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