The menu to the left gives you many options for study. Clicking on any of the items in the menu will cause them to display in this window. The handout and possibly some supplemental materials will require that you have Adobe Acrobat Reader (.pdf) or QuickTime (.mp4) installed as a plug-ins. Both plug-ins are FREE for Mac OS or Windows. You may download Adobe Acrobat Reader plugin from Adobe and QuickTime from Apple.