I'm able to see many of your items in the gallery, so likely it just needed time to update. In any event, if you want to remove the gallery from your items yourself, you can use the info in this FAQ, otherwise you will need to contact Auctiva's support dept to have them remove it for you.
http://www.auctiva.com/help/fa...om-an-active-listing
Good luck with Vendio, they are too pricey for me.