geo
GeoNames ajax address autocomplete (JSON)
This script returns a list of placenames for a given postalcode. The result is using the JSON format to overcome the problems with loading xml data from an other server. It is thus possible to use th ...
Mapbox: the jQuery Map
Map Plugin for jQuery that allows anyone to create zoomable, draggable maps or landscapes on a small scale.
Using Firefox Geolocation API
You can base your language locale on that data or show certain products in your store based on the Firefox user's location.