System menu is displayed in the title bar.
The property is read-only. The property has a default value of yes . The HTA system menu is denoted by the program icon on the far left corner of the title bar. When clicked, the HTA system menu displays all the commands included in the standard Microsoft Windows system menu, including Restore, Move, Size, Minimize, Maximize, and Close. Many of the properties that affect the user interface of the window are interdependent.