The chat option isn't work on a ARUBA hosting

If the chat option isn't work on a ARUBA hosting maybe you get a 500 internal server error on the loading process.

Aruba Hosting is very common in Italy and this issue happens all the time in a fresh installation, the solution is to apply the right files privileges.

In order to fix this case please follow the next guide in Italian language: http://www.uploadsblog.com/2009/02/12/wordpress-su-aruba-soluzione-500-internal-server-error/