marketpress "Product Listings Only" setting

I can't seem to get the Product Listings Only setting to work. I have it checked to yes, but I am still getting a buy now or add to cart button. I don't have any external links set up for the product either. Please advise.

Here is the link;
http://webdesignsalemoregon.com/rjmobility/store/products/straight-stairlift/