$find=do_search($keys,'node','INNER JOIN {node} n ON n.nid = i.sid '.$join1.' INNER JOIN {users} u ON n.uid = u.uid',$conditions1.(empty($where1)?'':' AND '.$where1),$arguments1,$select2,$join2,$arguments2);
$find=do_search($keys,'node','INNER JOIN {node} n ON n.nid = i.sid '.$join1,$conditions1.(empty($where1)?'':' AND '.$where1),$arguments1,$select2,$join2,$arguments2);