function FindProxyForURL(url, host) {
        if (
	          shExpMatch(host, "*.apple.com") ||
	          shExpMatch(host, "*.itunes.apple.com") ||
	          shExpMatch(host, "*.mzstatic.com") ||
	          shExpMatch(host, "auth.58corp.com")
        ) {
          return "DIRECT";
        }
        return "PROXY 10.253.32.226:8888; DIRECT;";
      }