ClosableDialog is a base class that obeys the
ClosableFrame is a base class that obeys the
DrawingBox is a frame upon which many of the
java.awt.Graphics operations can be performed.
ErrorBox is a dialog box used for presenting error
InputBox is a closable dialog box that can receive and
translate textual keyword input into various Java types.
OutputBox is a closable frame that holds textual output.
SFormat is a utility class for formatting numbers as
Timer is a utility class for causing a program to
pause for a specified period of time.
TrickMouse is a special class used as an example in the text.