, so when I log on it takes me straight to my own area so I can see a little icon of my daughters van.
You can track as many as you like,
all the software is available to download free from the site.
Download mobile phone tracking software
Java enabled mobile phones
Windows Mobile 5 or 6
Windows Mobile Smart Phones
Windows PPC 2003
Download Laptop PC tracking software
If your Laptop has Bluetooth or a Bluetooth 'dongle' and you have a Bluetooth GPS Receiver, you can now track yourself on the move with your Laptop! [3G Card Required]
Buy a 'hard wired' vehicle tracking unit
Confused with software? Want to protect your vehicles or caravan from theft? Or are you looking for a more professional tracking solution?
www.locatea.net/