User-agent: LinkWalker
Disallow: /

User-agent: LinkWalker/2.0
Disallow: /

User-agent: googlebot
User-agent: Googlebot-Image
Disallow: /cms/modules/extcal/
Disallow: /cms/modules/xfguestbook/
Disallow: /stats/
Disallow: /files/
Disallow: /images/
Disallow: /plesk-stat/