diff --git a/source/js/schemes/muse.js b/source/js/schemes/muse.js
index 291370e..15f9dbe 100644
--- a/source/js/schemes/muse.js
+++ b/source/js/schemes/muse.js
@@ -3,12 +3,11 @@
 document.addEventListener('DOMContentLoaded', () => {
 
   const isRight = CONFIG.sidebar.position === 'right';
-  const mousePos = {};
 
   const sidebarToggleMotion = {
-    lines: document.querySelector('.sidebar-toggle'),
+    mouse: {},
     init : function() {
-      window.addEventListener('mousedown', this.mousedownHandler);
+      window.addEventListener('mousedown', this.mousedownHandler.bind(this));
       window.addEventListener('mouseup', this.mouseupHandler.bind(this));
       document.querySelector('.sidebar-dimmer').addEventListener('click', this.clickHandler.bind(this));
       document.querySelector('.sidebar-toggle').addEventListener('click', this.clickHandler.bind(this));
@@ -16,12 +15,12 @@ document.addEventListener('DOMContentLoaded', () => {
       window.addEventListener('sidebar:hide', this.hideSidebar);
     },
     mousedownHandler: function(event) {
-      mousePos.X = event.pageX;
-      mousePos.Y = event.pageY;
+      this.mouse.X = event.pageX;
+      this.mouse.Y = event.pageY;
     },
     mouseupHandler: function(event) {
-      const deltaX = event.pageX - mousePos.X;
-      const deltaY = event.pageY - mousePos.Y;
+      const deltaX = event.pageX - this.mouse.X;
+      const deltaY = event.pageY - this.mouse.Y;
       const clickingBlankPart = Math.hypot(deltaX, deltaY) < 20 && event.target.matches('.main');
       // Fancybox has z-index property, but medium-zoom does not, so the sidebar will overlay the zoomed image.
       if (clickingBlankPart || event.target.matches('img.medium-zoom-image')) {
@@ -47,7 +46,7 @@ document.addEventListener('DOMContentLoaded', () => {
       document.body.classList.remove('sidebar-active');
     }
   };
-  sidebarToggleMotion.init();
+  if (CONFIG.sidebar.display !== 'remove') sidebarToggleMotion.init();
 
   function updateFooterPosition() {
     const footer = document.querySelector('.footer');