Restaurant issue - Captcha-Recaptcha

Hi, I can't see the Captcha in the forms!!
Do you Know why??
Is the plugin activated and all necessary to see the captcha.
You can look here:
http://s365430443.mialojamiento.es/rist ... tacto.html

Thanks a lot.

Probably captcha is not enabled in user settings (or in global settings). Please look here http://www.gavick.com/magazine/how-to-use-recaptcha-in-joomla-25.html and check configuration steps.