Instructions and System Requirements:

• QuickTime (http://www.apple.com/downloads/) is needed to play these movies.
  
• For "Windows" it is recommended that Mozilla FireFox (http://www.mozilla.com/en-US) be used for the browser. Internet Explorer does not properly set up for these QuickTime movies and may create error messages. If the dowload link does not work, you may google search for "firefox". Make sure that you download the free version of the browser.
• All movies may be observed one frame at a time. To do this, click the"pause"button on the QuickTime player or press the spacebar on the computer keyboard and then use the arrow keys on the keyboard.