Closes all currently open windows.
Warning: Use this utility command only from the Zim prompt. In particular, do not use this command from the command prompt within the Development Center’s windowed interface.
The ShutWindows utility closes all currently open windows. During testing and debugging of an application, you can find that windows have been left open as a result of application errors. ShutWindows provides a simple means to close all open windows. ShutWindows is also called by ResetSystem.