User-agent: *
Disallow: /wp-admin/
Disallow: /trackback/
Disallow: /xmlrpc.php
Disallow: /feed/
Disallow: /comments/
Disallow: /*.gif$
Disallow: /*.jpg$
Disallow: /*.jpeg$
Disallow: /*.png$

User-agent: Googlebot-Image
Disallow: /

User-agent: ia_archiver
Disallow: /