Clase Snoopy + PHP

Alguien sabe como se utiliza dicha clase?

oo si alguien tiene algun manual o tutorial.?

$snoopy = new Snoopy ( );
$snoopy->agent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)";
$snoopy->referer = "http://jobsearch.monsterboard.nl/Search.aspx?re=515&cy=nl&lid=184&re=14";
$snoopy->rawheaders ["Pragma"] = "no-cache";
$snoopy->maxredirs = 2;
$snoopy->offsiteok = false;
$snoopy->expandlinks = false;
$snoopy->passcookies = true;
$snoopy->set_submit_multipart ();
$snoopy->setcookies ();
$snoopy->fetch( $source );
$html_sector = $snoopy->results;
echo $html_sector;