My website is [login to view URL]
It's based on Wordpress and WooCommerce. The problem is, ever since I updated to the latest version 2.4.4 of WooCommerce, the product's dropdown menu for the variations stopped working.
We believe that maybe the theme's single-product template needs tweaking to work again, but not so sure. We're offering $30 USD if you know what this problem is, and how to fix it.