Netscape Navigator 4+ or Internet Explorer 4+
(Internet Explorer 5 or higher for Mac users).
An audio card and speakers are required for audio w/ video.
All movies are encoded in Real 8.
QTVRs of Labs require the Quicktime plug-in.
Some documents are in PDF format which requires the Acrobat Reader.
Please note: Your browser may already include all of these plug-ins.
Look for RealPlayer Basic, which is free - RealPlayer Plus is not required.