Adding Facebook 'Like' button to blogger blogs

1. Go to Blogger Layout and select Edit HTML

2. Click on "Expand Widget Templates"

3. Search for <data:post.body/>

4. Just after the above, paste the following in a single line. That's it..
<script> 
document.write('<iframe src="http://www.facebook.com/plugins/like.php?href=&layout=standard&show_faces=true&width=450&action=like&font=verdana&colorscheme=light"scrolling="no"frameborder="0" allowTransparency="true"style="border:none; overflow:hidden; width:450px;height:80px"></iframe>'); 
</script>