diff --git a/widget/src/motif/nsWindow.cpp b/widget/src/motif/nsWindow.cpp
index 29d62507534..93197d59e84 100644
--- a/widget/src/motif/nsWindow.cpp
+++ b/widget/src/motif/nsWindow.cpp
@@ -29,7 +29,7 @@
 #include "nsXtEventHandler.h"
 
 #include "X11/Xlib.h"
-#include "Xm/Xm.h"
+#include "Xm/XmP.h"
 #include "Xm/Xm.h"
 #include "Xm/MainW.h"
 #include "Xm/Frame.h"
@@ -47,6 +47,8 @@
 
 #define DBG 0
 
+extern void XtMoveWindow(Widget w, Position x, Position y);
+
 Widget gFirstTopLevelWindow = 0;
 
 static NS_DEFINE_IID(kIWidgetIID, NS_IWIDGET_IID);
@@ -656,6 +658,7 @@ void nsWindow::Move(PRUint32 aX, PRUint32 aY)
 //  UpdateVisibilityFlag();
 //  UpdateDisplay();
   XtMoveWidget(mWidget, aX, GetYCoord(aY));
+//    XtVaSetValues(mWidget, XmNx, aX, XmNy, GetYCoord(aY), nsnull);
 }
 
 //-------------------------------------------------------------------------