add google talk on blog

google talk is an chat application like yahoo! messenger but this created by can look this sample when you sign in and look on the left sidebar
If you have a gmail account and want to chat with another gmail member you can put this gadget on your web or blog.
so how to add google talk on blog?
1. sign in with your id
2. copy and paste this code into page element on your blog

want to chat with me add me on your google talk.
my username: