The program is guaranteed to run correctly on computers using Windows 7, Vista, XP, NT or 2000. Older PC computers that are still running Windows Me, 98 or 95 may not have sufficient resources to load and display all program elements.
The program is guaranteed to run correctly on computers using OS-X, including Lion. OS-9 and earlier Macintosh operating systems are not supported.
Several typographical errors and misprints appeared in the first printing of this text (this applies only to copies purchased prior to January 1, 2013). A list of these items with the corrected versions is found here.