How Add Tweet Me (Twitter) Button To Each Blogger Post

How Add Tweet Me Button To Each Blogger Post,as you would have been using this twitter for sure as twitter now has gain much popularity nowadays with increase in its users and a great source of traffic for bloggers.As me too has started using it a lot and i am loving it,its really feel great when see your followers increasing.You can follow me here on twitter.So today i will tell you on how to