--- MITgcm/pkg/mom_fluxform/mom_u_adv_uu.F	2001/03/28 19:51:14	1.1
+++ MITgcm/pkg/mom_fluxform/mom_u_adv_uu.F	2001/05/29 14:01:38	1.2
@@ -0,0 +1,41 @@
+C $Header: /home/ubuntu/mnt/e9_copy/MITgcm/pkg/mom_fluxform/mom_u_adv_uu.F,v 1.2 2001/05/29 14:01:38 adcroft Exp $
+C $Name:  $
+
+#include "CPP_OPTIONS.h"
+
+      SUBROUTINE MOM_U_ADV_UU(
+     I        bi,bj,k,
+     I        uTrans, uFld,
+     O        AdvectFluxUU,
+     I        myThid)
+      IMPLICIT NONE
+C
+C     Calculate zonal advective flux of U using centered second order diff.
+C       - is not vector invariant ...
+C
+
+C     == Global variables ==
+#include "SIZE.h"
+#include "EEPARAMS.h"
+#include "PARAMS.h"
+
+C     == Routine arguments ==
+      INTEGER bi,bj,k
+      _RL uTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
+      _RL uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
+      _RL AdvectFluxUU(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
+      INTEGER myThid
+
+C     == Local variables ==
+      INTEGER I,J
+
+      DO j=1-Oly,sNy+Oly-1
+       DO i=1-Olx,sNx+Olx-1
+        AdvectFluxUU(i,j) =
+     &  0.25*( uTrans(i,j) + uTrans(i+1,j) )
+     &      *(   uFld(i,j) +   uFld(i+1,j) )
+       ENDDO
+      ENDDO
+
+      RETURN
+      END