10
No, it has to replace what is in that template file, not be added to it.
I just tried it and it works on my test site, which has XOOPS 2.0.10 installed. I saw that the link was wrong though, it should be
http://tifreaks.8.forumer.com/ like you posted a few posts above.
Are you using the default templates, or did you clone them through system admin->templates? you may need to update the system module if you are using the default template, or upload the changed template through system admin->templates if you are using a cloned/custom template set.