Only one picture is shown

Hello,,
i've places about 10 pictures in the map images/kunst, but only the firts picture is shown. Am i forgetting something? There should be 4 next to each other and there should be a slide show?? CAn you give me a tip. the site is
www.janenmien.nl/joomla/
Greetings Ype

Please rename images from pic.JPG to pic.jpg.

BTW, I fixed this bug, so if you download the module from now on, you wouldn't experience this problem.