GSM, GPS and Arduino , google map

hi my project is use GSM, GPS and Arduino for tracking system , how I can change the bing map to google map?

strcpy(message, "http://www.bing.com/maps?"); strcat(message, "lvl=17&style=r&sp=point."); dtostrf(gps.location.lat(), 1, 6, latitude); strcat(message,latitude); strcat(message,"_"); dtostrf(gps.location.lng(), 1, 6, longitude); strcat(message,longitude);