NodeSet result = new ExtArrayNodeSet(docs.getLength()); DocumentImpl doc; NodeProxy n;
NodeSet result = new ExtArrayNodeSet(1);
	public Sequence eval(		StaticContext context,		DocumentSet docs,		Sequence contextSequence,		Item contextItem) {		NodeSet result = new ExtArrayNodeSet(docs.getLength());		DocumentImpl doc;		NodeProxy n;		for (Iterator i = docs.iterator(); i.hasNext();) {			doc = (DocumentImpl) i.next();			n = new NodeProxy(doc, -1);			result.add(n);		}		return result;	}