addNode(doc, channel, "opensearch", "startIndex", "" + start);
addNode(doc, channel, "opensearch", "itemsPerPage", "" + hitsPerPage);
addNode(doc, channel, "nutch", "query", queryString);
if ((hits.totalIsExact() && end < hits.getTotal()) // more hits to show
|| (!hits.totalIsExact() && (hits.getLength() > start + hitsPerPage))) {
addNode(doc, channel, "nutch", "nextPage", requestUrl + "?query="
+ urlQuery + "&start=" + end + "&hitsPerDup=" + hitsPerDup + params);
}