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function TfTicker.GetDesktopClient(): TRect;
var
 lHelp: TRect;
 lHandle: HWND;
begin
 lHandle:=GetDesktopWindow();
 Windows.GetWindowRect(lHandle,Result);

 lHandle:=FindWindow('Shell_TrayWnd', '');
 if lHandle<>0 then
 begin
  Windows.GetWindowRect(lHandle,lHelp);
  if Result.Right<lHelp.Right then
   Result.Left:=lHelp.Right-1;
  if Result.Bottom<lHelp.Bottom then
   Result.Top:=lHelp.Bottom-1;
  if lHelp.Left>Result.Right then
   Result.Right:=lHelp.Left+1;
  if lHelp.Top>Result.Top then
   Result.Bottom:=lHelp.Top+1;
 end;

end;