Additional Downloads to Enhance User Experience
Flash - for the 3D viewer
Download and install the 'Flash player for Firefox' to play Youtube videos and Flash inside the virtual environment. Do not use Internet Explorer when using that link. If Internet Explorer is the only browser you use, please ensure that you select 'Flash Player for Firefox' because the Internet Explorer version of Flashplayer is not compatible with any 3D viewer.
Quicktime - for Windows and Mac
Download and install Quicktime to play streaming videos. (iTunes is not needed)
GStreamer - for Linux only
Download and install GStreamer to play streaming videos. (Please read page for info on installing GStreamer for your particular distribution.)