Background color for flat menus.
First available in version 3.0 build 2039.
The color is represented as a 6 character hexadecimal value.
The background color for the menu bar when menus appear as flat menus. However, ssGlobals.ssSysColorMenu continues to specify the background color of the menu popup.
This variable is automatically updated whenever there is a change to the system color settings.
Windows 2000/NT and Windows Me/98/95: This value is not supported.