diff --git a/src/assets/init.js b/src/assets/init.js
index af19e7a..b48385c 100644
--- a/src/assets/init.js
+++ b/src/assets/init.js
@@ -35,37 +35,37 @@ var createIframe = function() {
 }
 
 var load_virtual_page = (function (path, get_params, anchor) {
-    const data = window.data.file_tree[path];
+    const data = window.global_context.file_tree[path];
     var iframe = createIframe();
-    window.data.get_parameters = get_params;
+    window.global_context.get_parameters = get_params;
     iframe.contentDocument.write(data);
     if (anchor) {
         iframe.contentDocument.location.hash = anchor;
     }
-    window.data.current_path = path;
+    window.global_context.current_path = path;
     window.history.pushState({path, get_params, anchor}, '', '#');
 });
 
 window.onload = function() {
     // Set up the virtual file tree
-    var FT = window.data.file_tree;
+    var FT = window.global_context.file_tree;
     FT = _base64ToArrayBuffer(FT);
     FT = pako.inflate(FT)
     FT = new TextDecoder("utf-8").decode(FT);
     FT = JSON.parse(FT);
-    window.data.file_tree = FT;
+    window.global_context.file_tree = FT;
 
     // Set up message listener
     window.addEventListener("message", (evnt) => {
         console.log("Received message in parent", evnt);
         if (evnt.data.action == 'set_title') {
             // iframe has finished loading and sent us its title
-            // parent sets the title and responds with the data object
+            // parent sets the title and responds with the global_context object
             window.document.title = evnt.data.argument;
             var iframe = document.getElementById(iFrameId);
             iframe.contentWindow.postMessage({
                 action: "set_data",
-                argument: window.data,
+                argument: window.global_context,
             }, "*");
         } else if (evnt.data.action == 'virtual_click') {
             // user has clicked on a link in the iframe
@@ -94,5 +94,5 @@ window.onload = function() {
     });
 
     // Load first page
-    load_virtual_page(window.data.current_path, "", "");
+    load_virtual_page(window.global_context.current_path, "", "");
 }
diff --git a/src/assets/inject.js b/src/assets/inject.js
index 7834c4d..07a2e5a 100644
--- a/src/assets/inject.js
+++ b/src/assets/inject.js
@@ -141,14 +141,14 @@ var is_virtual = function(url) {
 
 var retrieve_file = function(path) {
     // console.log("Retrieving file: " + path);
-    var file_tree = window.data.file_tree;
+    var file_tree = window.global_context.file_tree;
     var file = file_tree[path];
     return file;
 };
 
 var normalize_path = function(path) {
     // make relative paths absolute
-    var result = window.data.current_path;
+    var result = window.global_context.current_path;
     result = result.split('/');
     result.pop();
     result = result.concat(path.split('/'));
@@ -167,7 +167,7 @@ var normalize_path = function(path) {
     });
 
     result = array.join('/');
-    // console.log(`Normalized path: ${path} -> ${result} (@${window.data.current_path})`);
+    // console.log(`Normalized path: ${path} -> ${result} (@${window.global_context.current_path})`);
     return result;
 };
 
@@ -185,8 +185,8 @@ var fix_document = function() {
 window.addEventListener("message", (evnt) => {
     console.log("Received message in iframe", evnt);
     if (evnt.data.action == 'set_data') {
-        window.data = evnt.data.argument;
-        console.log("Received data from parent", window.data);
+        window.global_context = evnt.data.argument;
+        console.log("Received data from parent", window.global_context);
         // dynamically fix elements on this page
         try {
             fix_document();
diff --git a/src/assets/monkeypatch.js b/src/assets/monkeypatch.js
index 65cef0b..df5dd53 100644
--- a/src/assets/monkeypatch.js
+++ b/src/assets/monkeypatch.js
@@ -7,7 +7,7 @@
  * creative.
  *
  * Here, we patch the `URLSearchParams` class so it returns the information
- * stored in `window.data.get_parameters`.
+ * stored in `window.global_context.get_parameters`.
  *
  */
 
@@ -17,11 +17,11 @@ var myGet = function (arg) {
     const originalResult = originalGet.apply(this, [arg]);
     // If searchtools.js of sphinx is used
     if (
-        window.data.get_parameters &&
+        window.global_context.get_parameters &&
         (window.location.search === "") &&
         (Array.from(this.entries()).length == 0)
     ) {
-        const params = new URLSearchParams('?' + window.data.get_parameters);
+        const params = new URLSearchParams('?' + window.global_context.get_parameters);
         const result = params.get(arg);
         // console.log("Return virtual get parameter:", arg, result);
         return result;
diff --git a/src/embed.py b/src/embed.py
index a5a8290..b4da5fa 100644
--- a/src/embed.py
+++ b/src/embed.py
@@ -61,19 +61,19 @@ def embed_assets(index_file):
 
     remote_resources = []
 
-    data = {
+    global_context = {
         'current_path': base_name,
         'file_tree': file_tree,
         'remote_resources': remote_resources,
     }
-    data = json.dumps(data)
+    global_context = json.dumps(global_context)
 
     result = """
 <!DOCTYPE html>
 <html>
 <head><style>{style}</style></head>
 <body>{body}
-<script>window.data = {data}</script>
+<script>window.global_context = {global_context}</script>
 <script>{pako} //# sourceURL=pako.js</script>
 <script>{init_js}</script>
 </body></html>
@@ -82,7 +82,7 @@ def embed_assets(index_file):
         init_js=init_files['init.js'],
         pako=init_files['pako.min.js'],
         body=init_files['init.html'],
-        data=data,
+        global_context=global_context,
     )
 
     with open(result_file, 'w') as fp: