diff --git a/mailnews/ui/makefile.win b/mailnews/ui/makefile.win
new file mode 100644
index 00000000000..f6125cb64ba
--- /dev/null
+++ b/mailnews/ui/makefile.win
@@ -0,0 +1,22 @@
+#!nmake
+#
+# The contents of this file are subject to the Netscape Public License
+# Version 1.0 (the "NPL"); you may not use this file except in
+# compliance with the NPL.  You may obtain a copy of the NPL at
+# http://www.mozilla.org/NPL/
+#
+# Software distributed under the NPL is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+# for the specific language governing rights and limitations under the
+# NPL.
+#
+# The Initial Developer of this code under the NPL is Netscape
+# Communications Corporation.  Portions created by Netscape are
+# Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+# Reserved.
+
+DEPTH=..\..
+
+DIRS=messenger
+
+include <$(DEPTH)\layout\config\rules.mak>
diff --git a/mailnews/ui/messenger/makefile.win b/mailnews/ui/messenger/makefile.win
new file mode 100644
index 00000000000..44f932a93a4
--- /dev/null
+++ b/mailnews/ui/messenger/makefile.win
@@ -0,0 +1,22 @@
+#!nmake
+#
+# The contents of this file are subject to the Netscape Public License
+# Version 1.0 (the "NPL"); you may not use this file except in
+# compliance with the NPL.  You may obtain a copy of the NPL at
+# http://www.mozilla.org/NPL/
+#
+# Software distributed under the NPL is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+# for the specific language governing rights and limitations under the
+# NPL.
+#
+# The Initial Developer of this code under the NPL is Netscape
+# Communications Corporation.  Portions created by Netscape are
+# Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+# Reserved.
+
+DEPTH=..\..\..
+
+DIRS=public src
+
+include <$(DEPTH)\config\rules.mak>
diff --git a/mailnews/ui/messenger/public/makefile.win b/mailnews/ui/messenger/public/makefile.win
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/mailnews/ui/messenger/src/makefile.win b/mailnews/ui/messenger/src/makefile.win
new file mode 100644
index 00000000000..39fea167ab5
--- /dev/null
+++ b/mailnews/ui/messenger/src/makefile.win
@@ -0,0 +1,79 @@
+#!gmake
+#
+# The contents of this file are subject to the Netscape Public License
+# Version 1.0 (the "NPL"); you may not use this file except in
+# compliance with the NPL.  You may obtain a copy of the NPL at
+# http://www.mozilla.org/NPL/
+#
+# Software distributed under the NPL is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+# for the specific language governing rights and limitations under the
+# NPL.
+#
+# The Initial Developer of this code under the NPL is Netscape
+# Communications Corporation.  Portions created by Netscape are
+# Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+# Reserved.
+
+
+DEPTH=..\..\..\..
+IGNORE_MANIFEST=1
+
+MAKE_OBJ_TYPE = DLL
+MODULE=messenger
+EXPORTS = \
+  	nsMsgAppCore.h	\
+	$(NULL)
+
+DLL=.\$(OBJDIR)\$(MODULE).dll
+
+DEFINES=-D_IMPL_NS_DOM -DWIN32_LEAN_AND_MEAN
+
+LCFLAGS = \
+        $(LCFLAGS) \
+        $(DEFINES) \
+        $(NULL)
+
+LINCS= \
+    -I$(XPDIST)\public\messenger       \
+    -I$(XPDIST)\public\js       \
+	-I$(XPDIST)\public\netlib 	\
+    -I$(XPDIST)\public\network 	\
+	-I$(XPDIST)\public\dom      \
+	-I$(XPDIST)\public\xpcom    \
+	-I$(XPDIST)\public\util	    \
+	-I$(XPDIST)\public\nspr2 	\
+    -I$(XPDIST)\public\pref 	\
+	-I$(XPDIST)\public\raptor   \
+	-I$(XPDIST)\public\appcores \
+    $(NULL)
+
+LLIBS =				            \
+    $(DIST)\lib\netlib.lib      \
+ 	$(DIST)\lib\xpcom32.lib     \
+    $(DIST)\lib\xppref32.lib    \
+    $(DIST)\lib\xplib.lib       \
+    $(DIST)\lib\js3250.lib      \
+    $(DIST)\lib\jsdombase_s.lib \
+    $(DIST)\lib\raptorbase.lib  \
+	$(DIST)\lib\raptorgfxwin.lib	\
+	$(LIBNSPR)		            \
+    $(DIST)\lib\libplc21.lib    \
+    $(NULL)
+
+OBJS = \
+    .\$(OBJDIR)\nsJSMsgAppCore.obj       \
+    .\$(OBJDIR)\nsMsgAppCore.obj         \
+    $(NULL)
+
+
+include <$(DEPTH)\config\rules.mak>
+
+clobber::
+	rm -f $(DIST)\lib\$(MODULE).lib
+	rm -f $(DIST)\bin\$(MODULE).dll
+
+install:: $(DLL)
+	$(MAKE_INSTALL) .\$(OBJDIR)\$(MODULE).dll $(DIST)\bin
+	$(MAKE_INSTALL) .\$(OBJDIR)\$(MODULE).lib $(DIST)\lib
+	$(MAKE_INSTALL) $(DLL) $(DIST)\bin