diff --git a/html/admin/js/graphViewer/graph/JSONAdapter.js b/html/admin/js/graphViewer/graph/JSONAdapter.js
index 4badc4e236..9dd19f7fb1 100644
--- a/html/admin/js/graphViewer/graph/JSONAdapter.js
+++ b/html/admin/js/graphViewer/graph/JSONAdapter.js
@@ -122,20 +122,12 @@ function JSONAdapter(jsonPath, nodes, edges, width, height) {
       if (error !== undefined && error !== null) {
         console.log(error);
       }
-      var n = findNode(node);
-      if (!n) {
-        n = absAdapter.insertNode(node);
-      } else {
-        n.children = node.children;
-      }
+      var n = absAdapter.insertNode(node);
       self.requestCentralityChildren(nodeId, function(c) {
         n._centrality = c;
       });
-      _.each(n.children, function(c) {
-        var check = findNode(c), e;
-        if (!check) {
-          check = absAdapter.insertNode(c);
-        }
+      _.each(node.children, function(c) {
+        var check = absAdapter.insertNode(c),
         e = {
           _from: n._id,
           _to: check._id,
@@ -145,7 +137,9 @@ function JSONAdapter(jsonPath, nodes, edges, width, height) {
         self.requestCentralityChildren(check._id, function(c) {
           n._centrality = c;
         });
+        delete check._data.children;
       });
+      delete n._data.children;
       if (callback) {
         callback(n);
       }
diff --git a/html/admin/js/graphViewer/jasmine_test/specAdapter/jsonAdapterSpec.js b/html/admin/js/graphViewer/jasmine_test/specAdapter/jsonAdapterSpec.js
index bcbb3f0cab..6e007568b4 100644
--- a/html/admin/js/graphViewer/jasmine_test/specAdapter/jsonAdapterSpec.js
+++ b/html/admin/js/graphViewer/jasmine_test/specAdapter/jsonAdapterSpec.js
@@ -83,7 +83,7 @@
       adapter = new JSONAdapter(jsonPath, nodes, edges);
     });
     
-    it('should be able to load a tree node form a json file', function() {
+    it('should be able to load a tree node from a json file', function() {
       var callbackCheck;
       
       runs(function() {
diff --git a/html/admin/js/graphViewer/karma/karma.conf.js b/html/admin/js/graphViewer/karma/karma.conf.js
index 0fadf61251..de6f8f8d16 100644
--- a/html/admin/js/graphViewer/karma/karma.conf.js
+++ b/html/admin/js/graphViewer/karma/karma.conf.js
@@ -32,6 +32,7 @@ module.exports = function(karma) {
 
     // Core Modules
       '../graphViewer.js',
+      '../graph/domObserverFactory.js',
       '../graph/colourMapper.js',
       '../graph/communityNode.js',
       '../graph/webWorkerWrapper.js',
@@ -63,6 +64,7 @@ module.exports = function(karma) {
     // Specs
     
       'specColourMapper/colourMapperSpec.js',
+      'specWindowObjects/domObserverFactorySpec.js',
       'specCommunityNode/communityNodeSpec.js',
       'specAdapter/interfaceSpec.js',
       'specAdapter/abstractAdapterSpec.js',
@@ -87,7 +89,7 @@ module.exports = function(karma) {
       'specGraphViewer/graphViewerPreviewSpec.js',
       'specNodeReducer/nodeReducerSpec.js',
       'specNodeReducer/modularityJoinerSpec.js',
-      'specWebWorker/workerWrapperSpec.js',
+      'specWindowObjects/workerWrapperSpec.js',
       'specJSLint/jsLintSpec.js'
     ],