Login form on display

Hi,

Here is htpassword id : kunden / Alfred.1

After upload different kind of document, when i tried to accese to any page (Connected in BO) which include these document everything works well.

Then when i tried to access to the same page without being connected to BO, I’ve some login form displayed around the document preview.

Pages :
http://fr.sowa.live.webit.de/zone-de-telechargement/
http://fr.sowa.live.webit.de/download/mp4/

Thank’s for your help.

The page I need help with: [log in to see the link]