Google Related Links is a new gadget for webmasters to show related links for any webpage. Ideally, webmasters use plugins or tweaking to show related content on webpage. This Google gadgets allows you to show related link and related search keywords for Google Search.
So, besides increasing your pageviews it can result is greater Google searches thereby increasing your Adsense for Search revenue. You can try the demo by entering any specific URL, its title and domain URL. Results for sure are neat along with search engine suggestion. Try Google Related links
Note: Currently this service is in invite only mode: you need to email at “relatedlinks@google.com” stating your Gmail address, website domains and approximate pageviews per day.