/ set the session cookie parameters
   if (function_exists('session_set_cookie_params')) {
    session_set_cookie_params(0, $cookie_path, $cookie_domain);
  } elseif (function_exists('ini_set')) {
    ini_set('session.cookie_lifetime', '0');
    ini_set('session.cookie_path', $cookie_path);
    ini_set('session.cookie_domain', $cookie_domain);
  }

if (function_exists('session_set_cookie_params')) {
     session_set_cookie_params(0, substr(DIR_WS_CATALOG, 0, -1));
}

/ set the session ID if it exists
   if (isset($HTTP_POST_VARS[tep_session_name()])) {
     tep_session_id($HTTP_POST_VARS[tep_session_name()]);
   } elseif ( ($request_type == 'SSL') && isset($HTTP_GET_VARS[tep_session_name()]) ) {
     tep_session_id($HTTP_GET_VARS[tep_session_name()]);
   }

// start the session
  $session_started = false;
  if (SESSION_FORCE_COOKIE_USE == 'True') {
    tep_setcookie('cookie_test', 'please_accept_for_session', time()+60*60*24*30, $cookie_path, $cookie_domain);

    if (isset($HTTP_COOKIE_VARS['cookie_test'])) {
      tep_session_start();
      $session_started = true;
    }
  } elseif (SESSION_BLOCK_SPIDERS == 'True') {
    $user_agent = strtolower(getenv('HTTP_USER_AGENT'));
    $spider_flag = false;

    if (tep_not_null($user_agent)) {
      $spiders = file(DIR_WS_INCLUDES . 'spiders.txt');

      for ($i=0, $n=sizeof($spiders); $i<$n; $i++) {
        if (tep_not_null($spiders[$i])) {
          if (is_integer(strpos($user_agent, trim($spiders[$i])))) {
            $spider_flag = true;
            break;
          }
        }
      }
    }

    if ($spider_flag == false) {
      tep_session_start();
      $session_started = true;
    }
  } else {
    tep_session_start();
    $session_started = true;
  }

// set SID once, even if empty
  $SID = (defined('SID') ? SID : '');