User-agent: Mediapartners-Google*
Disallow:

User-agent: *
Disallow: 

User-agent: Yandex
Crawl-delay: 4
Disallow: 

User-agent: Googlebot
Crawl-delay: 4
Disallow:

User-agent: StackRambler
Crawl-delay: 4
Disallow: 

User-agent: Mail.ru
Crawl-delay: 4
Disallow: 

User-agent: Nigma
Crawl-delay: 4
Disallow: 

User-agent: Yahoo! Slurp
Crawl-delay: 4
Disallow: 

User-agent: MSNBot
Crawl-delay: 4
Disallow: 

User-agent: ia_archiver
Crawl-delay: 4
Disallow: