diff --git a/js/demo.js b/js/demo.js
index 525b67c..d7ac53a 100644
--- a/js/demo.js
+++ b/js/demo.js
@@ -15,7 +15,14 @@
 	const current = navdemos.findIndex(el => el.classList.contains('demo--current'));
 	const navigate = (linkEl) => {
 		document.body.classList.remove('render');
-		document.body.addEventListener('transitionend', () => window.location = linkEl.href);
+
+		document.body.addEventListener(
+			'transitionend',
+			() => {
+				window.location.href = linkEl.href;
+			},
+			{ once: true }
+		);
 	};
 	navdemos.forEach(link => link.addEventListener('click', (ev) => {
 		ev.preventDefault();
@@ -39,4 +46,8 @@
 		document.body.classList.remove('loading');
 		document.body.classList.add('imgloaded');
 	});
+		// fixes the navigation cache bug when the user presses "back".
+	window.addEventListener('pageshow', () => {
+		document.body.classList.add('render');
+	});
 }