Namespace syNs = Namespace.getNamespace("sy", NS_SY);
Namespace adminNs = Namespace.getNamespace("admin", NS_ADMIN);
//Namespace rdfNs = Namespace.getNamespace("rdf", NS_RDF);
Element rootElem = new Element("rss");
rootElem.addNamespaceDeclaration(dcNs);
rootElem.addNamespaceDeclaration(syNs);
rootElem.addNamespaceDeclaration(adminNs);
rootElem.setAttribute("version", RSS_VERSION);
Element channelElem = new Element("channel");