User-agent: Yandex
Disallow: /*_openstat
Disallow: /*from=adwords
Disallow: /images/
Disallow: /cgi-bin/
Disallow: /tmp/
Host: www.on-system.ru

User-agent: Googlebot
Disallow: /*_openstat
Disallow: /*from=adwords
Disallow: /images/
Disallow: /cgi-bin/
Disallow: /tmp/

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