modifyControl = new ModifyFeature(vectorLayer, featureOptions);
map.addControl(modifyControl);
placeMarkerAtStoreLocation(map);
map.addMapMoveEndListener(new MapMoveEndListener() {
@Override
public void onMapMoveEnd(MapMoveEndEvent eventObject) {
Bounds extent = map.getExtent();
extent.transform(DEFAULT_PROJECTION, new Projection("EPSG:900913"));