diff --git a/displayclienthtml/demo-codef.html b/displayclienthtml/demo-codef.html
index e733b49..461b778 100644
--- a/displayclienthtml/demo-codef.html
+++ b/displayclienthtml/demo-codef.html
@@ -8,7 +8,7 @@
 
 <script> 
 
-var myimage=new image('building-isometric_b.jpg');
+var myimage=new image('building-isometric_night.jpg');
 var myfont = new image('font.png');
 
 var mycanvas;
diff --git a/displayclienthtml/demo.html b/displayclienthtml/demo.html
index 9a607de..1f1f251 100644
--- a/displayclienthtml/demo.html
+++ b/displayclienthtml/demo.html
@@ -7,7 +7,7 @@
       var canvas = document.getElementById('myCanvas');
       var context = canvas.getContext('2d');
       var imageObj = new Image();
-      imageObj.src = 'building-isometric_b.jpg';
+      imageObj.src = 'building-isometric_night.jpg';
 //      windowTab[0][0]={x:488,y:265};
 //      windowTab[1][0]={x:528,y:265};
       function lightWindow(x,y,val) {
diff --git a/displayclienthtml/index.html b/displayclienthtml/index.html
index 08d9d34..747d4de 100644
--- a/displayclienthtml/index.html
+++ b/displayclienthtml/index.html
@@ -7,7 +7,7 @@
       var canvas = document.getElementById('myCanvas');
       var context = canvas.getContext('2d');
       var imageObj = new Image();
-      imageObj.src = 'building-isometric_b.jpg';
+      imageObj.src = 'building-isometric_night.jpg';
 //      windowTab[0][0]={x:488,y:265};
 //      windowTab[1][0]={x:528,y:265};
       function lightWindow(x,y,val) {