--- SH/arb.orig	2013-03-02 09:47:45.000000000 -0500
+++ SH/arb	2013-03-02 14:09:54.000000000 -0500
@@ -62,7 +62,7 @@
 esac
 
 # use ARBHOME defined by location of script (comment out for old behavior)
-ARBHOME=$ARBHOME_OF_SCRIPT
+#ARBHOME=$ARBHOME_OF_SCRIPT
 
 echo "Using ARBHOME='$ARBHOME'"