Nero upgrade needed

Hello …was hoping for advice about Nero…I have Nero 5.5.8.3 and was hoping to upgrade…if some one can guide me as to where i might get a download of a newer version…thanks,… Billye.

Nero 6.3.1.6 (you need to buy an upgrade for that):
http://fileforum.betanews.com/detail.php3?fid=942634103

Nero 5.5.10.56 (you can upgrade the current version):
http://fileforum.betanews.com/detail.php3?fid=967783975

or… www.nero.com