User-Agent: *
Disallow: /*.pdf$
Disallow: /*.doc$
Disallow: /*.gif$
Disallow: /*.ppt$
Disallow: /*.exe$
Disallow: /*.ppz$
Disallow: /images/
Disallow: /media/
Disallow: /downloads/
Disallow: /404.shtml
User-agent: Googlebot-Image
Disallow: /