[Plugin: Contact Form 7] Ajax not Loading

Hello there, I’m having problem with my contact form, the ajax is not working. It loads everytime I try to submit a message. My contact form is located in a special container, I can’t explain but you can test…
http://dev.wpperhour.com/mjl/movas/ visit the site, at top-most of the header, there is a black “Contact” button, click that and and click the form, that’s it..

http://wordpress.org/extend/plugins/contact-form-7/