catch (final URISyntaxException e)
{
throw new ParserException(urlString + " is not a valid URI: " + e,
e);
}
final LightInstance lightInstance = new LightInstance(url);
lightInstance.setName(attributes.getValue("name"));
lightInstance.setSid(attributes.getValue("sid"));
this.node.getLightInstances().add(lightInstance);
enterElement(ParserMode.INSTANCE_LIGHT);
}