Links to the most commonly used plug-ins are provided below. The links are to each product's download page where installation instructions are provided.

Plug-in	Click below to download
Adobe Reader                File types: .pdf             You will need this application to read Portable Document              Format (PDF) files created by Adobe Acrobat.	Windows	Macintosh
Compatibility Pack for Office 2007 Documents File types: .docx .xlsx .pptx                  If you are unable to open an Office 2007 document, a                 free Microsoft compatibility package is available for                 download that, once installed, will allow you to open and                 save these formats in earlier versions of Microsoft                 Office. You can install the compatibility pack on a                 computer that is running Microsoft Office 2003                 programs, Microsoft Office XP programs, or Microsoft                 Office 2000 programs.	Windows XP Windows Vista	Not Available
Powerpoint Viewer  File types: .pps .ppt  This viewer will play Microsoft PowerPoint presentations   without requiring Microsoft Powerpoint to be installed.	Windows	Macintosh
Word Viewer  File types: .doc  This plugin allows Internet Explorer to open, view and             print Microsoft Word documents without requiring             Microsoft Word to be installed.	Windows	Not Available
Excel Viewer  File types: .xls  This plugin allows Internet Explorer to open, view and            print Microsoft Excel documents without requiring Microsoft            Excel to be installed.	Windows	Not Available
Windows Media Player               File types: .wmp .wma .asf .asx.mpg .mp3 .aif .wav             Plays movie and audio files of a number of different            formats.	Windows	Macintosh
Apple QuickTime File types: .mov .avi .mpg . mp3 .aif .wav .mid QuickTime plays most movie and audio files, either as part of a web page or independently outside your              browser.	Windows	Macintosh
RealPlayer               File types: .rm .ra .ram .mpg .mp3             Real Media player will play Real audio and movie files             as well as some other types.	Windows	Macintosh
Flash    File types: .swf    You will need this application to view content created using    Macromedia Flash.	Windows	Macintosh
Shockwave File types: .dcr Shockwave player allow you to experience interactive multimedia, including audio, video, animations, puzzles              and the like, through your web browser.	Windows	Macintosh
Java     File types: .jar Java Applets     Microsoft Windows XP needs the Java Virtual Machine     installed to run Java applets like Blackboard Chat and     Virtual Classroom.	Windows	Macintosh
Internet Explorer    Downloads for all critical updates, recommended releases,    and other beneficial system updates for Internet Explorer.	Windows	Not Available