User-agent: *
Disallow: /cache/
Disallow: /sessions/
Disallow: /zoom/
Disallow: /produktpdf/

User-agent: Mediapartners-Google* 
Disallow: 

User-agent: Googlebot
Disallow: /cache/
Disallow: /sessions/
Disallow: /zoom/
Disallow: /produktpdf/