diff --git a/templates/page-place-order.html b/templates/page-place-order.html
index e313025..0b81972 100644
--- a/templates/page-place-order.html
+++ b/templates/page-place-order.html
@@ -26,26 +26,12 @@
   <script>
     (function () {
       function deviceIsMobile() {
-        // https://coderwall.com/p/i817wa/one-line-function-to-detect-mobile-devices-with-javascript
-        return (
-          (typeof window.orientation !== 'undefined') ||
-          navigator.userAgent.match(/Android/i) ||
-          navigator.userAgent.match(/webOS/i) ||
-          navigator.userAgent.match(/iPhone/i) ||
-          navigator.userAgent.match(/iPad/i) ||
-          navigator.userAgent.match(/iPod/i) ||
-          navigator.userAgent.match(/BlackBerry/i) ||
-          navigator.userAgent.match(/Windows Phone/i) ||
-          (navigator.userAgent.indexOf('IEMobile') !== -1)
-        );
-      };
+        // Do not rely on User-Agent: https://developer.mozilla.org/en-US/docs/Web/API/Navigator/userAgent
+        // Be in sync with css/order-hardware.css
+        return window.innerWidth < 768;
+      }
 
       window.deviceIsMobile = deviceIsMobile;
-
-      return;
-      if (deviceIsMobile()) {
-        alert('The online crate configuration tool is not available for mobile browsers yet. Please use a desktop computer or email us at sales@m-l****.hk to get a quote.');
-      }
     })();
   </script>