Sgt_Kickaxe - 5:02 am on Jun 4, 2011 (gmt 0)

To block image indexing in Google add this to your robts.txt file.

User-agent: Googlebot-Image Disallow: /

To block image indexing in yahoo add this to your robts.txt file.

User-agent: Yahoo-MMCrawler Disallow: /

To block image indexing in Picsearch add this to your robts.txt file.

User-agent: psbot Disallow: /

To block image indexing in MSN/Bing add this to your robts.txt file.

User-agent: msnbot Disallow: /*.jpg$ Disallow: /*.jpeg$ Disallow: /*.gif$ Disallow: /*.png$

To block access to your /images folder add this to robots.txt

User-agent: * Disallow: /images

This all assumes a well behaved crawler.