User-agent: Googlebot-Image
Disallow: /pic/
Disallow: /scripts/
Disallow: /files/

User-agent: Mediapartners-Google*
Disallow: /pic/
Disallow: /scripts/
Disallow: /files/

User-agent: googlebot
Disallow: /pic/
Disallow: /scripts/
Disallow: /files/