As always, please uninstall all existing versions of Deep Zoom Composer before installing the new version.
A few months ago, we asked you what you all wanted to see in Deep Zoom Composer, and a lot of you gave some really great ideas. The following sections highlight just a small list of the new features we’ve added and improved based on your ideas, and our subsequent blog posts will delve into these features in greater detail.
Navigation Support
A common request has been around doing more with your Deep Zoom images than just being able to zoom in and out on them. In this release, we have introduced some cool navigation features which allow you to navigate between images or areas of images in a web/hyperlink-like fashion. You can also link images to external URLs as well.
Full Article – http://blogs.msdn.com/expression/archive/2009/06/19/deep-zoom-composer-june-2009-preview.aspx