IsOpen(
    ------------------
    New keyword
     
     
    Use: Checks if a window is open ie visible.
     
    Syntax is: bool%=IsOpen(WindowName)
     
    Where: WindowName is the name of the window
    and bool% is True for an open window and False
    for a hidden (Hide) or closed (Close) window.
     
    Other keywords in the Windows category.