Nextgen and social gallery appear when click on image

Hi,
Hope you can help… i am running nextgen gallery and social gallery lite, but when click on an image it opens them both up, i only want the social gallery to open. How do i do this?

please see this page for what i am trying to explain
http://www.footstepsofjim.com/nextgen-gallery/?pid=2

Any help, much appreciated.

Thanks

http://wordpress.org/extend/plugins/social-gallery-lite/