}
} else if (typeName.equalsIgnoreCase("ellipsoid")) {
selector = new EllipsoidRegionSelector(oldSelector);
player.print("Ellipsoid selector: left click=center, right click to extend");
} else if (typeName.equalsIgnoreCase("sphere")) {
selector = new SphereRegionSelector(oldSelector);
player.print("Sphere selector: left click=center, right click to set radius");
} else if (typeName.equalsIgnoreCase("cyl")) {
selector = new CylinderRegionSelector(oldSelector);
player.print("Cylindrical selector: Left click=center, right click to extend.");
} else if (typeName.equalsIgnoreCase("convex") || typeName.equalsIgnoreCase("hull") || typeName.equalsIgnoreCase("polyhedron")) {