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

User-agent: Googlebot
Disallow: / 

User-agent: msnbot
Disallow: / 

User-agent: Slurp
Disallow: /

User-agent: ia_archiver
Disallow: /

User-agent: Yahoo!Slurp
Disallow: /