Download the realplayer plugins here. Double Click the exe file to run setup.exe.
Let the setup.exe program reboot your system.

RealPlugins

After you have installed the plugins you can see this stream from our
server by clicking on the following link.
http://www.multimediastream.com:8080/ramgen/optx/ora8inst/ora8pres.smi

If you have trouble viewing the demos (usually a firewall issue)
at the above link then you can download the entire presentation
and watch it locally on your machine. (file size 30meg)
http://www.multimediastream.com/optx/ora8inst/ora8pres.zip