Как всунуть геокодер в кластер? yandex maps

map = new YMaps.Map(YMaps.jQuery("#YMapsID")[0]);
map.addControl(new YMaps.ToolBar());
map.addControl(new YMaps.Zoom());
map.enableScrollZoom();

map.setCenter(new YMaps.GeoPoint(31.269596,49.10711), 6);
clusterer = new PlacemarkClusterer(map, null, null);

map.removeAllOverlays();
var placemarks = [];

var geopoint = new YMaps.GeoPoint(37.962256,48.045068);
placemarks.push(new YMaps.Placemark(geopoint));

var geopoint = new YMaps.GeoPoint(37.761182,47.988848);
placemarks.push(new YMaps.Placemark(geopoint));

var geocoder = new YMaps.Geocoder("Харцызск");
YMaps.Events.observe(geocoder, geocoder.Events.Load, function (geocoder) {
var geoCoords = geocoder.get(0).getGeoPoint(),geoPlacemark = new YMaps.Placemark(geoCoords);
map.addOverlay(geoPlacemark);
});

clusterer.addOverlays(placemarks);