can any one help to find the code from fowwloing link
http://www.yourhtmlsource.com/stylesheets/csslinks.html

when u take mouse on "Font-weight" then some kind of Small balloon (advertise) appears with some information. How to do this for our links. I tired to save the page and I tried but no success. So kindly help me to find out or any other way if u ppl have…
tahnks