User-Agent:Msnbot
Disallow: /

User-Agent:Msnbot-media
Disallow: /

User-Agent:Msnbot/2.0b
Disallow: /

User-Agent:msnbot
Disallow: /

User-Agent:msnbot-media
Disallow: /

User-Agent:msnbot/2.0b
Disallow: /

User-Agent: *
Crawl-Delay: 20