product page not reload

First of all great plugin, but I have an issue with it. I’ve added the color filter, configured everything but the issue is that when I click on the color filter the product page it do not refresh to show the result ,,,, Any help please ….
YITH WooCommerce Ajax Navigation Version 1.1.2
WooCommerce Version 2.0.20

Best Regards

http://wordpress.org/plugins/yith-woocommerce-ajax-navigation/