diff --git a/Makefile b/Makefile
index 239bae3..0e93d8f 100644
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,7 @@
 MOYEN=+w1280 +h1024
 GRAND=+w1600 +h1200
 PETIT=+w800 +h600
-DIMS=$(GRAND)
+DIMS=$(MOYEN)
 
 OPTS = +a +q9 -d
 LOWR = -a +q5 -d
@@ -17,14 +17,15 @@ INCS = incs/
 CJPEGOPT = -progressive -dct float -quality 88
 PNGOPT = -interlace -compression 9 -text png.txt
 
-all:	loco.png parking.png corail.png train.png essai.png \
-	inside.png benne.png electric.png truc.png wagons.png \
-	ridelles.png rotonde.png grue.png 	\
+all:	loco.png parking.png corail.png train.png essai.png	\
+	inside.png benne.png electric.png truc.png wagons.png	\
+	ridelles.png rotonde.png grue.png 			\
 	citerne.png
 
 GLOBDEPS=${INCS}/train.inc plancher.inc ${INCS}/poteaux.inc 	\
-	${INCS}/rails.inc ${INCS}/grue.inc				\
-	${INCS}/constantes.inc
+	${INCS}/rails.inc ${INCS}/grue.inc			\
+	${INCS}/constantes.inc					\
+	contexte.inc
 
 #--------------------------------------------------------
 
diff --git a/benne.pov b/benne.pov
index 749a080..cad9962 100644
--- a/benne.pov
+++ b/benne.pov
@@ -47,6 +47,7 @@ sky_sphere {
 camera
 	{
 	location	<35.5, 13, 20>
+	right		image_width/image_height*x
 	look_at		<0, 6, 0>
 	angle		51
 	}
diff --git a/citerne.pov b/citerne.pov
index 644898e..7bda01b 100644
--- a/citerne.pov
+++ b/citerne.pov
@@ -45,6 +45,7 @@ sky_sphere {
 camera
 	{
 	location	<36, 13, -11>
+	right		image_width/image_height*x
 	look_at		<0, 5.8, 0>
 	angle		61
 	}
diff --git a/contexte.inc b/contexte.inc
index e69de29..1c64559 100644
--- a/contexte.inc
+++ b/contexte.inc
@@ -0,0 +1,5 @@
+/*
+ *		contexte.inc
+ */
+
+
diff --git a/corail.pov b/corail.pov
index 134892d..cf336ab 100644
--- a/corail.pov
+++ b/corail.pov
@@ -68,6 +68,7 @@ union
 camera
 	{
 	location	<18, 10, -45>
+	right		image_width/image_height*x
 	look_at		<0, 6, 0>
 	angle		62
 	}
diff --git a/electric.pov b/electric.pov
index 055d560..147e62b 100644
--- a/electric.pov
+++ b/electric.pov
@@ -43,8 +43,7 @@ union
 camera
 	{
 	spherical
- 	right     	x*image_width/image_height
- 	right     	x*image_width/image_height
+	right		x*image_width/image_height
 	location	<11, 11.1, -54>
 	look_at		<0, 8, -10>
 	angle		38
diff --git a/essai.pov b/essai.pov
index 34a3083..f39edda 100644
--- a/essai.pov
+++ b/essai.pov
@@ -12,14 +12,14 @@ global_settings { assumed_gamma 1.0 }
 #include	"incs/rails.inc"
 #include 	"incs/benne.inc"
 #include        "incs/grue.inc"
-// #include	"decor.inc"
 
 object { Boogie }
 
 camera {
 	location	<15.5, 8, 9>
+	right		image_width/image_height*x
 	look_at		<0, 0, 0>
-	angle		42
+	angle		51
 	}
 
 cylinder { <-100, 0, 0>, <100, 0, 0>, 0.1 pigment { color Red } }
diff --git a/grue.pov b/grue.pov
index d51e647..a609dd1 100644
--- a/grue.pov
+++ b/grue.pov
@@ -58,6 +58,7 @@ union
 camera
 	{
 	location	<42, 12, 25>
+	right		image_width/image_height*x
 	look_at		<0, 6, 3>
 	angle		42
 	}
diff --git a/incs/train.inc b/incs/train.inc
index ac1095d..8639f5d 100644
--- a/incs/train.inc
+++ b/incs/train.inc
@@ -49,7 +49,7 @@ difference {
 
 		sphere { <1.1, xx, yy>, 0.42 }
 
-		#declare foo = foo + 45;
+		#declare foo = foo + 36;
 	#end
 	}
 translate y*3
diff --git a/inside.pov b/inside.pov
index e1579a7..6b7a9ca 100644
--- a/inside.pov
+++ b/inside.pov
@@ -43,6 +43,7 @@ plane	{
 object { Wagon_Corail }
 camera	{
 	location	<-1.6, 10, -19>
+	right		image_width/image_height*x
 	look_at		<1, 4, 10>
 	angle		80
 	}
diff --git a/loco.pov b/loco.pov
index d05dece..10c9918 100644
--- a/loco.pov
+++ b/loco.pov
@@ -73,6 +73,7 @@ union {
 
 camera {
 	location	<-42, 17.5, 32>
+	right		image_width/image_height*x
 	look_at		<5, 9.7, 18>
 	angle		42
 	}
diff --git a/parking.pov b/parking.pov
index f085275..378dc1b 100644
--- a/parking.pov
+++ b/parking.pov
@@ -97,6 +97,7 @@ union {
 camera
 	{
 	location	<94, 24, -170>
+	right		image_width/image_height*x
 	look_at		<10, 0, 0>
 	angle		42
 	}
diff --git a/rotonde.pov b/rotonde.pov
index b7640ec..39a0136 100644
--- a/rotonde.pov
+++ b/rotonde.pov
@@ -33,6 +33,7 @@ plane	{
 camera
 	{
 	location	<0, 70, 180>
+	right		image_width/image_height*x
 	look_at		<0, 0, 0>
 	angle		50
 	}
diff --git a/train.pov b/train.pov
index 37d33a0..59aaec8 100644
--- a/train.pov
+++ b/train.pov
@@ -68,6 +68,7 @@ union
 camera
 	{
 	location	<130, 18, 15>
+	right		image_width/image_height*x
 	look_at		<0, 3, 10>
 	angle		70
 	}
diff --git a/truc.pov b/truc.pov
index e8c3bfb..00919d9 100644
--- a/truc.pov
+++ b/truc.pov
@@ -37,6 +37,7 @@ plane	{
 camera
 	{
 	location	<-15, 11.333, 35>
+	right		image_width/image_height*x
 	look_at		<0, 9, 0>
 	angle		42
 	}
diff --git a/wagons.pov b/wagons.pov
index 3cf9356..e11eec7 100644
--- a/wagons.pov
+++ b/wagons.pov
@@ -40,6 +40,7 @@ object { Poteau_1 translate -z*9.34567 }
 camera
 	{
 	location	<12, 20, -50>
+	right		image_width/image_height*x
 	look_at		<0, 0, 0>
 	angle		42
 	}