Please be sure your system meets following requirements:

1. Generation 6 browser or superior, as according to standards W3C (Netscape 7, Mozilla 1.4, Internet Explorer 6 or superior); to download the most updated browsers version, please click on the corrisponding link:
   Explorer | Netscape | Mozilla | Firefox
2. 128MB of memory RAM;
3. Video resolution 800x600 or superior;
4. Use of javascript and cookies authorized.