Kontera
www.Kontera.com
Kontera is another popular contextual link advertising program. When you sign up to serve Kontera ads on your blog, its ContentLink function automatically links contextually relevant keywords in your blog posts to ads. Those keywords appear with a double underline within your existing blog post. Figure shows how Kontera ads look on a blog. When a visitor hovers the mouse cursor over the Kontera linked text, a small bubble box appears and displays an advertisement served by one of Kontera’s advertisers. When a visitor to your blog clicks that advertisement, the advertiser’s Web site opens in the browser. Kontera works harmoniously with Google AdSense and is open to bloggers whose blogs meet the current requirements outlined on the Kontera Web site.
customize other factors, too. Of course, for optimum results, you should monitor keyword performance and write your blog posts with high-performing keywords in mind.
Read more on vikas bhardwaj' s blog