User-agent: *
Crawl-Delay: 1
Disallow: /*.gif$
Disallow: /*.jpg$
Disallow: /*.png$
Disallow: /*.data$
Disallow: /*.image$

User-agent: ia_archiver
Disallow: /

User-agent: Googlebot-Image
Disallow: /

User-agent: Wget*
Disallow: /