Hello, I'm Thang from Vietnam, I have very good reviews on freelancer https://www.freelancer.com/u/thangtqvn.html and i have 7 years experience in PHP, CSS, HTML, XML, AJAX, programming. And many platforms such as Oscommerce, Codeigniter, Prestashop, Yii, Joomla, Wordpress, Ossclass, PhpFox, Opencart, Cs-cart, X-cart, CubeCart...
I'm very interested in working on your project. I have strong skill on PHP and i have fixed a lot of issues like your issue before.
I have tested on your website and i see your problem, all js action is stopped working because all of theme not initialize well.
I know how to fix it, Contact me, i will give you the best service.
Looking forward to working with you.
Thank you and best regards.
Thang