diff --git a/ghu.js b/ghu.js
index 9bef5e0a..a2419650 100644
--- a/ghu.js
+++ b/ghu.js
@@ -68,7 +68,7 @@ ghu.task('build:scripts', runtime => {
 
     return read(`${SRC}/_h5ai/public/js/scripts.js`)
         .then(newerThan(mapper, `${SRC}/_h5ai/public/js/**`))
-        .then(webpack(webpackConfig, {showStats: true}))
+        .then(webpack(webpackConfig, {showStats: false}))
         .then(wrap('\n\n// @include "global.js"\n\n'))
         .then(includeit())
         .then(ife(() => runtime.args.production, uglify()))
diff --git a/src/_h5ai/public/js/global.js b/src/_h5ai/public/js/global.js
index 020b63b5..64970ccd 100644
--- a/src/_h5ai/public/js/global.js
+++ b/src/_h5ai/public/js/global.js
@@ -1,6 +1,5 @@
-(function check(win) {
-    /* eslint-disable func-names,no-console,no-var */
-
+/* eslint-disable func-names,no-var */
+(function (win) {
     if (typeof win !== 'object' || win.window !== win || !win.document) {
         throw new Error('no-window');
     }
@@ -14,7 +13,6 @@
             docEl.className = noBrowser;
             throw new Error(noBrowser + ': ' + msg);
         }
-        win.console.log('checked: ' + msg);
     }
 
     assert('console', win.console && typeof win.console.log === 'function');
@@ -37,9 +35,8 @@
             return false;
         }
     }()));
-
-    /* eslint-enable no-var */
 }(this));
+/* eslint-enable */
 
 
 // @include "vendor/*.js"
diff --git a/src/_h5ai/public/js/lib/config.js b/src/_h5ai/public/js/lib/config.js
index a624c613..9614a9f8 100644
--- a/src/_h5ai/public/js/lib/config.js
+++ b/src/_h5ai/public/js/lib/config.js
@@ -1,9 +1,9 @@
 const {request} = require('./core/server');
 
 const config = module.exports = {
-    _update: data => {
-        return request(data).then(newConfig => {
-            Object.assign(config, newConfig);
+    _update: query => {
+        return request(query).then(response => {
+            Object.assign(config, response);
             return config;
         });
     }
diff --git a/src/_h5ai/public/js/lib/core/event.js b/src/_h5ai/public/js/lib/core/event.js
index 6dc67b0b..655e385a 100644
--- a/src/_h5ai/public/js/lib/core/event.js
+++ b/src/_h5ai/public/js/lib/core/event.js
@@ -1,4 +1,4 @@
-const {_: lo} = require('../win');
+const {lo} = require('../globals');
 
 const subscriptions = {};
 
diff --git a/src/_h5ai/public/js/lib/core/format.js b/src/_h5ai/public/js/lib/core/format.js
index 5eab78b4..1bb52f69 100644
--- a/src/_h5ai/public/js/lib/core/format.js
+++ b/src/_h5ai/public/js/lib/core/format.js
@@ -1,4 +1,4 @@
-const {_: lo} = require('../win');
+const {lo} = require('../globals');
 
 const decimalMetric = {
     t: 1000.0,
diff --git a/src/_h5ai/public/js/lib/core/langs.js b/src/_h5ai/public/js/lib/core/langs.js
index b78bfcd5..1a2f8435 100644
--- a/src/_h5ai/public/js/lib/core/langs.js
+++ b/src/_h5ai/public/js/lib/core/langs.js
@@ -1,2 +1,2 @@
-const config = require('../config');
-module.exports = Object.assign({}, config.langs);
+const {langs} = require('../config');
+module.exports = Object.assign({}, langs);
diff --git a/src/_h5ai/public/js/lib/core/location.js b/src/_h5ai/public/js/lib/core/location.js
index 8c2f0d94..893f555d 100644
--- a/src/_h5ai/public/js/lib/core/location.js
+++ b/src/_h5ai/public/js/lib/core/location.js
@@ -1,11 +1,11 @@
-const {window: win, document: doc, _: lo} = require('../win');
+const {win, lo} = require('../globals');
 const {request} = require('./server');
 const allsettings = require('./settings');
 const event = require('./event');
 
 const notification = require('../view/notification');
 
-
+const doc = win.document;
 const settings = lo.extend({
     fastBrowsing: true,
     unmanagedInNewWindow: true
diff --git a/src/_h5ai/public/js/lib/core/resource.js b/src/_h5ai/public/js/lib/core/resource.js
index 785d5719..6b9fda7f 100644
--- a/src/_h5ai/public/js/lib/core/resource.js
+++ b/src/_h5ai/public/js/lib/core/resource.js
@@ -1,4 +1,4 @@
-const {_: lo} = require('../win');
+const {lo} = require('../globals');
 const config = require('../config');
 const settings = require('./settings');
 
diff --git a/src/_h5ai/public/js/lib/core/server.js b/src/_h5ai/public/js/lib/core/server.js
index 473c9377..ebcf302c 100644
--- a/src/_h5ai/public/js/lib/core/server.js
+++ b/src/_h5ai/public/js/lib/core/server.js
@@ -1,4 +1,4 @@
-const {jQuery: jq, _: lo} = require('../win');
+const {jq, lo} = require('../globals');
 
 function request(data) {
     return new Promise(resolve => {
diff --git a/src/_h5ai/public/js/lib/core/store.js b/src/_h5ai/public/js/lib/core/store.js
index be29705c..eae92a12 100644
--- a/src/_h5ai/public/js/lib/core/store.js
+++ b/src/_h5ai/public/js/lib/core/store.js
@@ -1,4 +1,4 @@
-const win = require('../win');
+const {win} = require('../globals');
 
 const store = win.localStorage;
 const storekey = '_h5ai';
diff --git a/src/_h5ai/public/js/lib/core/types.js b/src/_h5ai/public/js/lib/core/types.js
index 88cf51dc..ca1a9fe1 100644
--- a/src/_h5ai/public/js/lib/core/types.js
+++ b/src/_h5ai/public/js/lib/core/types.js
@@ -1,4 +1,4 @@
-const {_: lo} = require('../win');
+const {lo} = require('../globals');
 const config = require('../config');
 
 const reEndsWithSlash = /\/$/;
diff --git a/src/_h5ai/public/js/lib/core/util.js b/src/_h5ai/public/js/lib/core/util.js
index 48682a03..4161a564 100644
--- a/src/_h5ai/public/js/lib/core/util.js
+++ b/src/_h5ai/public/js/lib/core/util.js
@@ -1,4 +1,4 @@
-const {_: lo} = require('../win');
+const {lo} = require('../globals');
 
 function regularCmpFn(val1, val2) {
     if (val1 < val2) {
diff --git a/src/_h5ai/public/js/lib/ext/autorefresh.js b/src/_h5ai/public/js/lib/ext/autorefresh.js
index b407e33b..3f4c485b 100644
--- a/src/_h5ai/public/js/lib/ext/autorefresh.js
+++ b/src/_h5ai/public/js/lib/ext/autorefresh.js
@@ -1,4 +1,4 @@
-const {setTimeout} = require('../win');
+const {win} = require('../globals');
 const event = require('../core/event');
 const location = require('../core/location');
 const allsettings = require('../core/settings');
@@ -16,12 +16,12 @@ function heartbeat() {
 }
 
 function before() {
-    clearTimeout(timeoutId);
+    win.clearTimeout(timeoutId);
 }
 
 function after() {
-    clearTimeout(timeoutId);
-    timeoutId = setTimeout(heartbeat, settings.interval);
+    win.clearTimeout(timeoutId);
+    timeoutId = win.setTimeout(heartbeat, settings.interval);
 }
 
 function init() {
diff --git a/src/_h5ai/public/js/lib/ext/contextmenu.js b/src/_h5ai/public/js/lib/ext/contextmenu.js
index 4173b5a7..76f94e53 100644
--- a/src/_h5ai/public/js/lib/ext/contextmenu.js
+++ b/src/_h5ai/public/js/lib/ext/contextmenu.js
@@ -1,7 +1,8 @@
-const {document: doc, jQuery: jq, _: lo} = require('../win');
+const {win, jq, lo} = require('../globals');
 const resource = require('../core/resource');
 const allsettings = require('../core/settings');
 
+const doc = win.document;
 const settings = lo.extend({
     enabled: false
 }, allsettings.contextmenu);
diff --git a/src/_h5ai/public/js/lib/ext/crumb.js b/src/_h5ai/public/js/lib/ext/crumb.js
index 6d7f2f6e..728d82b2 100644
--- a/src/_h5ai/public/js/lib/ext/crumb.js
+++ b/src/_h5ai/public/js/lib/ext/crumb.js
@@ -1,4 +1,4 @@
-const {jQuery: jq, _: lo} = require('../win');
+const {jq, lo} = require('../globals');
 const event = require('../core/event');
 const location = require('../core/location');
 const resource = require('../core/resource');
diff --git a/src/_h5ai/public/js/lib/ext/custom.js b/src/_h5ai/public/js/lib/ext/custom.js
index 7ffbfc2c..77d791bc 100644
--- a/src/_h5ai/public/js/lib/ext/custom.js
+++ b/src/_h5ai/public/js/lib/ext/custom.js
@@ -1,4 +1,4 @@
-const {jQuery: jq, _: lo, marked} = require('../win');
+const {jq, lo, marked} = require('../globals');
 const event = require('../core/event');
 const server = require('../core/server');
 const allsettings = require('../core/settings');
diff --git a/src/_h5ai/public/js/lib/ext/download.js b/src/_h5ai/public/js/lib/ext/download.js
index c91540a1..81b10eaa 100644
--- a/src/_h5ai/public/js/lib/ext/download.js
+++ b/src/_h5ai/public/js/lib/ext/download.js
@@ -1,4 +1,4 @@
-const {jQuery: jq, _: lo} = require('../win');
+const {jq, lo} = require('../globals');
 const event = require('../core/event');
 const location = require('../core/location');
 const resource = require('../core/resource');
diff --git a/src/_h5ai/public/js/lib/ext/filter.js b/src/_h5ai/public/js/lib/ext/filter.js
index 1af98e25..9c975d18 100644
--- a/src/_h5ai/public/js/lib/ext/filter.js
+++ b/src/_h5ai/public/js/lib/ext/filter.js
@@ -1,4 +1,4 @@
-const {jQuery: jq, _: lo} = require('../win');
+const {jq, lo} = require('../globals');
 const event = require('../core/event');
 const location = require('../core/location');
 const resource = require('../core/resource');
diff --git a/src/_h5ai/public/js/lib/ext/google-analytics.js b/src/_h5ai/public/js/lib/ext/google-analytics.js
index 52940884..8d838ebe 100644
--- a/src/_h5ai/public/js/lib/ext/google-analytics.js
+++ b/src/_h5ai/public/js/lib/ext/google-analytics.js
@@ -1,4 +1,4 @@
-const {window: win, _: lo} = require('../win');
+const {win, lo} = require('../globals');
 const event = require('../core/event');
 const allsettings = require('../core/settings');
 
diff --git a/src/_h5ai/public/js/lib/ext/info.js b/src/_h5ai/public/js/lib/ext/info.js
index 18c1c8d6..419b3b46 100644
--- a/src/_h5ai/public/js/lib/ext/info.js
+++ b/src/_h5ai/public/js/lib/ext/info.js
@@ -1,4 +1,4 @@
-const {window: win, jQuery: jq, _: lo} = require('../win');
+const {win, jq, lo} = require('../globals');
 const event = require('../core/event');
 const format = require('../core/format');
 const resource = require('../core/resource');
diff --git a/src/_h5ai/public/js/lib/ext/l10n.js b/src/_h5ai/public/js/lib/ext/l10n.js
index 06322a8d..1a5604b8 100644
--- a/src/_h5ai/public/js/lib/ext/l10n.js
+++ b/src/_h5ai/public/js/lib/ext/l10n.js
@@ -1,4 +1,4 @@
-const {navigator, jQuery: jq, _: lo} = require('../win');
+const {win, jq, lo} = require('../globals');
 const event = require('../core/event');
 const format = require('../core/format');
 const langs = require('../core/langs');
@@ -89,7 +89,7 @@ function localize(languages, isoCode, useBrowserLang) {
     if (languages[storedIsoCode]) {
         isoCode = storedIsoCode;
     } else if (useBrowserLang) {
-        const browserLang = navigator.language || navigator.browserLanguage;
+        const browserLang = win.navigator.language || win.navigator.browserLanguage;
         if (browserLang) {
             if (languages[browserLang]) {
                 isoCode = browserLang;
diff --git a/src/_h5ai/public/js/lib/ext/peer5.js b/src/_h5ai/public/js/lib/ext/peer5.js
index 99c33b9a..323c2855 100644
--- a/src/_h5ai/public/js/lib/ext/peer5.js
+++ b/src/_h5ai/public/js/lib/ext/peer5.js
@@ -1,4 +1,4 @@
-const {window: win, jQuery: jq, _: lo} = require('../win');
+const {win, jq, lo} = require('../globals');
 const allsettings = require('../core/settings');
 
 const settings = lo.extend({
diff --git a/src/_h5ai/public/js/lib/ext/piwik-analytics.js b/src/_h5ai/public/js/lib/ext/piwik-analytics.js
index 32bcb22f..2ad4e5ee 100644
--- a/src/_h5ai/public/js/lib/ext/piwik-analytics.js
+++ b/src/_h5ai/public/js/lib/ext/piwik-analytics.js
@@ -1,4 +1,4 @@
-const {window: win, jQuery: jq, _: lo} = require('../win');
+const {win, jq, lo} = require('../globals');
 const event = require('../core/event');
 const allsettings = require('../core/settings');
 
diff --git a/src/_h5ai/public/js/lib/ext/preview-aud.js b/src/_h5ai/public/js/lib/ext/preview-aud.js
index 7ca9e7e7..564cdc51 100644
--- a/src/_h5ai/public/js/lib/ext/preview-aud.js
+++ b/src/_h5ai/public/js/lib/ext/preview-aud.js
@@ -1,4 +1,4 @@
-const {setTimeout, jQuery: jq, _: lo} = require('../win');
+const {win, jq, lo} = require('../globals');
 const event = require('../core/event');
 const format = require('../core/format');
 const allsettings = require('../core/settings');
@@ -13,7 +13,7 @@ function preloadAudio(src, callback) {
     const $audio = jq('<audio/>')
         .one('loadedmetadata', () => {
             callback($audio);
-            // setTimeout(function () { callback($img); }, 1000); // for testing
+            // win.setTimeout(function () { callback($img); }, 1000); // for testing
         })
         .attr('autoplay', 'autoplay')
         .attr('controls', 'controls')
@@ -46,7 +46,7 @@ function onEnter(items, idx) {
         currentIdx = (currentIdx + rel + currentItems.length) % currentItems.length;
         currentItem = currentItems[currentIdx];
 
-        const spinnerTimeout = setTimeout(() => preview.showSpinner(true), 200);
+        const spinnerTimeout = win.setTimeout(() => preview.showSpinner(true), 200);
 
         if (jq('#pv-aud-audio').length) {
             jq('#pv-aud-audio')[0].pause();
@@ -61,11 +61,11 @@ function onEnter(items, idx) {
         function swap(nuContent) {
             jq('#pv-content').empty().append(nuContent.attr('id', 'pv-vid-audio')).fadeIn(200);
             // small timeout, so nuContent is visible and therefore its width is available
-            setTimeout(updateMeta, 10);
+            win.setTimeout(updateMeta, 10);
         }
 
         function onReady($preloadedContent) {
-            clearTimeout(spinnerTimeout);
+            win.clearTimeout(spinnerTimeout);
             preview.showSpinner(false);
 
             jq('#pv-content').fadeOut(100, () => swap($preloadedContent));
diff --git a/src/_h5ai/public/js/lib/ext/preview-img.js b/src/_h5ai/public/js/lib/ext/preview-img.js
index ba82d557..17847e7c 100644
--- a/src/_h5ai/public/js/lib/ext/preview-img.js
+++ b/src/_h5ai/public/js/lib/ext/preview-img.js
@@ -1,4 +1,4 @@
-const {setTimeout, jQuery: jq, _: lo} = require('../win');
+const {win, jq, lo} = require('../globals');
 const event = require('../core/event');
 const server = require('../core/server');
 const allsettings = require('../core/settings');
@@ -42,7 +42,7 @@ function preloadImage(item, callback) {
                 callback(item, ev.target);
 
                 // for testing
-                // setTimeout(function () { callback(item, ev.target); }, 1000);
+                // win.setTimeout(function () { callback(item, ev.target); }, 1000);
             })
             .attr('src', src);
     });
@@ -81,8 +81,8 @@ function onIdxChange(rel) {
     if (preview.isSpinnerVisible()) {
         preview.showSpinner(true, currentItem.thumbSquare);
     } else {
-        clearTimeout(spinnerTimeoutId);
-        spinnerTimeoutId = setTimeout(() => {
+        win.clearTimeout(spinnerTimeoutId);
+        spinnerTimeoutId = win.setTimeout(() => {
             preview.showSpinner(true, currentItem.thumbSquare);
         }, spinnerThreshold);
     }
@@ -92,7 +92,7 @@ function onIdxChange(rel) {
             return;
         }
 
-        clearTimeout(spinnerTimeoutId);
+        win.clearTimeout(spinnerTimeoutId);
         preview.showSpinner(false);
         jq('#pv-content')
             .empty()
diff --git a/src/_h5ai/public/js/lib/ext/preview-txt.js b/src/_h5ai/public/js/lib/ext/preview-txt.js
index 4de3279d..32d588e5 100644
--- a/src/_h5ai/public/js/lib/ext/preview-txt.js
+++ b/src/_h5ai/public/js/lib/ext/preview-txt.js
@@ -1,4 +1,4 @@
-const {setTimeout, jQuery: jq, _: lo, marked, Prism: prism} = require('../win');
+const {win, jq, lo, marked, prism} = require('../globals');
 const event = require('../core/event');
 const allsettings = require('../core/settings');
 const preview = require('./preview');
@@ -26,7 +26,7 @@ function preloadText(item, callback) {
         callback(item, content);
 
         // for testing
-        // setTimeout(function () { callback(item, content); }, 1000);
+        // win.setTimeout(function () { callback(item, content); }, 1000);
     })
     .fail((jqXHR, textStatus) => {
         callback(item, '[ajax error] ' + textStatus);
@@ -57,8 +57,8 @@ function onIdxChange(rel) {
     if (preview.isSpinnerVisible()) {
         preview.showSpinner(true, currentItem.icon);
     } else {
-        clearTimeout(spinnerTimeoutId);
-        spinnerTimeoutId = setTimeout(() => {
+        win.clearTimeout(spinnerTimeoutId);
+        spinnerTimeoutId = win.setTimeout(() => {
             preview.showSpinner(true, currentItem.icon);
         }, spinnerThreshold);
     }
@@ -86,13 +86,13 @@ function onIdxChange(rel) {
                 $code.empty().html(prism.highlight(textContent, prism.languages[type]));
             } else {
                 $code.empty().text(textContent);
-                setTimeout(() => {
+                win.setTimeout(() => {
                     $code.empty().html(prism.highlight(textContent, prism.languages[type]));
                 }, 300);
             }
         }
 
-        clearTimeout(spinnerTimeoutId);
+        win.clearTimeout(spinnerTimeoutId);
         preview.showSpinner(false);
         jq('#pv-content')
             .empty()
diff --git a/src/_h5ai/public/js/lib/ext/preview-vid.js b/src/_h5ai/public/js/lib/ext/preview-vid.js
index 0d49108b..3c897e09 100644
--- a/src/_h5ai/public/js/lib/ext/preview-vid.js
+++ b/src/_h5ai/public/js/lib/ext/preview-vid.js
@@ -1,4 +1,4 @@
-const {setTimeout, jQuery: jq, _: lo} = require('../win');
+const {win, jq, lo} = require('../globals');
 const event = require('../core/event');
 const allsettings = require('../core/settings');
 const preview = require('./preview');
@@ -12,7 +12,7 @@ function preloadVideo(src, callback) {
     const $video = jq('<video/>')
         .one('loadedmetadata', () => {
             callback($video);
-            // setTimeout(function () { callback($video); }, 1000); // for testing
+            // win.setTimeout(function () { callback($video); }, 1000); // for testing
         })
         .attr('autoplay', 'autoplay')
         .attr('controls', 'controls')
@@ -46,7 +46,7 @@ function onEnter(items, idx) {
         currentIdx = (currentIdx + rel + currentItems.length) % currentItems.length;
         currentItem = currentItems[currentIdx];
 
-        const spinnerTimeout = setTimeout(() => preview.showSpinner(true), 200);
+        const spinnerTimeout = win.setTimeout(() => preview.showSpinner(true), 200);
 
         if (jq('#pv-vid-video').length) {
             jq('#pv-vid-video')[0].pause();
@@ -61,11 +61,11 @@ function onEnter(items, idx) {
         function swap(nuContent) {
             jq('#pv-content').empty().append(nuContent.attr('id', 'pv-vid-video')).fadeIn(200);
             // small timeout, so nuContent is visible and therefore its width is available
-            setTimeout(updateMeta, 10);
+            win.setTimeout(updateMeta, 10);
         }
 
         function onReady($preloadedContent) {
-            clearTimeout(spinnerTimeout);
+            win.clearTimeout(spinnerTimeout);
             preview.showSpinner(false);
 
             jq('#pv-content').fadeOut(100, () => swap($preloadedContent));
diff --git a/src/_h5ai/public/js/lib/ext/preview.js b/src/_h5ai/public/js/lib/ext/preview.js
index 7b1d33d1..1b096601 100644
--- a/src/_h5ai/public/js/lib/ext/preview.js
+++ b/src/_h5ai/public/js/lib/ext/preview.js
@@ -1,4 +1,4 @@
-const {window: win, setTimeout, jQuery: jq, _: lo} = require('../win');
+const {win, jq, lo} = require('../globals');
 const resource = require('../core/resource');
 const allsettings = require('../core/settings');
 const store = require('../core/store');
@@ -89,11 +89,11 @@ function onPrevious() {
 }
 
 function userAlive() {
-    clearTimeout(userAliveTimeoutId);
+    win.clearTimeout(userAliveTimeoutId);
     jq('#pv-overlay .hof').stop(true, true).fadeIn(200);
 
     if (isFullscreen) {
-        userAliveTimeoutId = setTimeout(() => {
+        userAliveTimeoutId = win.setTimeout(() => {
             jq('#pv-overlay .hof').stop(true, true).fadeOut(2000);
         }, 2000);
     }
diff --git a/src/_h5ai/public/js/lib/ext/search.js b/src/_h5ai/public/js/lib/ext/search.js
index b4a6d4a1..f45ddba1 100644
--- a/src/_h5ai/public/js/lib/ext/search.js
+++ b/src/_h5ai/public/js/lib/ext/search.js
@@ -1,4 +1,4 @@
-const {jQuery: jq, _: lo} = require('../win');
+const {jq, lo} = require('../globals');
 const event = require('../core/event');
 const location = require('../core/location');
 const resource = require('../core/resource');
diff --git a/src/_h5ai/public/js/lib/ext/select.js b/src/_h5ai/public/js/lib/ext/select.js
index 7923c1c4..03e4f5f2 100644
--- a/src/_h5ai/public/js/lib/ext/select.js
+++ b/src/_h5ai/public/js/lib/ext/select.js
@@ -1,9 +1,10 @@
-const {document: doc, jQuery: jq, _: lo} = require('../win');
+const {win, jq, lo} = require('../globals');
 const event = require('../core/event');
 const resource = require('../core/resource');
 const allsettings = require('../core/settings');
 
 
+const doc = win.document;
 const settings = lo.extend({
     enabled: false,
     clickndrag: false,
diff --git a/src/_h5ai/public/js/lib/ext/sort.js b/src/_h5ai/public/js/lib/ext/sort.js
index 1066e4b4..4641409b 100644
--- a/src/_h5ai/public/js/lib/ext/sort.js
+++ b/src/_h5ai/public/js/lib/ext/sort.js
@@ -1,4 +1,4 @@
-const {jQuery: jq, _: lo} = require('../win');
+const {jq, lo} = require('../globals');
 const event = require('../core/event');
 const resource = require('../core/resource');
 const allsettings = require('../core/settings');
diff --git a/src/_h5ai/public/js/lib/ext/thumbnails.js b/src/_h5ai/public/js/lib/ext/thumbnails.js
index c8cd3552..766672ae 100644
--- a/src/_h5ai/public/js/lib/ext/thumbnails.js
+++ b/src/_h5ai/public/js/lib/ext/thumbnails.js
@@ -1,4 +1,4 @@
-const {_: lo} = require('../win');
+const {lo} = require('../globals');
 const event = require('../core/event');
 const server = require('../core/server');
 const allsettings = require('../core/settings');
diff --git a/src/_h5ai/public/js/lib/ext/title.js b/src/_h5ai/public/js/lib/ext/title.js
index 63f18c3e..6b81e2b1 100644
--- a/src/_h5ai/public/js/lib/ext/title.js
+++ b/src/_h5ai/public/js/lib/ext/title.js
@@ -1,8 +1,9 @@
-const {document: doc, _: lo} = require('../win');
+const {win, lo} = require('../globals');
 const event = require('../core/event');
 const allsettings = require('../core/settings');
 
 
+const doc = win.document;
 const settings = lo.extend({
     enabled: false
 }, allsettings.title);
diff --git a/src/_h5ai/public/js/lib/ext/tree.js b/src/_h5ai/public/js/lib/ext/tree.js
index 64700e55..5768ae98 100644
--- a/src/_h5ai/public/js/lib/ext/tree.js
+++ b/src/_h5ai/public/js/lib/ext/tree.js
@@ -1,4 +1,4 @@
-const {jQuery: jq, _: lo} = require('../win');
+const {jq, lo} = require('../globals');
 const event = require('../core/event');
 const location = require('../core/location');
 const resource = require('../core/resource');
diff --git a/src/_h5ai/public/js/lib/globals.js b/src/_h5ai/public/js/lib/globals.js
new file mode 100644
index 00000000..62ca226d
--- /dev/null
+++ b/src/_h5ai/public/js/lib/globals.js
@@ -0,0 +1,14 @@
+const globals = module.exports = {};
+
+const publish = (id, name) => {
+    if (!global[id]) {
+        throw new Error(`no-global: ${id}`);
+    }
+    globals[name] = global[id];
+};
+
+publish('window', 'win');
+publish('_', 'lo');
+publish('jQuery', 'jq');
+publish('marked', 'marked');
+publish('Prism', 'prism');
diff --git a/src/_h5ai/public/js/lib/init.js b/src/_h5ai/public/js/lib/init.js
index a040537f..c4b2430d 100644
--- a/src/_h5ai/public/js/lib/init.js
+++ b/src/_h5ai/public/js/lib/init.js
@@ -1,8 +1,8 @@
-// const {jQuery: jq} = require('./win');
+// const {jq} = require('./globals');
 // const config = require('./config');
 //
 // const name = jq('script[data-module]').data('module');
-// const request = {
+// const query = {
 //     action: 'get',
 //     setup: true,
 //     options: true,
@@ -10,26 +10,26 @@
 // };
 //
 // if (name === 'index') {
-//     request.theme = true;
-//     request.langs = true;
+//     query.theme = true;
+//     query.langs = true;
 // } else if (name === 'info') {
-//     request.refresh = true;
+//     query.refresh = true;
 // } else {
 //     throw new Error(`no-main-module: '${name}'`);
 // }
 //
-// config._update(request).then(() => {
+// config._update(query).then(() => {
 //     jq(() => require(`./main/${name}`));
 // });
 
 module.exports = (deps = {}) => {
     const {
-        jq = require('./win').jQuery,
+        jq = require('./globals').jq,
         config = require('./config')
     } = deps;
 
     const name = jq('script[data-module]').data('module');
-    const request = {
+    const query = {
         action: 'get',
         setup: true,
         options: true,
@@ -37,15 +37,15 @@ module.exports = (deps = {}) => {
     };
 
     if (name === 'index') {
-        request.theme = true;
-        request.langs = true;
+        query.theme = true;
+        query.langs = true;
     } else if (name === 'info') {
-        request.refresh = true;
+        query.refresh = true;
     } else {
         throw new Error(`no-main-module: '${name}'`);
     }
 
-    config._update(request).then(() => {
+    config._update(query).then(() => {
         jq(() => require(`./main/${name}`));
     });
 };
diff --git a/src/_h5ai/public/js/lib/main/index.js b/src/_h5ai/public/js/lib/main/index.js
index 976311e7..045a62b1 100644
--- a/src/_h5ai/public/js/lib/main/index.js
+++ b/src/_h5ai/public/js/lib/main/index.js
@@ -1,4 +1,4 @@
-const {document: doc} = require('../win');
+const {win} = require('../globals');
 const location = require('../core/location');
 
 require('../view/viewmode');
@@ -25,4 +25,4 @@ require('../ext/thumbnails');
 require('../ext/title');
 require('../ext/tree');
 
-location.setLocation(doc.location.href, true);
+location.setLocation(win.document.location.href, true);
diff --git a/src/_h5ai/public/js/lib/main/info.js b/src/_h5ai/public/js/lib/main/info.js
index 5579d769..7eeddd59 100644
--- a/src/_h5ai/public/js/lib/main/info.js
+++ b/src/_h5ai/public/js/lib/main/info.js
@@ -1,4 +1,4 @@
-const {window: win, jQuery: jq} = require('../win');
+const {win, jq} = require('../globals');
 const config = require('../config');
 const resource = require('../core/resource');
 const server = require('../core/server');
diff --git a/src/_h5ai/public/js/lib/model/item.js b/src/_h5ai/public/js/lib/model/item.js
index b00e1b49..76df5c62 100644
--- a/src/_h5ai/public/js/lib/model/item.js
+++ b/src/_h5ai/public/js/lib/model/item.js
@@ -1,4 +1,4 @@
-const {_: lo} = require('../win');
+const {lo} = require('../globals');
 const location = require('../core/location');
 const server = require('../core/server');
 const settings = require('../core/settings');
diff --git a/src/_h5ai/public/js/lib/view/content.js b/src/_h5ai/public/js/lib/view/content.js
index 9b5ea1f8..195d277a 100644
--- a/src/_h5ai/public/js/lib/view/content.js
+++ b/src/_h5ai/public/js/lib/view/content.js
@@ -1,4 +1,4 @@
-const {jQuery: jq} = require('../win');
+const {jq} = require('../globals');
 const mainrow = require('./mainrow');
 
 const $el = jq('<div id="content"/>').appendTo(mainrow.$el);
diff --git a/src/_h5ai/public/js/lib/view/mainrow.js b/src/_h5ai/public/js/lib/view/mainrow.js
index a711c17c..059f68aa 100644
--- a/src/_h5ai/public/js/lib/view/mainrow.js
+++ b/src/_h5ai/public/js/lib/view/mainrow.js
@@ -1,4 +1,4 @@
-const {jQuery: jq} = require('../win');
+const {jq} = require('../globals');
 const root = require('./root');
 
 const $el = jq('<div id="mainrow"/>').appendTo(root.$el);
diff --git a/src/_h5ai/public/js/lib/view/notification.js b/src/_h5ai/public/js/lib/view/notification.js
index 58022c1e..d99bb236 100644
--- a/src/_h5ai/public/js/lib/view/notification.js
+++ b/src/_h5ai/public/js/lib/view/notification.js
@@ -1,4 +1,4 @@
-const {jQuery: jq} = require('../win');
+const {jq} = require('../globals');
 const root = require('./root');
 
 const $el = jq('<div id="notification"/>').hide().appendTo(root.$el);
diff --git a/src/_h5ai/public/js/lib/view/root.js b/src/_h5ai/public/js/lib/view/root.js
index 4c4bfad7..7c417443 100644
--- a/src/_h5ai/public/js/lib/view/root.js
+++ b/src/_h5ai/public/js/lib/view/root.js
@@ -1,4 +1,4 @@
-const {jQuery: jq} = require('../win');
+const {jq} = require('../globals');
 
 const $el = jq('body').attr('id', 'root');
 
diff --git a/src/_h5ai/public/js/lib/view/sidebar.js b/src/_h5ai/public/js/lib/view/sidebar.js
index ad8f71b8..97bb46c3 100644
--- a/src/_h5ai/public/js/lib/view/sidebar.js
+++ b/src/_h5ai/public/js/lib/view/sidebar.js
@@ -1,4 +1,4 @@
-const {jQuery: jq} = require('../win');
+const {jq} = require('../globals');
 const resource = require('../core/resource');
 const store = require('../core/store');
 const mainrow = require('./mainrow');
diff --git a/src/_h5ai/public/js/lib/view/topbar.js b/src/_h5ai/public/js/lib/view/topbar.js
index a4197be9..bbd405a0 100644
--- a/src/_h5ai/public/js/lib/view/topbar.js
+++ b/src/_h5ai/public/js/lib/view/topbar.js
@@ -1,4 +1,4 @@
-const {jQuery: jq} = require('../win');
+const {jq} = require('../globals');
 const root = require('./root');
 
 const tplTopbar =
diff --git a/src/_h5ai/public/js/lib/view/view.js b/src/_h5ai/public/js/lib/view/view.js
index 7c553942..f012be14 100644
--- a/src/_h5ai/public/js/lib/view/view.js
+++ b/src/_h5ai/public/js/lib/view/view.js
@@ -1,4 +1,4 @@
-const {jQuery: jq, _: lo} = require('../win');
+const {jq, lo} = require('../globals');
 const event = require('../core/event');
 const format = require('../core/format');
 const location = require('../core/location');
diff --git a/src/_h5ai/public/js/lib/view/viewmode.js b/src/_h5ai/public/js/lib/view/viewmode.js
index 67154953..ce6850f4 100644
--- a/src/_h5ai/public/js/lib/view/viewmode.js
+++ b/src/_h5ai/public/js/lib/view/viewmode.js
@@ -1,4 +1,4 @@
-const {jQuery: jq, _: lo} = require('../win');
+const {jq, lo} = require('../globals');
 const event = require('../core/event');
 const resource = require('../core/resource');
 const allsettings = require('../core/settings');
diff --git a/src/_h5ai/public/js/lib/win.js b/src/_h5ai/public/js/lib/win.js
deleted file mode 100644
index c131bc06..00000000
--- a/src/_h5ai/public/js/lib/win.js
+++ /dev/null
@@ -1,5 +0,0 @@
-const win = module.exports = global.window;
-
-if (typeof win !== 'object' || win.window !== win || !win.document) {
-    throw new Error('no-window');
-}
diff --git a/test/.eslintrc b/test/.eslintrc
index f1ac9ec4..65cfb122 100644
--- a/test/.eslintrc
+++ b/test/.eslintrc
@@ -15,29 +15,8 @@
     uniq: false
     sinon: false
 
-  ecmaFeatures:
-    arrowFunctions: false
-    binaryLiterals: false
-    blockBindings: false
-    classes: false
-    defaultParams: false
-    destructuring: false
-    forOf: false
-    generators: false
-    globalReturn: false
-    jsx: false
-    modules: false
-    objectLiteralComputedProperties: false
-    objectLiteralDuplicateProperties: false
-    objectLiteralShorthandMethods: false
-    objectLiteralShorthandProperties: false
-    octalLiterals: false
-    regexUFlag: false
-    regexYFlag: false
-    spread: false
-    superInFunctions: false
-    templateStrings: false
-    unicodeCodePointEscapes: false
+  parserOptions:
+    ecmaVersion: 6
 
   rules:
     consistent-this: 0