User-agent: Mediapartners-Google*
Disallow:

User-agent: googlebot-image
Disallow: /images/photos/

User-agent: psbot (picsearch)
Disallow: /images/photos/

User-agent: Yahoo-MMCrawler
Disallow: /images/photos/

User-agent: googlebot
Disallow: /cgi-bin/

User-agent: *
Disallow: /cgi-bin/