if((jsonObj.getInt("rcid"))%8==0)
 {
    Marker marker =  mMap.addMarker(new MarkerOptions()
                 .title(jsonObj.getString("rname"))
                 .snippet(jsonObj.getString("rphone"))                                                                            .position(newLatLng(jsonObj.getDouble("rlang"),jsonObj.getDouble("rlong")))                                       .draggable(true).icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_VIOLET)));
}