How do I get other people's profile picture back on my blog?

I have a blog code from some layout site and when someone comments in my blog their profile picture is gone, only the text is there and a link to their profile. I want their profile picture back on my blog. How do I do that?

Enable display of profile images form the blogger profile settings for more details visit http://technical-tejash.blogspot.com/2008/08/how-do-i-enable-comments-with-profile.html