diff --git a/src/public/javascripts/services/glob.js b/src/public/javascripts/services/glob.js
index 4567f1205..0730a4131 100644
--- a/src/public/javascripts/services/glob.js
+++ b/src/public/javascripts/services/glob.js
@@ -71,7 +71,7 @@ window.onerror = function (msg, url, lineNo, columnNo, error) {
 
 protectedSessionHolder.setProtectedSessionId(null);
 
-for (const appCssNoteId of window.appCssNoteIds || []) {
+for (const appCssNoteId of glob.appCssNoteIds || []) {
     libraryLoader.requireCss(`api/notes/download/${appCssNoteId}`);
 }
 
diff --git a/src/public/javascripts/widgets/note_detail.js b/src/public/javascripts/widgets/note_detail.js
index d19e20d9b..076fc6c17 100644
--- a/src/public/javascripts/widgets/note_detail.js
+++ b/src/public/javascripts/widgets/note_detail.js
@@ -101,7 +101,7 @@ export default class NoteDetailWidget extends TabAwareWidget {
         this.toggle(true);
 
         this.type = await this.getWidgetType();
-        this.mime = this.note.mime;
+        this.mime = this.note ? this.note.mime : null;
 
         if (!(this.type in this.typeWidgets)) {
             const clazz = typeWidgetClasses[this.type];
@@ -164,6 +164,8 @@ export default class NoteDetailWidget extends TabAwareWidget {
 
             const noteComplement = await this.tabContext.getNoteComplement();
 
+            console.log(note, noteComplement);
+
             if (utils.isHtmlEmpty(noteComplement.content)) {
                 type = 'book';
             }
diff --git a/src/public/javascripts/widgets/type_widgets/empty.js b/src/public/javascripts/widgets/type_widgets/empty.js
index 5316040b9..b166b0527 100644
--- a/src/public/javascripts/widgets/type_widgets/empty.js
+++ b/src/public/javascripts/widgets/type_widgets/empty.js
@@ -36,10 +36,6 @@ export default class EmptyTypeWidget extends TypeWidget {
         return this.$widget;
     }
 
-    refresh() {
-        this.toggle(!this.tabContext.note);
-    }
-
     getContent() {}
 
     focus() {}
diff --git a/src/public/javascripts/widgets/type_widgets/type_widget.js b/src/public/javascripts/widgets/type_widgets/type_widget.js
index c5edd622d..e42329286 100644
--- a/src/public/javascripts/widgets/type_widgets/type_widget.js
+++ b/src/public/javascripts/widgets/type_widgets/type_widget.js
@@ -1,6 +1,13 @@
 import TabAwareWidget from "../tab_aware_widget.js";
 
 export default class TypeWidget extends TabAwareWidget {
+    constructor(parent) {
+        super(parent);
+
+        /** @var {NoteDetailWidget} */
+        this.noteDetailWidget = parent;
+    }
+
     // for overriding
     static getType() {}
 
@@ -10,13 +17,9 @@ export default class TypeWidget extends TabAwareWidget {
     doRefresh(note) {}
 
     refresh() {
-        const note = this.tabContext.note;
         const widgetType = this.constructor.getType();
 
-        if (!note
-            || (note.type !== widgetType
-                && (note.type !== 'text' || widgetType !== 'book') // text can be rendered as book if it does not have content
-                && (widgetType !== 'protected-session' || !note.isProtected))) {
+        if (widgetType !== this.noteDetailWidget.type) {
             this.toggle(false);
 
             this.cleanup();
@@ -24,7 +27,7 @@ export default class TypeWidget extends TabAwareWidget {
         else {
             this.toggle(true);
 
-            this.doRefresh(note);
+            this.doRefresh(this.note);
         }
     }