User-agent: *
Disallow: /images/course/
Disallow: /pdfs/
Disallow: /uploads/
Disallow: /images/
Disallow: /*.PDF$
Disallow: /*.DOC$
Allow: /

User-agent: Googlebot-Image
Disallow: /
Disallow: /images/course/
Disallow: /pdfs/
Disallow: /uploads/
Disallow: /images/
Disallow: /*.PDF$
Disallow: /*.DOC$