Marker marker = (Marker) model.findOverlay(id);
double lat = Double.valueOf(params.get(clientId + "_lat"));
double lng = Double.valueOf(params.get(clientId + "_lng"));
marker.setLatlng(new LatLng(lat, lng));
map.queueEvent(new MarkerDragEvent(map, marker));
} else if(params.containsKey(clientId + "_stateChanged")) {
String[] centerLoc = params.get(clientId + "_center").split(",");
String[] northeastLoc = params.get(clientId + "_northeast").split(",");
String[] southwestLoc = params.get(clientId + "_southwest").split(",");