params.setValue(AVKey.LEVEL_ZERO_TILE_DELTA, new LatLon(Angle.fromDegrees(.2d), Angle.fromDegrees(.2d)));
params.setValue(AVKey.SECTOR, Sector.fromDegrees(41.32526397666552, 51.20139642647427, -5.625179091996616, 11.1443951255116));
params.setValue(AVKey.TILE_URL_BUILDER, urlBuilder);
//params.setValue(AVKey.EXPIRY_TIME, new GregorianCalendar(2007, 7, 6).getTimeInMillis());
return new LevelSet(params);
}