Forgot one other change in admin/links.php

find the following line

Code:
zen_mail($links_contact_name, $links_contact_email, EMAIL_TEXT_SUBJECT, $email, STORE_OWNER, STORE_OWNER_EMAIL_ADDRESS);
and change it as follows:

Code:
zen_mail($links_contact_name, $links_contact_email, EMAIL_TEXT_SUBJECT, $email, STORE_OWNER, STORE_OWNER_EMAIL_ADDRESS, $html_msg);