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

User-agent: bot*
Disallow: /

User-agent: spider
Disallow: /

User-agent: robot
Disallow: /

User-agent: crawl
Disallow: /

User-agent: Voyager
Disallow: /

User-agent: Voila
Disallow: /

User-agent: MSNBot
Disallow: /

User-agent: Ask
Disallow: /

User-agent: Netcraft
Disallow: /