how can make my popupwindow always log in??

Question

i create a popupwindow but link with mysql. When i click on it, it always show the page ask for log in first. But i already set it to the related page. How can solve this problem?

This my code.

<a HREF="http://192.168.1.3/ofcomcrm/index.php/products/add" onClick="return popup(this, 'notes')">Add Products</a></p>