I'm using Version 1.5.5
I'm using [album id=1 template=extend] shortcut in http://www.whatsthebigidea.com/graphic-design-portfolio
Please click on any of the thumbs or titles and it will reload the same page instead of taking you to the appropriate link, i.e. "Web Design" should bring you to http://www.whatsthebigidea.com/nggallery/page-503/album-1/gallery-14
Is it an obvious mis-configuration. I had previously configured it so that a lightbox opens with the images loaded...