facebook widget for blog.

First backup your blog template

1. Go To
http://developers.facebook.com/docs/reference/plugins/like/
now this link look like this

2.now fill up requred detail

3.now copy first code and put it to deshbord>>design>edit html
 and put it to after </body> tag

4.now copy second code and past it as your blogger widgets>>java html script

5. now facebook widgets look like this

now enjoy!!!