diff --git a/4chan_x.user.js b/4chan_x.user.js
index c131c3306..de1d6b562 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -73,7 +73,7 @@
  */
 
 (function() {
-  var $, $$, Anonymize, AutoGif, Conf, Config, DAY, ExpandComment, ExpandThread, Favicon, FileInfo, Filter, GetTitle, HOUR, ImageExpand, ImageHover, Keybinds, MINUTE, Main, NAMESPACE, Nav, Options, QR, QuoteBacklink, QuoteCT, QuoteInline, QuoteOP, QuotePreview, Quotify, Redirect, ReplyHiding, ReportButton, RevealSpoilers, SECOND, Sauce, StrikethroughQuotes, ThreadHiding, ThreadStats, Threading, Time, TitlePost, UI, Unread, Updater, VERSION, Watcher, d, flatten, _base;
+  var $, $$, Anonymize, AutoGif, Conf, Config, DAY, ExpandComment, ExpandThread, Favicon, FileInfo, Filter, GetTitle, HOUR, ImageExpand, ImageHover, Keybinds, MINUTE, Main, NAMESPACE, Nav, Options, QR, QuoteBacklink, QuoteCT, QuoteInline, QuoteOP, QuotePreview, Quotify, Redirect, ReplyHiding, ReportButton, RevealSpoilers, SECOND, Sauce, StrikethroughQuotes, ThreadHiding, ThreadStats, Threading, Time, TitlePost, UI, Unread, Updater, VERSION, Watcher, flatten, _base;
 
   Config = {
     main: {
@@ -208,24 +208,10 @@
     }
   })(null, Config);
 
-  NAMESPACE = '4chan_x.';
-
-  VERSION = '2.29.1';
-
-  SECOND = 1000;
-
-  MINUTE = 60 * SECOND;
-
-  HOUR = 60 * MINUTE;
-
-  DAY = 24 * HOUR;
-
-  d = document;
-
   UI = {
     dialog: function(id, position, html) {
       var el, saved;
-      el = d.createElement('div');
+      el = $.d.createElement('div');
       el.className = 'reply dialog';
       el.innerHTML = html;
       el.id = id;
@@ -237,13 +223,13 @@
       var el, rect;
       e.preventDefault();
       UI.el = el = this.parentNode;
-      d.addEventListener('mousemove', UI.drag, false);
-      d.addEventListener('mouseup', UI.dragend, false);
+      $.d.addEventListener('mousemove', UI.drag, false);
+      $.d.addEventListener('mouseup', UI.dragend, false);
       rect = el.getBoundingClientRect();
       UI.dx = e.clientX - rect.left;
       UI.dy = e.clientY - rect.top;
-      UI.width = d.body.clientWidth - el.offsetWidth;
-      return UI.height = d.body.clientHeight - el.offsetHeight;
+      UI.width = $.d.body.clientWidth - el.offsetWidth;
+      return UI.height = $.d.body.clientHeight - el.offsetHeight;
     },
     drag: function(e) {
       var bottom, left, right, style, top;
@@ -263,15 +249,15 @@
       var el;
       el = UI.el;
       localStorage["" + NAMESPACE + el.id + ".position"] = el.style.cssText;
-      d.removeEventListener('mousemove', UI.drag, false);
-      return d.removeEventListener('mouseup', UI.dragend, false);
+      $.d.removeEventListener('mousemove', UI.drag, false);
+      return $.d.removeEventListener('mouseup', UI.dragend, false);
     },
     hover: function(e) {
       var clientHeight, clientWidth, clientX, clientY, el, height, style, top, _ref;
       clientX = e.clientX, clientY = e.clientY;
       el = UI.el;
       style = el.style;
-      _ref = d.body, clientHeight = _ref.clientHeight, clientWidth = _ref.clientWidth;
+      _ref = $.d.body, clientHeight = _ref.clientHeight, clientWidth = _ref.clientWidth;
       height = el.offsetHeight;
       top = clientY - 120;
       style.top = clientHeight <= height || top <= 0 ? 0 : top + height >= clientHeight ? clientHeight - height : top;
@@ -296,7 +282,7 @@
   */
 
   $ = function(selector, root) {
-    if (root == null) root = d.body;
+    if (root == null) root = $.d.body;
     return root.querySelector(selector);
   };
 
@@ -308,17 +294,30 @@
     }
   };
 
+  NAMESPACE = '4chan_x.';
+
+  VERSION = '2.29.1';
+
+  SECOND = 1000;
+
+  MINUTE = 60 * SECOND;
+
+  HOUR = 60 * MINUTE;
+
+  DAY = 24 * HOUR;
+
   $.extend($, {
     log: typeof (_base = console.log).bind === "function" ? _base.bind(console) : void 0,
+    d: document,
     engine: /WebKit|Presto|Gecko/.exec(navigator.userAgent)[0].toLowerCase(),
     ready: function(fc) {
       var cb;
-      if (/interactive|complete/.test(d.readyState)) return setTimeout(fc);
+      if (/interactive|complete/.test($.d.readyState)) return setTimeout(fc);
       cb = function() {
-        $.off(d, 'DOMContentLoaded', cb);
+        $.off($.d, 'DOMContentLoaded', cb);
         return fc();
       };
-      return $.on(d, 'DOMContentLoaded', cb);
+      return $.on($.d, 'DOMContentLoaded', cb);
     },
     sync: function(key, cb) {
       return $.on(window, 'storage', function(e) {
@@ -326,7 +325,7 @@
       });
     },
     id: function(id) {
-      return d.getElementById(id);
+      return $.d.getElementById(id);
     },
     ajax: function(url, callbacks, opts) {
       var form, headers, key, r, type, upCallbacks, val;
@@ -390,12 +389,12 @@
       style = $.el('style', {
         textContent: css
       });
-      $.add(d.head, style);
+      $.add($.d.head, style);
       return style;
     },
     x: function(path, root) {
-      if (root == null) root = d.body;
-      return d.evaluate(path, root, null, 8, null).singleNodeValue;
+      if (root == null) root = $.d.body;
+      return $.d.evaluate(path, root, null, 8, null).singleNodeValue;
     },
     addClass: function(el, className) {
       return el.classList.add(className);
@@ -407,12 +406,12 @@
       return el.parentNode.removeChild(el);
     },
     tn: function(s) {
-      return d.createTextNode(s);
+      return $.d.createTextNode(s);
     },
     nodes: function(nodes) {
       var frag, node, _i, _len;
       if (nodes instanceof Node) return nodes;
-      frag = d.createDocumentFragment();
+      frag = $.d.createDocumentFragment();
       for (_i = 0, _len = nodes.length; _i < _len; _i++) {
         node = nodes[_i];
         frag.appendChild(node);
@@ -436,7 +435,7 @@
     },
     el: function(tag, properties) {
       var el;
-      el = d.createElement(tag);
+      el = $.d.createElement(tag);
       if (properties) $.extend(el, properties);
       return el;
     },
@@ -530,7 +529,7 @@
   });
 
   $$ = function(selector, root) {
-    if (root == null) root = d.body;
+    if (root == null) root = $.d.body;
     return Array.prototype.slice.call(root.querySelectorAll(selector));
   };
 
@@ -658,7 +657,7 @@
     comment: function(post) {
       var data, i, nodes, text, _ref;
       text = [];
-      nodes = d.evaluate('.//br|.//text()', post.el.lastChild, null, 7, null);
+      nodes = $.d.evaluate('.//br|.//text()', post.el.lastChild, null, 7, null);
       for (i = 0, _ref = nodes.snapshotLength; 0 <= _ref ? i < _ref : i > _ref; 0 <= _ref ? i++ : i--) {
         text.push((data = nodes.snapshotItem(i).data) ? data : '\n');
       }
@@ -736,10 +735,10 @@
         a.textContent = "" + req.status + " " + req.statusText;
         return;
       }
-      doc = d.implementation.createHTMLDocument(null);
+      doc = $.d.implementation.createHTMLDocument(null);
       doc.documentElement.innerHTML = req.responseText;
       Threading.op($('body > form', doc).firstChild);
-      node = d.importNode(doc.getElementById(replyID));
+      node = $.d.importNode(doc.getElementById(replyID));
       quotes = node.getElementsByClassName('quotelink');
       for (_i = 0, _len = quotes.length; _i < _len; _i++) {
         quote = quotes[_i];
@@ -839,13 +838,13 @@
         return;
       }
       a.textContent = a.textContent.replace('\u00d7 Loading...', '-');
-      doc = d.implementation.createHTMLDocument(null);
+      doc = $.d.implementation.createHTMLDocument(null);
       doc.documentElement.innerHTML = req.responseText;
       nodes = [];
       _ref = $$('.reply', doc);
       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
         reply = _ref[_i];
-        table = d.importNode(reply.parentNode.parentNode.parentNode);
+        table = $.d.importNode(reply.parentNode.parentNode.parentNode);
         _ref2 = $$('.quotelink', table);
         for (_j = 0, _len2 = _ref2.length; _j < _len2; _j++) {
           quote = _ref2[_j];
@@ -935,7 +934,7 @@
         node = _ref[_i];
         node.removeAttribute('accesskey');
       }
-      return $.on(d, 'keydown', Keybinds.keydown);
+      return $.on($.d, 'keydown', Keybinds.keydown);
     },
     keydown: function(e) {
       var key, o, range, selEnd, selStart, ta, thread, value, _ref, _ref2;
@@ -1131,7 +1130,7 @@
         td.className = 'reply';
         td.removeAttribute('tabindex');
         rect = td.getBoundingClientRect();
-        if (rect.bottom >= 0 && rect.top <= d.body.clientHeight) {
+        if (rect.bottom >= 0 && rect.top <= $.d.body.clientHeight) {
           next = delta === +1 ? $.x('following::td[@class="reply"]', td) : $.x('preceding::td[@class="reply"]', td);
           if (!next) {
             td.className = 'replyhl';
@@ -1143,7 +1142,7 @@
             return;
           }
           rect = next.getBoundingClientRect();
-          if (rect.top < 0 || rect.bottom > d.body.clientHeight) {
+          if (rect.top < 0 || rect.bottom > $.d.body.clientHeight) {
             next.scrollIntoView(delta === -1);
           }
           next.className = 'replyhl';
@@ -1157,7 +1156,7 @@
       for (_i = 0, _len = replies.length; _i < _len; _i++) {
         reply = replies[_i];
         rect = reply.getBoundingClientRect();
-        if (delta === +1 && rect.top >= 0 || delta === -1 && rect.bottom <= d.body.clientHeight) {
+        if (delta === +1 && rect.top >= 0 || delta === -1 && rect.bottom <= $.d.body.clientHeight) {
           reply.className = 'replyhl';
           reply.tabIndex = 0;
           reply.focus();
@@ -1184,7 +1183,7 @@
       $.on(prev, 'click', this.prev);
       $.on(next, 'click', this.next);
       $.add(span, [prev, $.tn(' '), next]);
-      return $.add(d.body, span);
+      return $.add($.d.body, span);
     },
     prev: function() {
       if (Main.REPLY) {
@@ -1195,7 +1194,7 @@
     },
     next: function() {
       if (Main.REPLY) {
-        return window.scrollTo(0, d.body.scrollHeight);
+        return window.scrollTo(0, $.d.body.scrollHeight);
       } else {
         return Nav.scroll(+1);
       }
@@ -1244,7 +1243,7 @@
           if (!Main.REPLY) $('select', QR.el).value = 'new';
           return $('textarea', QR.el).focus();
         });
-        form = d.forms[0];
+        form = $.d.forms[0];
         $.before(form, link);
       }
       if (/chrome/i.test(navigator.userAgent)) {
@@ -1272,21 +1271,21 @@
             return setTimeout(loadChecking, 500, this);
           }
         });
-        $.add(d.head, iframe);
+        $.add($.d.head, iframe);
       }
       script = $.el('script', {
         textContent: 'Recaptcha.focus_response_field=function(){}'
       });
-      $.add(d.head, script);
+      $.add($.d.head, script);
       $.rm(script);
       if (Conf['Persistent QR']) {
         QR.dialog();
         if (Conf['Auto Hide QR']) QR.hide();
       }
-      $.on(d, 'dragover', QR.dragOver);
-      $.on(d, 'drop', QR.dropFile);
-      $.on(d, 'dragstart', QR.drag);
-      return $.on(d, 'dragend', QR.drag);
+      $.on($.d, 'dragover', QR.dragOver);
+      $.on($.d, 'drop', QR.dropFile);
+      $.on($.d, 'dragstart', QR.drag);
+      return $.on($.d, 'dragend', QR.drag);
     },
     node: function(post) {
       return $.on($('.quotejs + .quotejs', post.el), 'click', QR.quote);
@@ -1305,7 +1304,7 @@
       QR.message.send({
         req: 'abort'
       });
-      d.activeElement.blur();
+      $.d.activeElement.blur();
       $.removeClass(QR.el, 'dump');
       _ref = QR.replies;
       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
@@ -1321,7 +1320,7 @@
       return QR.cleanError();
     },
     hide: function() {
-      d.activeElement.blur();
+      $.d.activeElement.blur();
       $.addClass(QR.el, 'autohide');
       return $.id('autohide').checked = true;
     },
@@ -1339,7 +1338,7 @@
       if (node) $.replace(el.firstChild, node);
       QR.open();
       if (/captcha|verification/i.test(err)) $('[autocomplete]', QR.el).focus();
-      if (d.hidden || d.oHidden || d.mozHidden || d.webkitHidden) {
+      if ($.d.hidden || $.d.oHidden || $.d.mozHidden || $.d.webkitHidden) {
         return alert(err);
       }
     },
@@ -1423,8 +1422,8 @@
     drag: function(e) {
       var i;
       i = e.type === 'dragstart' ? 'off' : 'on';
-      $[i](d, 'dragover', QR.dragOver);
-      return $[i](d, 'drop', QR.dropFile);
+      $[i]($.d, 'dragover', QR.dragOver);
+      return $[i]($.d, 'drop', QR.dropFile);
     },
     dragOver: function(e) {
       e.preventDefault();
@@ -1830,8 +1829,8 @@
       QR.status();
       QR.cooldown.init();
       QR.captcha.init();
-      $.add(d.body, QR.el);
-      e = d.createEvent('CustomEvent');
+      $.add($.d.body, QR.el);
+      e = $.d.createEvent('CustomEvent');
       e.initEvent('QRDialogCreation', true, false);
       return QR.el.dispatchEvent(e);
     },
@@ -1888,7 +1887,7 @@
         upfile: reply.file,
         spoiler: reply.spoiler,
         mode: 'regist',
-        pwd: (m = d.cookie.match(/4chan_pass=([^;]+)/)) ? decodeURIComponent(m[1]) : $('[name=pwd]').value,
+        pwd: (m = $.d.cookie.match(/4chan_pass=([^;]+)/)) ? decodeURIComponent(m[1]) : $('[name=pwd]').value,
         recaptcha_challenge_field: challenge,
         recaptcha_response_field: response + ' '
       };
@@ -2318,8 +2317,8 @@
         return e.stopPropagation();
       });
       $.add(overlay, dialog);
-      $.add(d.body, overlay);
-      d.body.style.setProperty('overflow', 'hidden', null);
+      $.add($.d.body, overlay);
+      $.d.body.style.setProperty('overflow', 'hidden', null);
       Options.backlink.call(back);
       Options.time.call(time);
       Options.fileInfo.call(fileInfoR);
@@ -2328,7 +2327,7 @@
     },
     close: function() {
       $.rm(this);
-      return d.body.style.removeProperty('overflow');
+      return $.d.body.style.removeProperty('overflow');
     },
     clearHidden: function() {
       $["delete"]("hiddenReplies/" + Main.BOARD + "/");
@@ -2524,7 +2523,7 @@
           $.on(input, 'click', this.update);
         }
       }
-      $.add(d.body, dialog);
+      $.add($.d.body, dialog);
       this.retryCoef = 10;
       return this.lastModified = 0;
     },
@@ -2552,7 +2551,7 @@
         return Updater.scrollBG = this.checked ? function() {
           return true;
         } : function() {
-          return !(d.hidden || d.oHidden || d.mozHidden || d.webkitHidden);
+          return !($.d.hidden || $.d.oHidden || $.d.mozHidden || $.d.webkitHidden);
         };
       },
       update: function() {
@@ -2566,7 +2565,7 @@
           if (Conf['Unread Count']) {
             Unread.title = Unread.title.match(/^.+-/)[0] + ' 404';
           } else {
-            d.title = d.title.match(/^.+-/)[0] + ' 404';
+            $.d.title = $.d.title.match(/^.+-/)[0] + ' 404';
           }
           Unread.update(true);
           QR.message.send({
@@ -2591,7 +2590,7 @@
           return;
         }
         Updater.lastModified = this.getResponseHeader('Last-Modified');
-        doc = d.implementation.createHTMLDocument(null);
+        doc = $.d.implementation.createHTMLDocument(null);
         doc.documentElement.innerHTML = this.responseText;
         id = $('input', Updater.br.previousElementSibling).name;
         nodes = [];
@@ -2602,7 +2601,7 @@
           nodes.push(reply.parentNode.parentNode.parentNode);
         }
         newPosts = nodes.length;
-        scroll = Conf['Scrolling'] && Updater.scrollBG() && newPosts && Updater.br.previousElementSibling.getBoundingClientRect().bottom - d.body.clientHeight < 25;
+        scroll = Conf['Scrolling'] && Updater.scrollBG() && newPosts && Updater.br.previousElementSibling.getBoundingClientRect().bottom - $.d.body.clientHeight < 25;
         if (Conf['Verbose']) {
           Updater.count.textContent = "+" + newPosts;
           Updater.count.className = newPosts ? 'new' : null;
@@ -2649,7 +2648,7 @@
       var favicon, html, input, inputs, _i, _len;
       html = '<div class=move>Thread Watcher</div>';
       this.dialog = UI.dialog('watcher', 'top: 50px; left: 0px;', html);
-      $.add(d.body, this.dialog);
+      $.add($.d.body, this.dialog);
       inputs = $$('.op > input');
       for (_i = 0, _len = inputs.length; _i < _len; _i++) {
         input = inputs[_i];
@@ -3051,7 +3050,7 @@
 
   TitlePost = {
     init: function() {
-      return d.title = GetTitle();
+      return $.d.title = GetTitle();
     }
   };
 
@@ -3191,7 +3190,7 @@
         inline.textContent = "" + req.status + " " + req.statusText;
         return;
       }
-      doc = d.implementation.createHTMLDocument(null);
+      doc = $.d.implementation.createHTMLDocument(null);
       doc.documentElement.innerHTML = req.responseText;
       node = id === threadID ? Threading.op($('body > form', doc).firstChild) : doc.getElementById(id);
       newInline = QuoteInline.table(id, node.innerHTML);
@@ -3243,7 +3242,7 @@
         id: 'qp',
         className: 'reply dialog'
       });
-      $.add(d.body, qp);
+      $.add($.d.body, qp);
       id = this.hash.slice(1);
       if (el = $.id(id)) {
         qp.innerHTML = el.innerHTML;
@@ -3283,7 +3282,7 @@
         qp.textContent = "" + req.status + " " + req.statusText;
         return;
       }
-      doc = d.implementation.createHTMLDocument(null);
+      doc = $.d.implementation.createHTMLDocument(null);
       doc.documentElement.innerHTML = req.responseText;
       node = id === threadID ? Threading.op($('body > form', doc).firstChild) : doc.getElementById(id);
       qp.innerHTML = node.innerHTML;
@@ -3341,7 +3340,7 @@
     node: function(post) {
       var a, board, data, i, id, index, m, node, nodes, quote, quotes, snapshot, text, _i, _len, _ref;
       if (post["class"] === 'inline') return;
-      snapshot = d.evaluate('.//text()[not(parent::a)]', post.el.lastChild, null, 6, null);
+      snapshot = $.d.evaluate('.//text()[not(parent::a)]', post.el.lastChild, null, 6, null);
       for (i = 0, _ref = snapshot.snapshotLength; 0 <= _ref ? i < _ref : i > _ref; 0 <= _ref ? i++ : i--) {
         node = snapshot.snapshotItem(i);
         data = node.data;
@@ -3404,7 +3403,7 @@
       var dialog;
       dialog = UI.dialog('stats', 'bottom: 0; left: 0;', '<div class=move><span id=postcount>0</span> / <span id=imagecount>0</span></div>');
       dialog.className = 'dialog';
-      $.add(d.body, dialog);
+      $.add($.d.body, dialog);
       this.posts = this.images = 0;
       this.imgLimit = (function() {
         switch (Main.BOARD) {
@@ -3435,7 +3434,7 @@
 
   Unread = {
     init: function() {
-      this.title = d.title;
+      this.title = $.d.title;
       this.update();
       $.on(window, 'scroll', Unread.scroll);
       return Main.callbacks.push(this.node);
@@ -3454,7 +3453,7 @@
     },
     scroll: function() {
       var bottom, height, i, reply, _len, _ref;
-      height = d.body.clientHeight;
+      height = $.d.body.clientHeight;
       _ref = Unread.replies;
       for (i = 0, _len = _ref.length; i < _len; i++) {
         reply = _ref[i];
@@ -3473,7 +3472,7 @@
         return;
       }
       return this.scheduled = setTimeout((function() {
-        return d.title = "(" + count + ") " + Unread.title;
+        return $.d.title = "(" + count + ") " + Unread.title;
       }), 5);
     },
     update: function(forceUpdate) {
@@ -3483,14 +3482,14 @@
       if (Conf['Unread Count']) this.setTitle(count);
       if (!(Conf['Unread Favicon'] && (count < 2 || forceUpdate))) return;
       Favicon.el.href = Main.dead ? count ? Favicon.unreadDead : Favicon.dead : count ? Favicon.unread : Favicon["default"];
-      return $.add(d.head, Favicon.el);
+      return $.add($.d.head, Favicon.el);
     }
   };
 
   Favicon = {
     init: function() {
       var href;
-      this.el = $('link[rel="shortcut icon"]', d.head);
+      this.el = $('link[rel="shortcut icon"]', $.d.head);
       this.el.type = 'image/x-icon';
       href = this.el.href;
       this.SFW = /ws.ico$/.test(href);
@@ -3611,7 +3610,7 @@
         id: 'ihover',
         src: this.parentNode.href
       });
-      $.add(d.body, UI.el);
+      $.add($.d.body, UI.el);
       $.on(UI.el, 'load', ImageHover.load);
       $.on(this, 'mousemove', UI.hover);
       return $.on(this, 'mouseout', ImageHover.mouseout);
@@ -3726,8 +3725,8 @@
       thumb = a.firstChild;
       if (thumb.hidden) {
         rect = a.getBoundingClientRect();
-        if (rect.top < 0) d.body.scrollTop += rect.top - 42;
-        if (rect.left < 0) d.body.scrollLeft += rect.left;
+        if (rect.top < 0) $.d.body.scrollTop += rect.top - 42;
+        if (rect.left < 0) $.d.body.scrollLeft += rect.left;
         return ImageExpand.contract(thumb);
       } else {
         return ImageExpand.expand(thumb);
@@ -3791,7 +3790,7 @@
       return $.prepend(form, controls);
     },
     resize: function() {
-      return ImageExpand.style.textContent = ".fitheight img[md5] + img {max-height:" + d.body.clientHeight + "px;}";
+      return ImageExpand.style.textContent = ".fitheight img[md5] + img {max-height:" + $.d.body.clientHeight + "px;}";
     }
   };
 
@@ -3840,7 +3839,7 @@
           return;
         case 'images.4chan.org':
           $.ready(function() {
-            if (d.title === '4chan - 404') return Redirect.init();
+            if ($.d.title === '4chan - 404') return Redirect.init();
           });
           return;
       }
@@ -3852,7 +3851,7 @@
       now = Date.now();
       if (Conf['Check for Updates'] && $.get('lastUpdate', 0) < now - 6 * HOUR) {
         $.ready(function() {
-          return $.add(d.head, $.el('script', {
+          return $.add($.d.head, $.el('script', {
             src: 'https://raw.github.com/mayhemydg/4chan-x/master/latest.js'
           }));
         });
@@ -3896,13 +3895,13 @@
     },
     ready: function() {
       var MutationObserver, form, nav, node, nodes, observer, _i, _j, _len, _len2, _ref, _ref2;
-      if (d.title === '4chan - 404') {
+      if ($.d.title === '4chan - 404') {
         Redirect.init();
         return;
       }
       if (!$.id('navtopr')) return;
-      $.addClass(d.body, "chanx_" + (VERSION.split('.')[1]));
-      $.addClass(d.body, $.engine);
+      $.addClass($.d.body, "chanx_" + (VERSION.split('.')[1]));
+      $.addClass($.d.body, $.engine);
       _ref = ['navtop', 'navbot'];
       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
         nav = _ref[_i];
@@ -3977,11 +3976,11 @@
       }
     },
     addStyle: function() {
-      $.off(d, 'DOMNodeInserted', Main.addStyle);
-      if (d.head) {
+      $.off($.d, 'DOMNodeInserted', Main.addStyle);
+      if ($.d.head) {
         return $.addStyle(Main.css);
       } else {
-        return $.on(d, 'DOMNodeInserted', Main.addStyle);
+        return $.on($.d, 'DOMNodeInserted', Main.addStyle);
       }
     },
     message: function(e) {
diff --git a/script.coffee b/script.coffee
index 8ec689fb5..55fe92d5c 100644
--- a/script.coffee
+++ b/script.coffee
@@ -167,17 +167,9 @@ Conf = {}
   return
 ) null, Config
 
-NAMESPACE = '4chan_x.'
-VERSION = '2.29.1'
-SECOND = 1000
-MINUTE = 60*SECOND
-HOUR   = 60*MINUTE
-DAY    = 24*HOUR
-d = document
-
 UI =
   dialog: (id, position, html) ->
-    el = d.createElement 'div'
+    el = $.d.createElement 'div'
     el.className = 'reply dialog'
     el.innerHTML = html
     el.id = id
@@ -188,16 +180,16 @@ UI =
     #prevent text selection
     e.preventDefault()
     UI.el = el = @parentNode
-    d.addEventListener 'mousemove', UI.drag, false
-    d.addEventListener 'mouseup',   UI.dragend, false
+    $.d.addEventListener 'mousemove', UI.drag, false
+    $.d.addEventListener 'mouseup',   UI.dragend, false
     #distance from pointer to el edge is constant; calculate it here.
     # XXX opera reports el.offsetLeft / el.offsetTop as 0
     rect = el.getBoundingClientRect()
     UI.dx = e.clientX - rect.left
     UI.dy = e.clientY - rect.top
     #factor out el from document dimensions
-    UI.width  = d.body.clientWidth  - el.offsetWidth
-    UI.height = d.body.clientHeight - el.offsetHeight
+    UI.width  = $.d.body.clientWidth  - el.offsetWidth
+    UI.height = $.d.body.clientHeight - el.offsetHeight
   drag: (e) ->
     left = e.clientX - UI.dx
     top = e.clientY - UI.dy
@@ -224,13 +216,13 @@ UI =
     #a = (b = c.b, c).a;
     {el} = UI
     localStorage["#{NAMESPACE}#{el.id}.position"] = el.style.cssText
-    d.removeEventListener 'mousemove', UI.drag, false
-    d.removeEventListener 'mouseup',   UI.dragend, false
+    $.d.removeEventListener 'mousemove', UI.drag, false
+    $.d.removeEventListener 'mouseup',   UI.dragend, false
   hover: (e) ->
     {clientX, clientY} = e
     {el} = UI
     {style} = el
-    {clientHeight, clientWidth} = d.body
+    {clientHeight, clientWidth} = $.d.body
     height = el.offsetHeight
 
     top = clientY - 120
@@ -258,7 +250,7 @@ loosely follows the jquery api:
 http://api.jquery.com/
 not chainable
 ###
-$ = (selector, root=d.body) ->
+$ = (selector, root=$.d.body) ->
   root.querySelector selector
 
 $.extend = (object, properties) ->
@@ -266,24 +258,33 @@ $.extend = (object, properties) ->
     object[key] = val
   return
 
+NAMESPACE = '4chan_x.'
+VERSION = '2.29.1'
+SECOND = 1000
+MINUTE = 60*SECOND
+HOUR   = 60*MINUTE
+DAY    = 24*HOUR
+
 $.extend $,
-  # XXX GreaseMonkey can't into console.log.bind
-  log: console.log.bind? console
+  log:
+    # XXX GreaseMonkey can't into console.log.bind
+    console.log.bind? console
+  d: document
   engine: /WebKit|Presto|Gecko/.exec(navigator.userAgent)[0].toLowerCase()
   ready: (fc) ->
-    if /interactive|complete/.test d.readyState
+    if /interactive|complete/.test $.d.readyState
       # Execute the functions in parallel.
       # If one fails, do not stop the others.
       return setTimeout fc
     cb = ->
-      $.off d, 'DOMContentLoaded', cb
+      $.off $.d, 'DOMContentLoaded', cb
       fc()
-    $.on d, 'DOMContentLoaded', cb
+    $.on $.d, 'DOMContentLoaded', cb
   sync: (key, cb) ->
     $.on window, 'storage', (e) ->
       cb JSON.parse e.newValue if e.key is "#{NAMESPACE}#{key}"
   id: (id) ->
-    d.getElementById id
+    $.d.getElementById id
   ajax: (url, callbacks, opts={}) ->
     {type, headers, upCallbacks, form} = opts
     r = new XMLHttpRequest()
@@ -316,11 +317,11 @@ $.extend $,
   addStyle: (css) ->
     style = $.el 'style',
       textContent: css
-    $.add d.head, style
+    $.add $.d.head, style
     style
-  x: (path, root=d.body) ->
+  x: (path, root=$.d.body) ->
     # XPathResult.ANY_UNORDERED_NODE_TYPE is 8
-    d.evaluate(path, root, null, 8, null).
+    $.d.evaluate(path, root, null, 8, null).
       singleNodeValue
   addClass: (el, className) ->
     el.classList.add className
@@ -329,11 +330,11 @@ $.extend $,
   rm: (el) ->
     el.parentNode.removeChild el
   tn: (s) ->
-    d.createTextNode s
+    $.d.createTextNode s
   nodes: (nodes) ->
     if nodes instanceof Node
       return nodes
-    frag = d.createDocumentFragment()
+    frag = $.d.createDocumentFragment()
     for node in nodes
       frag.appendChild node
     frag
@@ -348,7 +349,7 @@ $.extend $,
   replace: (root, el) ->
     root.parentNode.replaceChild $.nodes(el), root
   el: (tag, properties) ->
-    el = d.createElement tag
+    el = $.d.createElement tag
     $.extend el, properties if properties
     el
   on: (el, eventType, handler) ->
@@ -447,7 +448,7 @@ $.extend $,
       name = NAMESPACE + name
       localStorage[name] = JSON.stringify value
 
-$$ = (selector, root=d.body) ->
+$$ = (selector, root=$.d.body) ->
   Array::slice.call root.querySelectorAll selector
 
 Filter =
@@ -582,7 +583,7 @@ Filter =
   comment: (post) ->
     text = []
     # XPathResult.ORDERED_NODE_SNAPSHOT_TYPE is 7
-    nodes = d.evaluate './/br|.//text()', post.el.lastChild, null, 7, null
+    nodes = $.d.evaluate './/br|.//text()', post.el.lastChild, null, 7, null
     for i in [0...nodes.snapshotLength]
       text.push if data = nodes.snapshotItem(i).data then data else '\n'
     text.join ''
@@ -635,13 +636,13 @@ ExpandComment =
       a.textContent = "#{req.status} #{req.statusText}"
       return
 
-    doc = d.implementation.createHTMLDocument null
+    doc = $.d.implementation.createHTMLDocument null
     doc.documentElement.innerHTML = req.responseText
 
     Threading.op $('body > form', doc).firstChild
     # Import the node to fix quote.hashes
     # as they're empty when in a different document.
-    node = d.importNode doc.getElementById replyID
+    node = $.d.importNode doc.getElementById replyID
 
     quotes = node.getElementsByClassName 'quotelink'
     for quote in quotes
@@ -718,12 +719,12 @@ ExpandThread =
 
     a.textContent = a.textContent.replace '\u00d7 Loading...', '-'
 
-    doc = d.implementation.createHTMLDocument null
+    doc = $.d.implementation.createHTMLDocument null
     doc.documentElement.innerHTML = req.responseText
 
     nodes = []
     for reply in $$ '.reply', doc
-      table = d.importNode reply.parentNode.parentNode.parentNode
+      table = $.d.importNode reply.parentNode.parentNode.parentNode
       for quote in $$ '.quotelink', table
         if (href = quote.getAttribute 'href') is quote.hash #add pathname to normal quotes
           quote.pathname = pathname
@@ -794,7 +795,7 @@ Keybinds =
   init: ->
     for node in $$ '[accesskey]'
       node.removeAttribute 'accesskey'
-    $.on d, 'keydown',  Keybinds.keydown
+    $.on $.d, 'keydown',  Keybinds.keydown
 
   keydown: (e) ->
     if not (key = Keybinds.keyCode(e)) or /TEXTAREA|INPUT/.test(e.target.nodeName) and not (e.altKey or e.ctrlKey or e.keyCode is 27)
@@ -927,7 +928,7 @@ Keybinds =
       td.className = 'reply'
       td.removeAttribute 'tabindex'
       rect = td.getBoundingClientRect()
-      if rect.bottom >= 0 and rect.top <= d.body.clientHeight # We're at least partially visible
+      if rect.bottom >= 0 and rect.top <= $.d.body.clientHeight # We're at least partially visible
         next =
           if delta is +1
             $.x 'following::td[@class="reply"]', td
@@ -940,7 +941,7 @@ Keybinds =
           return
         return unless Main.REPLY or $.x('ancestor::div[@class="thread"]', next) is thread
         rect = next.getBoundingClientRect()
-        if rect.top < 0 or rect.bottom > d.body.clientHeight
+        if rect.top < 0 or rect.bottom > $.d.body.clientHeight
           next.scrollIntoView delta is -1
         next.className = 'replyhl'
         next.tabIndex  = 0
@@ -951,7 +952,7 @@ Keybinds =
     replies.reverse() if delta is -1
     for reply in replies
       rect = reply.getBoundingClientRect()
-      if delta is +1 and rect.top >= 0 or delta is -1 and rect.bottom <= d.body.clientHeight
+      if delta is +1 and rect.top >= 0 or delta is -1 and rect.bottom <= $.d.body.clientHeight
         reply.className = 'replyhl'
         reply.tabIndex  = 0
         reply.focus()
@@ -973,7 +974,7 @@ Nav =
     $.on next, 'click', @next
 
     $.add span, [prev, $.tn(' '), next]
-    $.add d.body, span
+    $.add $.d.body, span
 
   prev: ->
     if Main.REPLY
@@ -983,7 +984,7 @@ Nav =
 
   next: ->
     if Main.REPLY
-      window.scrollTo 0, d.body.scrollHeight
+      window.scrollTo 0, $.d.body.scrollHeight
     else
       Nav.scroll +1
 
@@ -1024,7 +1025,7 @@ QR =
         QR.open()
         $('select', QR.el).value = 'new' unless Main.REPLY
         $('textarea', QR.el).focus()
-      form = d.forms[0]
+      form = $.d.forms[0]
       $.before form, link
 
     # CORS is ignored for content script on Chrome, but not Safari/Oprah/Firefox.
@@ -1041,20 +1042,20 @@ QR =
           iframe.src = 'about:blank'
           setTimeout (-> iframe.src = 'https://sys.4chan.org/robots.txt'), 100
       $.on iframe, 'load', -> if @src isnt 'about:blank' then setTimeout loadChecking, 500, @
-      $.add d.head, iframe
+      $.add $.d.head, iframe
 
     # Prevent original captcha input from being focused on reload.
     script = $.el 'script', textContent: 'Recaptcha.focus_response_field=function(){}'
-    $.add d.head, script
+    $.add $.d.head, script
     $.rm script
 
     if Conf['Persistent QR']
       QR.dialog()
       QR.hide() if Conf['Auto Hide QR']
-    $.on d, 'dragover',  QR.dragOver
-    $.on d, 'drop',      QR.dropFile
-    $.on d, 'dragstart', QR.drag
-    $.on d, 'dragend',   QR.drag
+    $.on $.d, 'dragover',  QR.dragOver
+    $.on $.d, 'drop',      QR.dropFile
+    $.on $.d, 'dragstart', QR.drag
+    $.on $.d, 'dragend',   QR.drag
 
   node: (post) ->
     $.on $('.quotejs + .quotejs', post.el), 'click', QR.quote
@@ -1068,7 +1069,7 @@ QR =
   close: ->
     QR.el.hidden = true
     QR.message.send req: 'abort'
-    d.activeElement.blur()
+    $.d.activeElement.blur()
     $.removeClass QR.el, 'dump'
     for i in QR.replies
       QR.replies[0].rm()
@@ -1079,7 +1080,7 @@ QR =
       spoiler.click()
     QR.cleanError()
   hide: ->
-    d.activeElement.blur()
+    $.d.activeElement.blur()
     $.addClass QR.el, 'autohide'
     $.id('autohide').checked = true
   unhide: ->
@@ -1096,7 +1097,7 @@ QR =
     if /captcha|verification/i.test err
       # Focus the captcha input on captcha error.
       $('[autocomplete]', QR.el).focus()
-    alert err if d.hidden or d.oHidden or d.mozHidden or d.webkitHidden
+    alert err if $.d.hidden or $.d.oHidden or $.d.mozHidden or $.d.webkitHidden
   cleanError: ->
     $('.warning', QR.el).textContent = null
 
@@ -1179,8 +1180,8 @@ QR =
   drag: (e) ->
     # Let it drag anything from the page.
     i = if e.type is 'dragstart' then 'off' else 'on'
-    $[i] d, 'dragover', QR.dragOver
-    $[i] d, 'drop',     QR.dropFile
+    $[i] $.d, 'dragover', QR.dragOver
+    $[i] $.d, 'drop',     QR.dropFile
   dragOver: (e) ->
     e.preventDefault()
     e.dataTransfer.dropEffect = 'copy' # cursor feedback
@@ -1505,11 +1506,11 @@ QR =
     QR.status()
     QR.cooldown.init()
     QR.captcha.init()
-    $.add d.body, QR.el
+    $.add $.d.body, QR.el
 
     # Create a custom event when the QR dialog is first initialized.
     # Use it to extend the QR's functionalities, or for XTRM RICE.
-    e = d.createEvent 'CustomEvent'
+    e = $.d.createEvent 'CustomEvent'
     e.initEvent 'QRDialogCreation', true, false
     QR.el.dispatchEvent e
 
@@ -1569,7 +1570,7 @@ QR =
       upfile:  reply.file
       spoiler: reply.spoiler
       mode:    'regist'
-      pwd: if m = d.cookie.match(/4chan_pass=([^;]+)/) then decodeURIComponent m[1] else $('[name=pwd]').value
+      pwd: if m = $.d.cookie.match(/4chan_pass=([^;]+)/) then decodeURIComponent m[1] else $('[name=pwd]').value
       recaptcha_challenge_field: challenge
       recaptcha_response_field:  response + ' '
 
@@ -1953,8 +1954,8 @@ Options =
     $.on overlay, 'click', Options.close
     $.on dialog,  'click', (e) -> e.stopPropagation()
     $.add overlay, dialog
-    $.add d.body, overlay
-    d.body.style.setProperty 'overflow', 'hidden', null
+    $.add $.d.body, overlay
+    $.d.body.style.setProperty 'overflow', 'hidden', null
 
     Options.backlink.call back
     Options.time.call     time
@@ -1964,7 +1965,7 @@ Options =
 
   close: ->
     $.rm this
-    d.body.style.removeProperty 'overflow'
+    $.d.body.style.removeProperty 'overflow'
 
   clearHidden: ->
     #'hidden' might be misleading; it's the number of IDs we're *looking* for,
@@ -2140,7 +2141,7 @@ Updater =
       else if input.type is 'button'
         $.on input, 'click', @update
 
-    $.add d.body, dialog
+    $.add $.d.body, dialog
 
     @retryCoef = 10
     @lastModified = 0
@@ -2165,7 +2166,7 @@ Updater =
         if @checked
           -> true
         else
-          -> !(d.hidden or d.oHidden or d.mozHidden or d.webkitHidden)
+          -> !($.d.hidden or $.d.oHidden or $.d.mozHidden or $.d.webkitHidden)
     update: ->
       if @status is 404
         Updater.timer.textContent = ''
@@ -2176,7 +2177,7 @@ Updater =
         if Conf['Unread Count']
           Unread.title = Unread.title.match(/^.+-/)[0] + ' 404'
         else
-          d.title = d.title.match(/^.+-/)[0] + ' 404'
+          $.d.title = $.d.title.match(/^.+-/)[0] + ' 404'
         Unread.update true
         QR.message.send req: 'abort'
         QR.status()
@@ -2198,7 +2199,7 @@ Updater =
         return
       Updater.lastModified = @getResponseHeader 'Last-Modified'
 
-      doc = d.implementation.createHTMLDocument null
+      doc = $.d.implementation.createHTMLDocument null
       doc.documentElement.innerHTML = @responseText
 
       id = $('input', Updater.br.previousElementSibling).name
@@ -2209,7 +2210,7 @@ Updater =
 
       newPosts = nodes.length
       scroll = Conf['Scrolling'] && Updater.scrollBG() && newPosts &&
-        Updater.br.previousElementSibling.getBoundingClientRect().bottom - d.body.clientHeight < 25
+        Updater.br.previousElementSibling.getBoundingClientRect().bottom - $.d.body.clientHeight < 25
       if Conf['Verbose']
         Updater.count.textContent = "+#{newPosts}"
         Updater.count.className = if newPosts then 'new' else null
@@ -2247,7 +2248,7 @@ Watcher =
   init: ->
     html = '<div class=move>Thread Watcher</div>'
     @dialog = UI.dialog 'watcher', 'top: 50px; left: 0px;', html
-    $.add d.body, @dialog
+    $.add $.d.body, @dialog
 
     #add watch buttons
     inputs = $$ '.op > input'
@@ -2546,7 +2547,7 @@ GetTitle = (thread) ->
 
 TitlePost =
   init: ->
-    d.title = GetTitle()
+    $.d.title = GetTitle()
 
 QuoteBacklink =
   init: ->
@@ -2651,7 +2652,7 @@ QuoteInline =
       inline.textContent = "#{req.status} #{req.statusText}"
       return
 
-    doc = d.implementation.createHTMLDocument null
+    doc = $.d.implementation.createHTMLDocument null
     doc.documentElement.innerHTML = req.responseText
 
     node =
@@ -2690,7 +2691,7 @@ QuotePreview =
     qp = UI.el = $.el 'div',
       id: 'qp'
       className: 'reply dialog'
-    $.add d.body, qp
+    $.add $.d.body, qp
 
     id = @hash[1..]
     if el = $.id id
@@ -2723,7 +2724,7 @@ QuotePreview =
       qp.textContent = "#{req.status} #{req.statusText}"
       return
 
-    doc = d.implementation.createHTMLDocument null
+    doc = $.d.implementation.createHTMLDocument null
     doc.documentElement.innerHTML = req.responseText
 
     node =
@@ -2778,7 +2779,7 @@ Quotify =
 
     # XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE is 6
     # Get all the text nodes that are not inside an anchor.
-    snapshot = d.evaluate './/text()[not(parent::a)]', post.el.lastChild, null, 6, null
+    snapshot = $.d.evaluate './/text()[not(parent::a)]', post.el.lastChild, null, 6, null
 
     for i in [0...snapshot.snapshotLength]
       node = snapshot.snapshotItem i
@@ -2848,7 +2849,7 @@ ThreadStats =
   init: ->
     dialog = UI.dialog 'stats', 'bottom: 0; left: 0;', '<div class=move><span id=postcount>0</span> / <span id=imagecount>0</span></div>'
     dialog.className = 'dialog'
-    $.add d.body, dialog
+    $.add $.d.body, dialog
     @posts = @images = 0
     @imgLimit =
       switch Main.BOARD
@@ -2870,7 +2871,7 @@ ThreadStats =
 
 Unread =
   init: ->
-    @title = d.title
+    @title = $.d.title
     @update()
     $.on window, 'scroll', Unread.scroll
     Main.callbacks.push @node
@@ -2887,7 +2888,7 @@ Unread =
     Unread.update()
 
   scroll: ->
-    height = d.body.clientHeight
+    height = $.d.body.clientHeight
     for reply, i in Unread.replies
       {bottom} = reply.getBoundingClientRect()
       if bottom > height #post is not completely read
@@ -2904,7 +2905,7 @@ Unread =
       @setTitle count
       return
     @scheduled = setTimeout (->
-      d.title = "(#{count}) #{Unread.title}"
+      $.d.title = "(#{count}) #{Unread.title}"
     ), 5
 
   update: (forceUpdate) ->
@@ -2933,11 +2934,11 @@ Unread =
     #`favicon.href = href` doesn't work on Firefox
     #`favicon.href = href` isn't enough on Opera
     #Opera won't always update the favicon if the href didn't not change
-    $.add d.head, Favicon.el
+    $.add $.d.head, Favicon.el
 
 Favicon =
   init: ->
-    @el = $ 'link[rel="shortcut icon"]', d.head
+    @el = $ 'link[rel="shortcut icon"]', $.d.head
     @el.type = 'image/x-icon'
     {href} = @el
     @SFW = /ws.ico$/.test href
@@ -3009,7 +3010,7 @@ ImageHover =
     UI.el = $.el 'img'
       id: 'ihover'
       src: @parentNode.href
-    $.add d.body, UI.el
+    $.add $.d.body, UI.el
     $.on UI.el, 'load',      ImageHover.load
     $.on @,     'mousemove', UI.hover
     $.on @,     'mouseout',  ImageHover.mouseout
@@ -3092,8 +3093,8 @@ ImageExpand =
     thumb = a.firstChild
     if thumb.hidden
       rect = a.getBoundingClientRect()
-      d.body.scrollTop += rect.top - 42 if rect.top < 0
-      d.body.scrollLeft += rect.left if rect.left < 0
+      $.d.body.scrollTop += rect.top - 42 if rect.top < 0
+      $.d.body.scrollLeft += rect.left if rect.left < 0
       ImageExpand.contract thumb
     else
       ImageExpand.expand thumb
@@ -3151,7 +3152,7 @@ ImageExpand =
     $.prepend form, controls
 
   resize: ->
-    ImageExpand.style.textContent = ".fitheight img[md5] + img {max-height:#{d.body.clientHeight}px;}"
+    ImageExpand.style.textContent = ".fitheight img[md5] + img {max-height:#{$.d.body.clientHeight}px;}"
 
 Main =
   init: ->
@@ -3184,7 +3185,7 @@ Main =
           QR.message.send req: 'status', ready: true, banned: true
         return
       when 'images.4chan.org'
-        $.ready -> Redirect.init() if d.title is '4chan - 404'
+        $.ready -> Redirect.init() if $.d.title is '4chan - 404'
         return
 
     $.ready Options.init
@@ -3196,7 +3197,7 @@ Main =
 
     now = Date.now()
     if Conf['Check for Updates'] and $.get('lastUpdate',  0) < now - 6*HOUR
-      $.ready -> $.add d.head, $.el 'script', src: 'https://raw.github.com/mayhemydg/4chan-x/master/latest.js'
+      $.ready -> $.add $.d.head, $.el 'script', src: 'https://raw.github.com/mayhemydg/4chan-x/master/latest.js'
       $.set 'lastUpdate', now
 
     Main.hiddenReplies = $.get "hiddenReplies/#{Main.BOARD}/", {}
@@ -3273,13 +3274,13 @@ Main =
     $.ready Main.ready
 
   ready: ->
-    if d.title is '4chan - 404'
+    if $.d.title is '4chan - 404'
       Redirect.init()
       return
     unless $.id 'navtopr'
       return
-    $.addClass d.body, "chanx_#{VERSION.split('.')[1]}"
-    $.addClass d.body, $.engine
+    $.addClass $.d.body, "chanx_#{VERSION.split('.')[1]}"
+    $.addClass $.d.body, $.engine
     for nav in ['navtop', 'navbot']
       $.addClass $("a[href$='/#{Main.BOARD}/']", $.id nav), 'current'
     form = $ 'form[name=delform]'
@@ -3342,11 +3343,11 @@ Main =
       $.on form, 'DOMNodeInserted', Main.listener
 
   addStyle: ->
-    $.off d, 'DOMNodeInserted', Main.addStyle
-    if d.head
+    $.off $.d, 'DOMNodeInserted', Main.addStyle
+    if $.d.head
       $.addStyle Main.css
     else # XXX fox
-      $.on d, 'DOMNodeInserted', Main.addStyle
+      $.on $.d, 'DOMNodeInserted', Main.addStyle
 
   message: (e) ->
     {data} = e