Post on 21-Dec-2015
The GMap class exports methods to manipulate the map's center and zoom level and to add and remove overlays (such as GMarker and GPolyline instances). It also exports a method to open an "info window" to display information.http://www.google.com/apis/maps/documentation
Structured information about an address
Google Maps API
http://www.cs.uml.edu/~echo/
Yahoo Maps API
Traffic information overlayOverlay traffic information for given area
http://developer.yahoo.com/maps/ajax/V3.4/example/trafficinfo.html/
Google Maps vs. Yahoo Maps
http://www.sergeychernyshev.com/maps.html