User-agent: Yandex
Crawl-delay: 5

User-agent: StackRambler
Disallow: /

User-agent: StackRambler
Crawl-delay: 30

User-agent: *
Disallow: /admin/
Disallow: /blocks/
Disallow: /config/
Disallow: /function/
Disallow: /modules/
Disallow: /templates/
Disallow: /javascripts/