return CallWindowProc(buttonPlsVisible_proc, hWnd, Msg, wParam, lParam);
static extern IntPtr CallWindowProc(WndProcDelegate lpPrevWndFunc, IntPtr hWnd, uint Msg, IntPtr wParam, IntPtr lParam);
Private Shared Function CallWindowProc(lpPrevWndFunc As WndProcDelegate, hWnd As IntPtr, Msg As UInteger, wParam As IntPtr, lParam As IntPtr) As IntPtr