As a blog reader, sometimes you just want to comment on one really great or one really annoying sentence the writer has included in a post. In most cases you would put what the writer said in quotations and then add your remarks below it as to show exactly what you’re commenting on. Well, enough of that. Just insert one line of javascript into your web page and viola, you have LineBuzz. Now as a reader all you have to do is highlight the line you want to comment on and then leave your comment in a pop-up window. The lines that have been commented on will be underlined so other readers will know and be able to read and reply to those comments. Confused yet? Here’s my screencast tour of LineBuzz:

Flash Demo 2m11s

(Source:  StartupSquad)