static HWND()
{
NULL = new HWND(IntPtr.Zero);
BROADCAST = new HWND(new IntPtr(0xffff));
MESSAGE = new HWND(new IntPtr(-3));
DESKTOP = new HWND(new IntPtr(0));
TOP = new HWND(new IntPtr(0));
BOTTOM = new HWND(new IntPtr(1));
TOPMOST = new HWND(new IntPtr(-1));
NOTOPMOST = new HWND(new IntPtr(-2));
}