У вашего броузера проблема в совместимости с HTML5
This Screencast will cover the Initiall Installation and configuration of the OpenVPN Access Server as well as adding a user to the OpenVPN Access Server and configuring a windows machine to connect to it.
To download the access server follow this link: http://openvpn.net/index.php/access-server/download-openvpn-as.html