--- manual/s_ecco/text/top_section.tex	2001/10/10 16:06:41	1.2
+++ manual/s_ecco/text/top_section.tex	2004/05/11 21:55:14	1.6
@@ -1,8 +1,17 @@
-% $Header: /home/ubuntu/mnt/e9_copy/manual/s_ecco/text/top_section.tex,v 1.2 2001/10/10 16:06:41 heimbach Exp $
+% $Header: /home/ubuntu/mnt/e9_copy/manual/s_ecco/text/top_section.tex,v 1.6 2004/05/11 21:55:14 heimbach Exp $
 % $Name:  $
 
 \chapter{Interface with ECCO}
 
-\input{part8/ecco_env.tex}
+This chapter describes the interface between MITgcm and the large 
+scale optimization schemes employed in the ECCO project.
+The interface provides the so-called ``ECCO environment'', which
+is maintained alongside the kernel MITgcm code.
 
-\input{part8/optim.tex}
\ No newline at end of file
+\input{part8/ecco_costfunction.tex}
+
+\input{part8/exf.tex}
+
+\input{part8/cal.tex}
+
+\input{part8/optim.tex}
