User-agent: *
Disallow: 

User-agent: Mediapartners-Google
Disallow: 

user-agent: GoogleBot-Image
Disallow: 

user-agent: AdsBot-Google
Disallow: 

user-agent: Inktomi-Slurp
Disallow: 

user-agent: Yahoo!-Slurp
Disallow: 

user-agent: MSNBot 
Disallow: