User-agent: * 
Disallow: /administrator/
Disallow: /cache/
Disallow: /components/
Disallow: /editor/
Disallow: /help/
Disallow: /includes/
Disallow: /language/
Disallow: /mambots/
Disallow: /media/
Disallow: /modules/
Disallow: /templates/
Disallow: /installation/

User-agent: Googlebot

Disallow: /articles/
Disallow: /option,com_akocomment/
Disallow: /system-optimization.html
Disallow: /home-networking.html
Disallow: /wireless-networking.html
Disallow: /virus-and-spyware-removal.html
Disallow: /data-backup-and-recovery.html