Bddmed - 3:40 pm on Nov 9, 2010 (gmt 0)

Instant Previews provides a graphic overview of a search result and highlights the most relevant sections, making finding the right page as quick and easy as flipping through a magazine. To use it, click once on the magnifying glass next to the title of any search result and a visual overview of the page will appear on the right.

[googleblog.blogspot.com...]

You can test it here:
[google.com...]