Attached Link: http://www.renderosity.com/messages.ez?Form.ShowMessage=1706000

You need to enable the java plugin for IE, look in the Control Panel for the icon. You may need to change some of IE's Java settings, goto Tools | Internet options, Security tab, Internet zone and look for Java permissions. It's also possible the chat may need a newer version than you have installed.

See the thread in the Hardware / Technical forum (link attached)