User-agent: Mediapartners-Google* 
Disallow:

User-agent: *
Disallow: /admin/
Disallow: /webmail/
Disallow: /cgi-bin/
Disallow: /images/
Disallow: /includes/
Disallow: /preview/
Disallow: /scripts/
Disallow: /resource/
Disallow: /assets/
Disallow: /stats/
Disallow: /test/
Disallow: /tests/
Disallow: /temp/
Disallow: /tmp/
Disallow: /files/