User-agent: * 
Crawl-delay: 10 

User-agent: * 
Request-rate: 1/10 

User-agent: googlebot 
Disallow: /images 

User-agent: slurp 
Disallow: /images 

User-agent: msnbot 
Disallow: /images 

User-agent: teoma 
Disallow: /images 

# disallow all others 
User-agent: * 
disallow: /