User-agent: Baiduspider
Disallow: /

User-agent: baiduspider
Disallow: /

User-agent: googlebot
Disallow: /

User-agent: Googlebot
Disallow: /

User-agent: Yahoo Slurp
Disallow: /

User-agent: yahoo slurp
Disallow: /

User-agent: Msnbot
Disallow: /

User-agent: msnbot
Disallow: /