$dia->setParam('qt',$qt);
$dia->setParam('sort',$sort);
$diaResponse = $dia->search($q, $index, $filterSearch, $from);
$result = json_decode($diaResponse);
if ($output == "xml" || $output == "sol"){
header("Content-type: text/xml; charset=UTF-8");
print $diaResponse;
}else if($output == "rss"){
header("Content-type: text/xml; charset=UTF-8");
$page->RSS();
}else if($output == "ris"){
header("Content-type: application/x-Research-Info-Systems; charset=UTF-8");
header('Content-Disposition: attachment; filename="citation.ris"');
$page->RIS();
}else if($output == "metasearch"){
header("Content-type: text/xml; charset=UTF-8");
$page->MetaSearch();
}else if($output == "js"){
header("Content-type: text/plain; charset=UTF-8");
if (isset($callback) && ereg("^[a-z_]{1,25}$", $callback)){
echo $callback . "(" . $diaResponse . ");";
}else{
echo $diaResponse;
}
}else{
// html output
$page->show();
}
