2 files changed, 25 insertions, 1 deletions

diff --git a/js/document/views/base.js b/js/document/views/base.js
index 89baa871..14ee8e6c 100755
--- a/js/document/views/base.js
+++ b/js/document/views/base.js
@@ -64,6 +64,7 @@ exports.BaseDocumentView = Montage.create(Component, {
             if (this.iframe) {
                 this.iframe.style.display = 'block';
                 this.iframe.style.opacity = 1;
+                this.toggleWebGlAnimation(true);
             } else {
                 console.log('Error: View has no iframe to show!');
             }
@@ -78,6 +79,8 @@ exports.BaseDocumentView = Montage.create(Component, {
             if (this.iframe) {
                 this.iframe.style.display = 'none';
                 this.iframe.style.opacity = 0;
+                this.pauseVideos();
+                this.toggleWebGlAnimation(false);
             } else {
                 console.log('Error: View has no iframe to hide!');
             }
diff --git a/js/document/views/design.js b/js/document/views/design.js
index 448ff9e9..c7f57e58 100755
--- a/js/document/views/design.js
+++ b/js/document/views/design.js
@@ -537,11 +537,13 @@ exports.DesignDocumentView = Montage.create(BaseDocumentView, {
     //
     pauseVideos:{
         value:function(){
+            if(this.document) {
             var i, videos = this.document.getElementsByTagName("video");
             for(i = 0; i < videos.length; i++){
                 if(!videos[i].paused) videos[i].pause();
             }
         }
+        }
     },
     ////////////////////////////////////////////////////////////////////
     //
@@ -563,9 +565,28 @@ exports.DesignDocumentView = Montage.create(BaseDocumentView, {
                 videos[i].src = "";
             }
         }
-    }
+    },
     ////////////////////////////////////////////////////////////////////
     ////////////////////////////////////////////////////////////////////
+    toggleWebGlAnimation: {
+        value: function(show) {
+            if(this.document) {
+                var glCanvases = this.document.querySelectorAll('[data-RDGE-id]'),
+                    glShapeModel;
+                if(glCanvases) {
+                    for(var i = 0, len = glCanvases.length; i<len; i++) {
+                        glShapeModel = glCanvases[i].elementModel.shapeModel;
+                        if(show) {
+                            glShapeModel.GLWorld.restartRenderLoop();
+                        } else {
+                            glShapeModel.GLWorld.stop();
+                        }
+                    }
+
+                }
+            }
+        }
+    }
 });
 ////////////////////////////////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////////