User-agent: Googlebot
Disallow:

User-agent: Googlebot-Image
Disallow:

User-agent: Googlebot-Mobile
Disallow:

User-agent: Mediapartners-Google
Disallow:

User-agent: Yahoo! Slurp
Disallow:

User-agent: msnbot
Disallow:

User-agent: Scooter
Disallow:

User-agent: ia_archiver
Disallow:

User-agent: *
Disallow: /