diff --git a/Animation.js b/Animation.js
index 4ceff4828..5b8a77234 100644
--- a/Animation.js
+++ b/Animation.js
@@ -115,7 +115,7 @@ function newAnimation() {
 
             clearBrowserCanvas();
 
-            if (window.CANVAS_VISIBLE === true) {
+            if (window.canvasApp.visible === true) {
 
                 /* We set the canvas to its normal width and height */
 
diff --git a/index.html b/index.html
index 177723fc9..a3daeede3 100644
--- a/index.html
+++ b/index.html
@@ -15,7 +15,7 @@
     window.canvasApp = {
         sessionToken: '',
         executingAt: 'Master App',
-        visible = true,
+        visible: true,
         topMargin: 85,
         urlPrefix: 'https://develop.advancedalgos.net/'   /* 'http://localhost:1337/'   */
     };
@@ -23,7 +23,7 @@
     window.canvasApp.sessionToken = '';
     window.canvasApp.executingAt = 'Master App';
     window.canvasApp.topMargin = 85;
-    window.CANVAS_VISIBLE = true;
+    window.canvasApp.visible = true;
     window.URL_PREFIX = 'https://develop.advancedalgos.net/';
     //window.URL_PREFIX = 'http://localhost:1337/';