Using the CDA Viewer Window The CDA Viewer window displays a file after you select the file name and format in the Open window. The Open window opens automatically when you start the CDA Viewer application. You can open another file by selecting Open... from the File menu in the CDA Viewer window. The CDA Viewer closes the file that is currently open before displaying another file. For information related to using the CDA Viewer window, double click on an item from the list of additional topics below. Additional topics: * Left Arrow Button * Page... Button * Right Arrow Button * Cancel Button in the CDA Viewer Window * Sliders and Borders * Overview of the CDA Viewer * File Menu * Help Menu