function docaiji()
 {
     set_time_limit(0);
     import('ORG.Util.Spider');
     $islocal = intval($_POST['islocal']);
     $list_url = trim($_POST['url_list']);
     $charset = trim($_POST['charset']);
     $page_url = trim($_POST['page_list']);
     $act = intval($_POST['act']);
     $field = $_POST['field'];
     $field[] = 'typeid';
     $role = $_POST['role'];
     $role[] = $_POST['typeid'];
     $spider = new spider();
     //支持单页或多页采集
     $spider->islocal = $islocal;
     $spider->addStartUrl($list_url);
     $spider->setCharset($charset);
     $spider->addLayer(0, 'list', $page_url);
     for ($i = 0; $i < count($field); $i++) {
         $spider->addField($field[$i], $role[$i]);
     }
     $spider->run();
     $spider->output();
     $file = $_SERVER['DOCUMENT_ROOT'] . '/dami_caiji.sql';
     $spider->saveSql('dami_article', $file, $act);
 }