jMaps is very handy jQuery plugin to Manage Google maps. jMaps provides a really easy API to create and manage multiple google maps on any page.
Features
- Geocode and reverse any valid address in the world via Google’s geocoding API
- Search for directions to and from any location
- Add and remove Markers
- Add and remove polygons and polylines
- Add and remove graphic layers on the map
- Add and remove Google adsense layers
- Add and remove Traffic layers
- Get information back such as map center, map size, map type, etc
Its released under MIT License.
Website: http://code.google.com/p/jmaps/