$r->addCookies(array('MyCookie' => 'foobar'));
$r->addQueryData(array('gq'=>'foobar','gi'=>10));
$r->addPostFields(array('pq'=>'foobar','pi'=>10));
$r->addCookies(array('MyCookie' => 'foobar'));
$r->addQueryData(array('gq'=>'foobar','gi'=>10));
$r->addPostFields(array('pq'=>'foobar','pi'=>10));