Same problem is on my website. Galleries no longer work after update.
Don’t know how to fix this.
http://www.partikareleri.com/ims-image/nazli1001-3/
And how i can configure my website to same as your demo store?
Compare :
Your store : http://xparkmedia.com/galleries/dia-muertos-2013/
My store : http://www.partikareleri.com/galleries/nazli-2/