They are not requirements. This plug-in enables viewing of 360 degree panoramas of the Museum and exhibitions. or 5.0 from Real Networks Web site. This plug-in is needed to play Real audio and video clips. Free Apple plug-in is available for Windows and Mac platforms. Adobe Acrobat Reader 4.0 plug-in available free from Adobe Systems Inc. web site.
Reader is required to view and print .PDF files.
Minimum 28.8 modem connection recommended. Background colors do not print, so you may experience printing a page and it comes out blank. Be aware that some browsers require you to change the print options in order to send black text to the printer.