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Disallow: /*.gif$ 
Disallow: /*.jpg$ 
Disallow: /*.pdf$ 
Disallow: /*.doc$ 

User-agent: Googlebot-Image 
Disallow: /

User-agent: *
Disallow: /admin/
Disallow: /cgi/
Disallow: /dog/
Disallow: /images/
Disallow: /jscript/
Disallow: /templates/