Not sure if this is the right forum to ask... http://www.google.com/search?hl=en&lr=&safe=off&q=open+source+templates&btnG=Search Look at the first result. Below the usual link, they use about 3 more lines of the top space with "more results" (search design, etc) How are they accomplishing this?
The links are added for sites that are clear authority sites for a particular term. Google uses its toolbar data to determine the most popular pages of the site and shows them as links.