User-agent: *
Disallow: /

User-agent: msnbot
Disallow:
Disallow: /*.pdf$
User-agent: msnbot-media
Disallow: /

User-agent: Slurp
Disallow:
Disallow: /*.pdf$
Disallow: /*.png$
Disallow: /*.jpg$
Disallow: /*.jpeg$

User-agent: Googlebot-Image
Disallow: / 

User-agent: Googlebot
Disallow:
Disallow: /*.pdf$

User-agent: Mediapartners-Google
Allow: /