if ((node == null) || (id == null)) {
if ((node == null) || (id == null) || id == Undefined.instance) {
    public Object jsFunction_get(Object id) {        if ((node == null) || (id == null)) {            return null;        }        Object n = null;        if (id instanceof Number) {            n = node.getSubnodeAt(((Number) id).intValue());        } else {            n = node.getChildElement(id.toString());        }        if (n == null) {            return null;        } else {            return Context.toObject(n, core.global);        }    }