diff --git a/GravityField/encode.sh b/GravityField/encode.sh
index 2fa923b..c005450 100755
--- a/GravityField/encode.sh
+++ b/GravityField/encode.sh
@@ -27,7 +27,7 @@ case  $filetype in
 esac
 echo "extension  :" $extension
 
-TITLE='---{ experimental gravity field }---'
+TITLE=$(printf -- '---{ experimental gravity field %d }---' $$)
 
 ffmpeg  -nostdin					\
 	-loglevel warning				\
@@ -37,6 +37,6 @@ ffmpeg  -nostdin					\
 	-c:v libx264 -pix_fmt yuv420p			\
 	$FNAME
 
-echo
+echo $FNAME ' ..... [done]'
 
 
diff --git a/GravityField/runme.sh b/GravityField/runme.sh
index 7d4ccf0..a9d4070 100755
--- a/GravityField/runme.sh
+++ b/GravityField/runme.sh
@@ -2,9 +2,9 @@
 
 set -e				# stop on error
 
-make essai
+make animation
 
-time ./essai | tee essai.log
+time ./animation | tee animation.log
 
-./encode.sh WS/field/ foo.mp4
+./encode.sh WS/nanim/ quux.mp4