first, create an account at OpenID. then access Phydeaux3 for a set of code.
just copy n paste the codes into the "head" of your template. change the XXXXXXX's to your OpenID name.
while commenting, if I choose "Any OpenID" from the dropdown, I can put in http://levian4.blogspot.com as the URL. It will then show as the link in the comment.
now link to your blog (from the comments you posted) just a snap away !!