Log in / registration

Hello,
I have a litle problem.After i installed OT Ante,I tried to install log in module
,i positioned in the top position but he's instaled in the left part of the site
not in the right.
Why is that,and What can i do?

In fact every module i try to possition in right side of the template mooves in the left side.

Hellp me plsss.