memehd on "[Plugin: WooCommerce - excelling eCommerce] cart can't remove item!!!"

my website is ingenbinding.dk/test
i have a problem, when i have add a product in cart, then when i remove it in the cart menu, it doesnt remove... only when i click two times it will remove item.... when i have two product in my cart it is impossible to remove any item!!!! I have disabled every cache possibility whatsoever.

http://wordpress.org/extend/plugins/woocommerce/