public SceneObject getStair(String str) {
		if (str.contains("top")) {
			SceneObject Stair = SceneEntities
					.getNearest(new Filter<SceneObject>() {
						public boolean accept(SceneObject entity) {
							return entity.getId() == 36775;

						}
					});

			return Stair;
		}
		if (str.contains("mid")) {
			SceneObject Stair = SceneEntities
					.getNearest(new Filter<SceneObject>() {
						public boolean accept(SceneObject entity) {
							return entity.getId() == 36774;

						}
					});

			return Stair;
		}
		if (str.contains("low")) {
			SceneObject Stair = SceneEntities
					.getNearest(new Filter<SceneObject>() {
						public boolean accept(SceneObject entity) {
							return entity.getId() == 36773;

						}
					});

			return Stair;
		}
		return null;

	}