diff --git a/templates/_base.html b/templates/_base.html
index 2ff505d..7524a9b 100644
--- a/templates/_base.html
+++ b/templates/_base.html
@@ -212,53 +212,6 @@
       });
     </script>
 
-    <script>
-      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)
-        );
-      };
-
-      (function () {
-        var mywindow = $(window);
-        var mypos = mywindow.scrollTop();
-        var up = false;
-        var newscroll;
-        var navbarSupportedContent = $('#navbarSupportedContent');
-
-        if (!deviceIsMobile()) {
-          return;
-        }
-
-        mywindow.scroll(function () {
-          newscroll = mywindow.scrollTop();
-          if (newscroll < 30) {
-            $('.container-header').stop().fadeIn();
-            return;
-          }
-          if (!navbarSupportedContent.hasClass('show')) {
-            if (newscroll > (mypos + 0) && !up) {
-              $('.container-header').stop().fadeOut();
-              up = !up;
-            } else if(newscroll < (mypos + 0) && up) {
-              $('.container-header').stop().fadeIn();
-              up = !up;
-            }
-          }
-          mypos = newscroll;
-        });
-      })();
-    </script>
-
     {% block js %}
     {% endblock %}