Index: subsystems/win32/win32k/ntuser/focus.c
===================================================================
--- subsystems/win32/win32k/ntuser/focus.c	(revision 53510)
+++ subsystems/win32/win32k/ntuser/focus.c	(working copy)
@@ -85,9 +85,34 @@
       }
 
       if (Window->spwndPrev != NULL)
-         co_WinPosSetWindowPos(Window, HWND_TOP, 0, 0, 0, 0,
-                               SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOSENDCHANGING);
+      {
+          HWND *phwndTopLevel, *phwndCurrent;
+          PWND pwndCurrent, pwndDesktop;
 
+          /* FIXME: we shoudl use Start/Defer/EndDeferWindowPos here*/
+          co_WinPosSetWindowPos(Window, HWND_TOP, 0, 0, 0, 0,
+                                SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE);
+
+          pwndDesktop = UserGetDesktopWindow();
+          if(Window->spwndParent == pwndDesktop )
+          {
+              phwndTopLevel = IntWinListChildren(pwndDesktop);
+              phwndCurrent = phwndTopLevel;
+              while(*phwndCurrent)
+              {
+                  pwndCurrent = UserGetWindowObject(*phwndCurrent);
+
+                  if(pwndCurrent && pwndCurrent->spwndOwner == Window )
+                  {
+                      co_WinPosSetWindowPos(pwndCurrent, HWND_TOP, 0, 0, 0, 0,
+                                            SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE);
+                  }
+                  phwndCurrent++;
+              }
+              ExFreePool(phwndTopLevel);
+          }
+      }
+
       if (!Window->spwndOwner && !IntGetParent(Window))
       {
          co_IntShellHookNotify(HSHELL_WINDOWACTIVATED, (LPARAM) hWnd);