refine_cell.setAttribute('href', '#');
refine_cell.setAttribute('onclick', 'refine_query(this)');
body.appendChild(refine_cell);
refine_cell.setAttribute('href', '#');
refine_cell.setAttribute('onclick', 'refine_query(this)');
body.appendChild(refine_cell);
xsearch.onreadystatechange=search_started;
xsearch.open("GET", url);
xsearch.send(null);
xsearch.onreadystatechange=search_started;
xsearch.open("GET", url);
xsearch.send(null);