McGraw-Hill Multimedia Encyclopedia of Science & Technology Version 2.1 Please note the following: Recommended Viewing: Graphics and animations are best viewed in High Color (equivalent to 16-bit or 65,000 colors). To change your graphics settings, consult your Windows User's Guide. Arrange Windows: Use this command in the Windows Menu to restore windows to the original arrangement after they have been tiled or cascaded. Related Articles: Clicking on the List of Related Articles icon will bring up a new window with a list of the articles that have cross references to the current article. If there is only one related article, the article itself will appear in the new window. This product includes images from Corel Stock Photo and Corel Professional Photos CD-ROM which are protected by the copyright laws of the U.S., Canada, and elsewhere. Used under license.