diff --git a/js/menu_resizer.js b/js/menu_resizer.js
index 20491605d7..6f81cca5d8 100644
--- a/js/menu_resizer.js
+++ b/js/menu_resizer.js
@@ -81,54 +81,54 @@
         var wmax = this.widthCalculator.call(this.$container);
         var windowWidth = $(window).width();
         var $submenu = this.$container.find('.submenu:last');
-        var submenu_w = $submenu.outerWidth(true);
-        var $submenu_ul = $submenu.find('ul');
+        var submenuW = $submenu.outerWidth(true);
+        var $submenuUl = $submenu.find('ul');
         var $li = this.$container.find('> li');
-        var $li2 = $submenu_ul.find('li');
-        var more_shown = $li2.length > 0;
+        var $li2 = $submenuUl.find('li');
+        var moreShown = $li2.length > 0;
         // Calculate the total width used by all the shown tabs
-        var total_len = more_shown ? submenu_w : 0;
+        var totalLen = moreShown ? submenuW : 0;
         var l = $li.length - 1;
         var i;
         for (i = 0; i < l; i++) {
-            total_len += $($li[i]).outerWidth(true);
+            totalLen += $($li[i]).outerWidth(true);
         }
 
         var hasVScroll = document.body.scrollHeight > document.body.clientHeight;
         if (hasVScroll) {
             windowWidth += 15;
         }
-        var navigationwidth = wmax;
+        var navigationWidth = wmax;
         if (windowWidth < 768) {
             wmax = 2000;
         }
 
         // Now hide menu elements that don't fit into the menubar
         var hidden = false; // Whether we have hidden any tabs
-        while (total_len >= wmax && --l >= 0) { // Process the tabs backwards
+        while (totalLen >= wmax && --l >= 0) { // Process the tabs backwards
             hidden = true;
             var el = $($li[l]);
-            var el_width = el.outerWidth(true);
-            el.data('width', el_width);
-            if (! more_shown) {
-                total_len -= el_width;
-                el.prependTo($submenu_ul);
-                total_len += submenu_w;
-                more_shown = true;
+            var elWidth = el.outerWidth(true);
+            el.data('width', elWidth);
+            if (! moreShown) {
+                totalLen -= elWidth;
+                el.prependTo($submenuUl);
+                totalLen += submenuW;
+                moreShown = true;
             } else {
-                total_len -= el_width;
-                el.prependTo($submenu_ul);
+                totalLen -= elWidth;
+                el.prependTo($submenuUl);
             }
         }
         // If we didn't hide any tabs, then there might be some space to show some
         if (! hidden) {
             // Show menu elements that do fit into the menubar
             for (i = 0, l = $li2.length; i < l; i++) {
-                total_len += $($li2[i]).data('width');
+                totalLen += $($li2[i]).data('width');
                 // item fits or (it is the last item
                 // and it would fit if More got removed)
-                if (total_len < wmax ||
-                    (i === $li2.length - 1 && total_len - submenu_w < wmax)
+                if (totalLen < wmax ||
+                    (i === $li2.length - 1 && totalLen - submenuW < wmax)
                 ) {
                     $($li2[i]).insertBefore($submenu);
                 } else {
@@ -144,7 +144,7 @@
         } else {
             $('.navigationbar').css({ 'width': 'auto' });
             $('.navigationbar').css({ 'overflow': 'visible' });
-            if ($submenu_ul.find('li').length > 0) {
+            if ($submenuUl.find('li').length > 0) {
                 $submenu.addClass('shown');
             } else {
                 $submenu.removeClass('shown');
@@ -153,10 +153,10 @@
         if (this.$container.find('> li').length === 1) {
             // If there is only the "More" tab left, then we need
             // to align the submenu to the left edge of the tab
-            $submenu_ul.removeClass().addClass('only');
+            $submenuUl.removeClass().addClass('only');
         } else {
             // Otherwise we align the submenu to the right edge of the tab
-            $submenu_ul.removeClass().addClass('notonly');
+            $submenuUl.removeClass().addClass('notonly');
         }
         if ($submenu.find('.tabactive').length) {
             $submenu