{
			pref: ["javascript.enabled", "Выполнять скрипты Java", "хоткей"],
			userChoice: true, refresh: true,
			values: [[true, "Да", "хоткей"], [false, "Нет", "хоткей"]]
	},

// Быстрое переключение параметров about:config, автор Dumby
// готовые варианты - https://forum.mozilla-russia.org/viewtopic.php?id=9591&p=602
(async (name, id, func) => {
	if (name == "Object") return CustomizableUI.createWidget(func());
	var win = name == "Window", g = Components.utils.import("resource://gre/modules/Services.jsm", {});
	if (g[id]) {if (win) return;} else g[id] = func();
	if (win) return CustomizableUI.createWidget(g[id]);
	addDestructor(r => r[5] == "e" && delete g[id]);
	g[id].onCreated(this);
})(this.constructor.name, "QuickToggleAboutConfigSettings", () => {

	var {prefs} = Services, db = prefs.getDefaultBranch("");
	var pv = parseInt(Services.appinfo.platformVersion);
	var xul_ns = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";

//=============================================================================

	// refresh:
	//	false - reload current tab
	//	true - reload current tab skip cache
	//
	// restart:
	//	false - restart browser
	//	true - restart browser with confirm

	var primary = [{

			pref: ["network.proxy.type", "Настройки прокси"],
			userChoice: 5, userAlt: 0, refresh: true,
			values: [
				[0, "Не проксировать", "0"],
				[5, "Системные (IE)", "5"],
				[2, "Авто (pacfile)", "2"],
				[1, "Прописанные", "1"],
				[4, "Автоопределение", "4"]
	]},
			null,
	{
			pref: ["permissions.default.image", "Загружать графику"],
			userChoice: 1, refresh: true,
			values: [
				[1, "Да"],
				[3, "С сайта"],
				[2, "Нет"]
	]},{
			pref: ["browser.display.use_document_fonts", "Загружать web-шрифты"],
			userChoice: 1, refresh: true,
			values: [[1, "Да"], [0, "Нет"]]
	},{
			pref: ["browser.display.document_color_use", "Загружать цвета сайтов"],
			userChoice: 0, refresh: true,
			values: [
				[0, "Авто", "0"],
				[1, "Всегда", "1"],
				[2, "Никогда", "2"]
	]},{
			pref: ["javascript.enabled", "Выполнять скрипты Java", "j"],
			userChoice: true, refresh: true,
			values: [[true, "Да", "y"], [false, "Нет", "n"]]
	},{
			pref: ["intl.accept_languages", "Язык для веб-страниц"],
			userChoice: "en-US, en", userAlt: "en-US, en, ru-RU, ru", refresh: true,
			values: [
				["en-US, en", "EN"],
				["en-US, en, ru-RU, ru", "EN, RU"]
	]},{
			pref: ["privacy.spoof_english", "Язык для веб-страниц с RFP"],
			userChoice: 2, refresh: true,
			values: [
				["2", "EN"]
	]},
			null,
	{
			pref: ["userChromeJS.enabled", "userChromeJS.enabled"],
			userChoice: true, userAlt: false, restart: true,
			values: [[true, "Да"], [false, "Нет"]]
	}
];
//=============================================================================

	var secondary = [{

			pref: ["ui.prefersReducedMotion", "Анимация chrome"],
			userChoice: 1, userAlt: 2, restart: true,
			values: [[1, "Отключена"], [0, "Включена"]]
	},{
			pref: ["gfx.webrender.enabled", "Web render"],
			userChoice: false, restart: true,
			values: [[true, "Включен"], [false, "Отключен"]]
	},{
			pref: ["gfx.webrender.force-disabled", "Web render (force-disabled)"],
			userChoice: true, userAlt: false, restart: true,
			values: [[true, "Да"], [false, "Нет"]]
	},
			null,
	{
			pref: ["network.predictor.enabled", "Предзагрузка ссылок"],
			userChoice: false, refresh: true,
			values: [[true, "Включена"], [false, "Отключена"]]
	},{
			pref: ["network.predictor.enable-prefetch", "Предвыборка ссылок"],
			userChoice: false, refresh: true,
			values: [[true, "Включена"], [false, "Отключена"]]
	},{
			pref: ["browser.send_pings", "Аудит гиперссылок"],
			userChoice: false, refresh: true,
			values: [[true, "Включен"], [false, "Отключен"]]
	},{
			pref: ["media.peerconnection.enabled", "WebRTC"],
			userChoice: false, refresh: true,
			values: [[true, "Включен"], [false, "Отключен"]]
	}
	];

	return {
		id: "QuickToggleAboutConfigSettings",
		label: "Quick Toggle Settings",
		tooltiptext: "Quick Toggle Settings\n	ЛКМ	ПКМ",
		localized: false,
		image: "data:image/png;base64,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",
		onCreated(btn) {
			btn.setAttribute("image", this.image);
			var doc = btn.ownerDocument;

			btn.btn = true;
			btn.domParent = null;
			btn.popups = new btn.ownerGlobal.Array();
			this.createPopup(doc, btn, "primary", primary);
			this.createPopup(doc, btn, "secondary", secondary);
			this.createCloseMenusOption(doc, btn);

			btn.linkedObject = this;
			for(var type of ["command", "contextmenu"])
				btn.setAttribute("on" + type, `linkedObject.${type}(event)`);
		},
		createPopup(doc, btn, name, data) {
			var popup = doc.createElementNS(xul_ns, "menupopup");
			var prop = name + "Popup";
			btn.popups.push(btn[prop] = popup);
			popup.id = this.id + "-" + prop;
			for (var type of ["popupshowing", "click"])
				popup.setAttribute("on" + type, `parentNode.linkedObject.${type}(event)`);
			for(var obj of data) popup.append(this.createElement(doc, obj));
			btn.append(popup);
		},
		map: {b: "Bool", n: "Int", s: "String"},
		createElement(doc, obj) {
			if (!obj) return doc.createElementNS(xul_ns, "menuseparator");
			var pref = doc.ownerGlobal.Object.create(null), node, img, bool;
			for(var [key, val] of Object.entries(obj)) {
				if (key == "pref") {
					var [apref, lab, akey, ttt] = val;
					pref.pref = apref; pref.lab = lab || apref;
					if (ttt) pref.ttt = ttt;
				}
				else if (key == "image") img = val, pref.img = true;
				else if (key != "values") pref[key] = val;
				else pref.hasVals = true;
			}
			var type = prefs.getPrefType(pref.pref);
			var str = this.map[type == prefs.PREF_INVALID
				? obj.values ? (typeof obj.values[0][0])[0] : "b"
				: type == prefs.PREF_BOOL ? "b" : type == prefs.PREF_INT ? "n" : "s"
			];
			pref.get = prefs[`get${str}Pref`];
			pref.set = prefs[`set${str}Pref`];

			node = doc.createElementNS(xul_ns, "menu");
			node.className = "menu-iconic";
			node.setAttribute("closemenu", "none");
			img && node.setAttribute("image", img);
			akey && node.setAttribute("accesskey", akey);
			(node.pref = pref).vals = doc.ownerGlobal.Object.create(null);
			this.createRadios(doc,
				str.startsWith("B") && !pref.hasVals ? [[true, "true"], [false, "false"]] : obj.values,
				node.appendChild(doc.createElementNS(xul_ns, "menupopup"))
			);
			if ("userChoice" in obj) pref.noAlt = !("userAlt" in obj);
			return node;
		},
		createCloseMenusOption(doc, btn) {
			var pn = this.closePref = "QuickToggleAboutConfigSettings.closeMenus";
			var data = [null, {
				pref: [pn, "Автозакрытие этого меню"], values: [[true, "Да"], [false, "Нет"]]
			}];
			var setCloseMenus = e => {
				e.stopPropagation();
				var trg = e.target, {pref, val} = trg, updPopup = true, clear;
				switch(e.type) {
					case "command": pref = (trg = trg.closest("menu")).pref; updPopup = false; break;
					case "click": if (e.button) return; break;
					case "contextmenu": e.preventDefault(); clear = pref;
				}
				if (!pref) return;
				if (clear) prefs.clearUserPref(pn);
				else if (!updPopup && val === pref.val) return;
				else pref.set(pn, val !== undefined ? val : !pref.val);
				this.upd(trg);
				updPopup && this.popupshowing(null, trg.querySelector("menupopup"));
			}
			(this.createCloseMenusOption = (doc, btn) => {
				for(var obj of data)
					btn.secondaryPopup.append(this.createElement(doc, obj));
				var m = btn.secondaryPopup.lastChild;
				m.style.cssText = "fill: lightblue !important; list-style-image: url(chrome://browser/skin/menu.svg) !important;";
				m.setAttribute("oncommand", "setCloseMenus(event)");
				m.onclick = m.oncontextmenu = m.setCloseMenus = setCloseMenus;
			})(doc, btn);
		},
		UserChoiceImg: "data:image/png;base64,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",
		notUserChoiceImg: "data:image/png;base64,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",
		UserAltImg: "data:image/png;base64,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",
		upd(node) {
			var {pref} = node, def = false, user = false, val;
			if (prefs.getPrefType(pref.pref) != prefs.PREF_INVALID) {
				var pn = pref.pref;
				try {val = pref.defVal = db[pref.get.name](pn); def = true}
				catch(ex) {def = false;}
				var user = prefs.prefHasUserValue(pn);
				if (user) try {val = pref.get(pn, undefined);} catch(ex) {}
			}
			if (val == pref.val && def == pref.def && user == pref.user) return;
			pref.val = val; pref.def = def; pref.user = user;
			var exists = def || user;

			var ttt = exists ? val : "Этот преф не существует";
			if (ttt === "") ttt = "[ empty_string ]";
			ttt += "\n" + pref.pref;
			if (pref.ttt) ttt += "\n" + pref.ttt;
			node.tooltipText = ttt;

			var img, alt = "userAlt" in pref && val == pref.userAlt;
			if (alt) img = this.UserAltImg;
			if ("userChoice" in pref)
				if (val == pref.userChoice)
					img = this.UserChoiceImg;
				else {
					if (!alt) img = this.notUserChoiceImg;
				}
			if (!pref.img) img
				? node.setAttribute("image", img)
				: node.removeAttribute("image");
			user
				? node.style.setProperty("font-style", "italic", "important")
				: node.style.removeProperty("font-style");

			var {lab} = pref;
			if (exists && pref.hasVals) {
				if (val in pref.vals) var sfx = pref.vals[val] || val;
				else var sfx = user ? "Другое" : "По умолчанию";
				lab += ` — "${sfx}"`;
			}
			node.setAttribute("label", lab);
		},
		createRadios(doc, vals, popup) {
			for(var arr of vals) {
				if (!arr) {
					popup.append(doc.createElementNS(xul_ns, "menuseparator"));
					continue;
				}
				var [val, lab, key, ttt] = arr;
				var menuitem = doc.createElementNS(xul_ns, "menuitem");
				menuitem.setAttribute("type", "radio");
				menuitem.setAttribute("closemenu", "none");
				menuitem.style.setProperty("font-style", "italic", "important"),
				menuitem.setAttribute("label", popup.parentNode.pref.vals[val] = lab);
				key && menuitem.setAttribute("accesskey", key);
				var tip = menuitem.val = val;
				if (ttt) tip += "\n" + ttt;
				menuitem.tooltipText = tip;
				popup.append(menuitem);
			}
		},
		openPopup(popup) {
			var btn = popup.parentNode;
			if (btn.domParent != btn.parentNode) {
				btn.domParent = btn.parentNode;
				var pos;
				if (btn.matches(".widget-overflow-list > :scope"))
					pos = "after_start";
				else var win = btn.ownerGlobal, {width, height, top, bottom, left, right} =
					btn.closest("toolbar").getBoundingClientRect(), pos = width > height
						? `${win.innerHeight - bottom > top ? "after" : "before"}_start`
						: `${win.innerWidth - right > left ? "end" : "start"}_before`;
				for(var p of btn.popups) p.setAttribute("position", pos);
			}
			popup.openPopup(btn);
		},
		maybeRestart(node, conf) {
			var msgRest = "Перезапустить браузер?", msgAbort = "Запрос на выход отменен.";
			if (pv >= 77) {
				var title = node.closest("toolbarbutton").label;
				var pp = domWin => Services.prompt.wrappedJSObject.pickPrompter({
					domWin, modalType: Ci.nsIPrompt.MODAL_TYPE_WINDOW
				});
				var confirm = win => pp(win).confirm(title, msgRest);
				var alert = win => pp(win).alert(title, msgAbort);
			} else {
				var confirm = win => win.confirm(msgRest);
				var alert = win => win.alert(msgAbort);
			}
			return (this.mayBeRestart = (node, conf) => {
				var win = node.ownerGlobal;
				if (conf && !confirm(win)) return;
				if (win.BrowserUtils.restartApplication() === false) alert(win);
				else return true;
			})(node, conf);
		},
		regexpRefresh: /^(?:view-source:)?(?:https?|ftp)/,
		maybeRe(node, fe) {
			var {pref} = node;
			if ("restart" in pref) {
				if (this.maybeRestart(node, pref.restart)) return;
			}
			else this.popupshowing(fe, node.parentNode);
			if ("refresh" in pref) {
				var win = node.ownerGlobal;
				if (this.regexpRefresh.test(win.gBrowser.currentURI.spec)) pref.refresh
					? win.BrowserReloadSkipCache() : win.BrowserReload();
			}
		},
		maybeClosePopup(e, trg) {
			!e.ctrlKey && prefs.getBoolPref(this.closePref, undefined)
				&& trg.parentNode.hidePopup();
		},
		command(e) {
			var trg = e.target;
			if (trg.btn) return this.openPopup(trg.primaryPopup);

			var menu = trg.closest("menu"), newVal = trg.val;
			this.maybeClosePopup(e, menu);
			if (newVal != menu.pref.val)
				menu.pref.set(menu.pref.pref, newVal),
				this.maybeRe(menu, true);
		},
		popupshowing(e, trg = e.target) {
			if (trg.state == "closed") return;
			if (trg.id) {
				for(var node of trg.children) {
					if (node.nodeName.endsWith("r")) continue;
					this.upd(node);
					!e && node.open && this.popupshowing(null, node.querySelector("menupopup"));
				}
				return;
			}
			var {pref} = trg.closest("menu"), findChecked = true;

			var findDef = "defVal" in pref;
			var checked = trg.querySelector("[checked]");
			if (checked) {
				if (checked.val == pref.val) {
					if (findDef) findChecked = false;
					else return;
				}
				else checked.removeAttribute("checked");
			}
			if (findDef) {
				var def = trg.querySelector("menuitem:not([style*=font-style]");
				if (def)
					if (def.val == pref.defVal) {
						if (findChecked) findDef = false;
						else return;
					}
					else def.style.setProperty("font-style", "italic", "important");
			}
			for(var node of trg.children) if ("val" in node) {
				if (findChecked && node.val == pref.val) {
					node.setAttribute("checked", true);
					if (findDef) findChecked = false;
					else break;
				}
				if (findDef && node.val == pref.defVal) {
					node.style.removeProperty("font-style");
					if (findChecked) findDef = false;
					else break;
				}
			}
		},
		contextmenu(e) {
			var trg = e.target;
			if (trg.btn) {
				if (e.ctrlKey || e.shiftKey) return;
				if (e.detail == 2) return trg.secondaryPopup.hidePopup();
				this.openPopup(trg.secondaryPopup);
			}
			else if ("pref" in trg) {
				this.maybeClosePopup(e, trg);
				if (trg.pref.user)
					prefs.clearUserPref(trg.pref.pref),
					this.maybeRe(trg);
			}
			e.preventDefault();
		},
		click(e) {
			if (e.button) return;
			var trg = e.target, {pref} = trg;
			if (!pref) return;

			this.maybeClosePopup(e, trg);
			if (!("noAlt" in pref)) return;

			if (pref.val == pref.userChoice)
				if (pref.noAlt) return;
				else  pref.set(pref.pref, pref.userAlt);
			else
				pref.set(pref.pref, pref.userChoice);
			this.maybeRe(trg);
		}
	};
});

Services.search.addEngine("data:text/xml," + encodeURIComponent(`

    <SearchPlugin xmlns="http://www.mozilla.org/2006/browser/search/">
        <ShortName>Seasonvar.ru</ShortName>
        <Description>Сериалы ТУТ! Сериалы онлайн смотреть бесплатно. Смотреть онлайн.</Description>
        <InputEncoding>UTF-8</InputEncoding>
        <Image width="16" height="16">data:image/png;base64,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</Image>
        <Url type="text/html" method="GET" template="http://seasonvar.ru/search">
            <Param name="q" value="{searchTerms}"/>
        </Url>
        <SearchForm>http://seasonvar.ru/</SearchForm>
    </SearchPlugin>

`), null, null);

// Добавить новый пункт "Перезапуск" в главном меню
(()=> {
    var menuItem = document.createXULElement("toolbarbutton");
    menuItem.setAttribute("id", "restart_firefox");               
    menuItem.setAttribute("label", "Перезапуск");
    menuItem.setAttribute("class", "subviewbutton subviewbutton-iconic");
    menuItem.setAttribute("image", "data:image/png;base64,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");
    menuItem.onclick =()=> setTimeout(()=> Services.startup.quit(Services.startup.eAttemptQuit | Services.startup.eRestart), 500);    
    addDestructor(()=> menuItem.remove());
    var it = document.getElementById("appMenu-quit-button");
    it.parentNode.insertBefore(menuItem, it);
// или it.insertBefore(menuItem, it);
})();

if(true) return; // Disabled by Disable Initialization button

// https://github.com/Infocatcher/Custom_Buttons/tree/master/CB_Source_Editor
// http://infocatcher.ucoz.net/js/cb/cbSourceEditor.js

// Source Editor (formerly Orion Editor) button for Custom Buttons
// (code for "initialization" section)

// (c) Infocatcher 2012-2019
// version 0.1.0a10 - 2019-12-25

var options = {
	cssInHelp: true,
	codeMirror: {
		lineNumbers: true,
		enableCodeFolding: true,
		showTrailingSpace: true,
		lineWrapping: true,
		autocomplete: true,
		fontSize: 12
	},
	orion: {
		lineNumbers: true
	}
};
// Also see devtools.editor.* preferences in about:config

const watcherId = "customButtonsSourceEditor_" + this.id;
var {Components} = window; // Prevent garbage collection in Firefox 3.6 and older
var storage = (function() {
	if(!("Services" in window)) // Firefox 3.6 and older
		return Application.storage;
	// Simple replacement for Application.storage
	// See https://bugzilla.mozilla.org/show_bug.cgi?id=1090880
	//var global = Components.utils.getGlobalForObject(Services);
	// Ensure, that we have global object (because window.Services may be overwritten)
	var global = Components.utils.import("resource://gre/modules/Services.jsm", {});
	var ns = "_cbSourceEditorStorage";
	// Note: Firefox 57+ returns NonSyntacticVariablesObject w/o .Object property
	var storage = global[ns] || (global[ns] = Components.utils.getGlobalForObject(global).Object.create(null));
	return {
		get: function(key, defaultVal) {
			if(key in storage)
				return storage[key];
			return defaultVal;
		},
		set: function(key, val) {
			if(key === null)
				delete storage[key];
			else
				storage[key] = val;
		}
	};
})();
var watcher = storage.get(watcherId, null);
if(!watcher) {
	watcher = {
		REASON_STARTUP: 1,
		REASON_SHUTDOWN: 2,
		REASON_WINDOW_LOADED: 3,
		REASON_WINDOW_CLOSED: 4,

		get obs() {
			delete this.obs;
			return this.obs = Components.classes["@mozilla.org/observer-service;1"]
				.getService(Components.interfaces.nsIObserverService);
		},
		get ww() {
			delete this.ww;
			return this.ww = Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
				.getService(Components.interfaces.nsIWindowWatcher);
		},
		get wm() {
			delete this.wm;
			return this.wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]
				.getService(Components.interfaces.nsIWindowMediator);
		},
		get platformVersion() {
			delete this.platformVersion;
			return this.platformVersion = parseFloat(Services.appinfo.platformVersion);
		},
		get hasCodeMirror() {
			delete this.hasCodeMirror;
			return this.hasCodeMirror = Services.appinfo.name == "Pale Moon" //~ todo: test
				|| this.platformVersion >= 27;
		},
		init: function(reason) {
			if(!this.hasCodeMirror) {
				this.isBrowserWindow = function() {
					return false;
				};
			}
			this.obs.addObserver(this, "quit-application-granted", false);
			var ws = this.wm.getEnumerator(null);
			while(ws.hasMoreElements())
				this.initWindow(ws.getNext(), reason);
			this.ww.registerNotification(this);
		},
		destroy: function(reason) {
			this.obs.removeObserver(this, "quit-application-granted");
			var ws = this.wm.getEnumerator(null);
			while(ws.hasMoreElements())
				this.destroyWindow(ws.getNext(), reason);
			this.ww.unregisterNotification(this);
		},
		initWindow: function(window, reason, isFrame) {
			if(this.isBrowserWindow(window)) {
				this.initBrowserWindow(window, reason);
				return;
			}
			if(!this.isEditorWindow(window))
				return;
			_log("initWindow(): isFrame: " + isFrame);
			var document = window.document;
			if(isFrame)
				window.addEventListener("unload", this, false);

			Components.classes["@mozilla.org/moz/jssubscript-loader;1"]
				.getService(Components.interfaces.mozIJSSubScriptLoader)
				.loadSubScript("chrome://global/content/globalOverlay.js", window);

			var isCodeMirror = false;
			try { // See chrome://browser/content/devtools/scratchpad.js
				Components.utils.import("resource:///modules/source-editor.jsm", window);
			}
			catch(e) {
				var loader = this.platformVersion >= 44 // See https://bugzilla.mozilla.org/show_bug.cgi?id=912121
					? "resource://devtools/shared/Loader.jsm"
					: "resource://gre/modules/devtools/Loader.jsm";
				var g = Components.utils.import(loader, {});
				var require = (g.devtools || g).require;
				[
					"devtools/sourceeditor/editor",
					"devtools/client/sourceeditor/editor", // Firefox 44+
					"devtools/client/shared/sourceeditor/editor" // Firefox 68+
				].some(function(path) {
					try {
						return window.SourceEditor = require(path);
					}
					catch(e) {
					}
					return null;
				});
				isCodeMirror = true;
			}
			var SourceEditor = window.SourceEditor;

			// See view-source:chrome://browser/content/devtools/scratchpad.xul
			// + view-source:chrome://browser/content/devtools/source-editor-overlay.xul
			var psXUL = (isCodeMirror
			? '<!DOCTYPE popupset [\
				<!ENTITY % editMenuStrings SYSTEM "chrome://global/locale/editMenuOverlay.dtd">\
				%editMenuStrings;\
				<!ENTITY % sourceEditorStrings SYSTEM "' + (
					Services.appinfo.name == "Pale Moon" || Services.appinfo.name == "Basilisk"
						? this.platformVersion >= 4.1
							? "chrome://devtools/locale/sourceeditor.dtd"
							: "chrome://global/locale/devtools/sourceeditor.dtd"
						: this.platformVersion >= 45
							? "chrome://devtools/locale/sourceeditor.dtd"
							: "chrome://browser/locale/devtools/sourceeditor.dtd"
				) + '">\
				%sourceEditorStrings;\
			]>\
			<popupset id="sourceEditorPopupset"\
				xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">\
				<menupopup id="sourceEditorContext"\
					onpopupshowing="goUpdateSourceEditorMenuItems()">\
					<menuitem id="menu_undo" label="&undoCmd.label;" accesskey="&undoCmd.accesskey;"\
						oncommand="goDoCommand(\'cmd_undo\')" />\
					<menuitem id="menu_redo" label="&redoCmd.label;" accesskey="&redoCmd.accesskey;"\
						oncommand="goDoCommand(\'cmd_redo\')" />\
					<menuseparator/>\
					<menuitem id="menu_cut" label="&cutCmd.label;" accesskey="&cutCmd.accesskey;"\
						oncommand="goDoCommand(\'cmd_cut\')" />\
					<menuitem id="menu_copy" label="&copyCmd.label;" accesskey="&copyCmd.accesskey;"\
						oncommand="goDoCommand(\'cmd_copy\')" />\
					<menuitem id="menu_paste" label="&pasteCmd.label;" accesskey="&pasteCmd.accesskey;"\
						oncommand="goDoCommand(\'cmd_paste\')" />\
					<menuitem id="menu_delete" label="&deleteCmd.label;" accesskey="&deleteCmd.accesskey;"\
						oncommand="goDoCommand(\'cmd_delete\')" />\
					<menuseparator/>\
					<menuitem id="menu_selectAll" label="&selectAllCmd.label;" accesskey="&selectAllCmd.accesskey;"\
						oncommand="goDoCommand(\'cmd_selectAll\')" />\
					<menuseparator/>\
					<menuitem id="menu_find" label="&findCmd.label;" accesskey="&findCmd.accesskey;" />\
					<menuitem id="menu_findAgain" label="&findAgainCmd.label;" accesskey="&findAgainCmd.accesskey;" />\
					<menuseparator/>\
					<menuitem id="se-menu-gotoLine"\
						label="&gotoLineCmd.label;"\
						accesskey="&gotoLineCmd.accesskey;"\
						key="key_gotoLine"\
						oncommand="goDoCommand(\'cmd_gotoLine\')"/>\
				</menupopup>\
			</popupset>'
			: '<popupset id="sourceEditorPopupset"\
				xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">\
				<menupopup id="sourceEditorContext"\
					onpopupshowing="goUpdateSourceEditorMenuItems()">\
					<menuitem id="se-menu-undo"/>\
					<menuitem id="se-menu-redo"/>\
					<menuseparator/>\
					<menuitem id="se-menu-cut"/>\
					<menuitem id="se-menu-copy"/>\
					<menuitem id="se-menu-paste"/>\
					<menuitem id="se-menu-delete"/>\
					<menuseparator/>\
					<menuitem id="se-menu-selectAll"/>\
					<menuseparator/>\
					<menuitem id="se-menu-find"/>\
					<menuitem id="se-menu-findAgain"/>\
					<menuseparator/>\
					<menuitem id="se-menu-gotoLine"/>\
				</menupopup>\
			</popupset>'
			).replace(/>\s+</g, "><");

			var ps = this.parseXULFromString(psXUL);
            // "Edit Custom Button in Tab" button, Firefox 71+
            if(isFrame && "parseFromSafeString" in window.DOMParser.prototype)
                ps = window.MozXULElement.parseXULToFragment(ps.outerHTML);
			document.documentElement.appendChild(ps);

			window.setTimeout(function() {
				function appendNode(nodeName, id) {
					var node = document.createElementNS(xulns, nodeName);
					node.id = id;
					document.documentElement.appendChild(node);
				}
				appendNode("commandset", "editMenuCommands");
				appendNode("commandset", "sourceEditorCommands");
				appendNode("keyset", "sourceEditorKeys");
				appendNode("keyset", "editMenuKeys");

				this.loadOverlays(
					window,
					function done() {
						window.setTimeout(function() {
							var mp = document.getElementById("sourceEditorContext");
							if(mp.state == "closed")
								return;
							Array.prototype.forEach.call(
								mp.getElementsByAttribute("command", "*"),
								function(mi) {
									var cmd = mi.getAttribute("command");
									var controller = document.commandDispatcher
										.getControllerForCommand(cmd);
									if(controller && !controller.isCommandEnabled(cmd))
										mi.setAttribute("disabled", "true");
								}
							);
						}, 0);
						if(!isCodeMirror)
							return;
						// See view-source:chrome://browser/content/devtools/scratchpad.xul in Firefox 27.0a1
						window.goUpdateSourceEditorMenuItems = function() {
							goUpdateGlobalEditMenuItems();
							var commands = ["cmd_undo", "cmd_redo", "cmd_cut", "cmd_paste", "cmd_delete"];
							commands.forEach(goUpdateCommand);
						};
						var cmdsMap = {
							"se-menu-undo":   "cmd_undo",
							"se-menu-redo":   "cmd_redo",
							"se-menu-cut":    "cmd_cut",
							"se-menu-copy":   "cmd_copy",
							"se-menu-paste":  "cmd_paste",
							"se-menu-delete": "cmd_delete",
							__proto__: null
						};
						for(var id in cmdsMap) {
							var mi = document.getElementById(id);
							mi && mi.setAttribute("command", cmdsMap[id]);
						}
						// We can't use command="cmd_selectAll", menuitem will be wrongly disabled sometimes
						var enabledCmdsMap = {
							"se-menu-selectAll": "cmd_selectAll",
							"se-menu-findAgain": "cmd_findAgain",
							__proto__: null
						};
						for(var id in enabledCmdsMap) {
							var mi = document.getElementById(id);
							if(mi) {
								mi.removeAttribute("command");
								mi.removeAttribute("disabled");
								mi.setAttribute("oncommand", "goDoCommand('" + enabledCmdsMap[id] + "');");
							}
						}
						// Workaround: emulate keyboard shortcut
						var keyCmdsMap = {
							"menu_find":      { keyCode: KeyboardEvent.DOM_VK_F, charCode: "f".charCodeAt(0), ctrlKey: true },
							"menu_findAgain": { keyCode: KeyboardEvent.DOM_VK_G, charCode: "g".charCodeAt(0), ctrlKey: true },
							__proto__: null
						};
						var _key = function() {
							var e = this._keyData;
							var evt = document.createEvent("KeyboardEvent");
							evt.initKeyEvent(
								"keydown", true /*bubbles*/, true /*cancelable*/, window,
								e.ctrlKey || false, e.altKey || false, e.shiftKey || false, e.metaKey || false,
								e.keyCode || 0, e.charCode || 0
							);
							document.commandDispatcher.focusedElement.dispatchEvent(evt);
						};
						for(var id in keyCmdsMap) {
							var mi = document.getElementById(id);
							if(mi) {
								mi.removeAttribute("command");
								mi.removeAttribute("disabled");
								mi.setAttribute("oncommand", "this._key();");
								mi._keyData = keyCmdsMap[id];
								mi._key = _key;
							}
						}
						// Fix styles for autocomplete tooltip
						function css(uri) {
							document.insertBefore(document.createProcessingInstruction(
								"xml-stylesheet",
								'href="' + uri + '" type="text/css"'
							), document.documentElement);
						}
						css("resource://devtools/client/themes/variables.css");
						css("resource://devtools/client/themes/common.css");
						css("chrome://devtools/skin/tooltips.css");
						if(this.platformVersion >= 68) window.setTimeout(function fixSelection() {
							var sheets = document.styleSheets;
							for(var i = sheets.length - 1; i >= 0; --i) {
								var sheet = sheets[i];
								if(sheet.href != "resource://devtools/client/themes/common.css")
									continue;
								try {
									var rules = sheet.cssRules;
								}
								catch(e) {
									// InvalidAccessError:
									// A parameter or an operation is not supported by the underlying object
									return window.setTimeout(fixSelection, 10);
								}
								for(var j = 0, len = rules.length; j < len; ++j)
									if(rules[j].selectorText == "::selection")
										return !sheet.deleteRule(j);
								break;
							}
							return false;
						}, 10);
					}.bind(this),
					["chrome://global/content/editMenuOverlay.xul", function check(window) {
						return window.document.getElementById("editMenuCommands").hasChildNodes();
					}],
					["chrome://browser/content/devtools/source-editor-overlay.xul", function check(window) {
						return window.document.getElementById("sourceEditorCommands").hasChildNodes();
					}]
				);
			}.bind(this), 500); // We should wait to not break other extensions with document.loadOverlay()

			var tabs = document.getElementById("custombuttons-editbutton-tabbox");
			var selectedPanel = tabs.selectedPanel;
			Array.prototype.slice.call(document.getElementsByTagName("cbeditor")).forEach(function(cbEditor) {
				if("__sourceEditor" in cbEditor)
					return;
				var code = cbEditor.value;
				var isCSS = options.cssInHelp && cbEditor.id == "help";
				if(isCodeMirror) {
					var opts = {
						mode: isCSS
							? SourceEditor.modes.css
							: SourceEditor.modes.js,
						value: code,
						lineNumbers: true,
						enableCodeFolding: true,
						showTrailingSpace: true,
						autocomplete: true,
						contextMenu: "sourceEditorContext"
					};
					var optsOvr = options.codeMirror;
					for(var opt in optsOvr) if(optsOvr.hasOwnProperty(opt))
						opts[opt] = optsOvr[opt];
					var se = new SourceEditor(opts);
					if("codeMirror" in se) window.setTimeout(function() {
						if("insertCommandsController" in se)
							se.insertCommandsController(); // Pale Moon and Basilisk
						else
							this.insertCommandsController(se);
					}.bind(this), 200);
				}
				else {
					var se = new SourceEditor();
				}
				se.__isCodeMirror = isCodeMirror;
				var seElt = document.createElementNS(xulns, "hbox");
				if(cbEditor.id)
					seElt.id = "sourceEditor-" + cbEditor.id;
				seElt.className = "sourceEditor";
				seElt.setAttribute("flex", 1);
				seElt.__sourceEditor = se;
				cbEditor.parentNode.insertBefore(seElt, cbEditor);
				//cbEditor.setAttribute("hidden", "true");
				cbEditor.setAttribute("collapsed", "true");
				cbEditor.parentNode.appendChild(cbEditor);
				cbEditor.__sourceEditor = se;
				cbEditor.__sourceEditorElt = seElt;
				cbEditor.__defineGetter__("value", function() {
					if("__sourceEditor" in this) {
						var se = this.__sourceEditor;
						if(!se.__initialized)
							return se.__value;
						return se.getText().replace(/\r\n?|\n\r?/g, "\n");
					}
					return this.textbox.value;
				});
				cbEditor.__defineSetter__("value", function(v) {
					if("__sourceEditor" in this) {
						var se = this.__sourceEditor;
						if(!se.__initialized) {
							var _this = this;
							se.__onLoadCallbacks.push(function() {
								_this.value = v;
							});
							return se.__value = v;
						}
						return se.setText(v.replace(/\r\n?|\n\r?/g, "\n"));
					}
					return this.textbox.value = v;
				});
				cbEditor.selectLine = function(lineNumber) {
					if("__sourceEditor" in this) {
						var se = this.__sourceEditor;
						if(!se.__initialized) {
							var _this = this, args = arguments;
							se.__onLoadCallbacks.push(function() {
								_this.selectLine.apply(_this, args);
							});
							return undefined;
						}
						if(se.__isCodeMirror) {
							//se.focus();
							//se.setCursor({ line: lineNumber - 1, ch: 0 });
							//~ todo: optimize
							var val = this.value;
							var lines = val.split("\n");
							var line = Math.min(lineNumber - 1, lines.length);
							var ch = lines[line].length;
							se.focus();
							return se.setSelection({ line: line, ch: 0 }, { line: line, ch: ch });
						}
						else {
							var selStart = se.getLineStart(lineNumber - 1);
							var selEnd = se.getLineEnd(lineNumber - 1, false);
							se.focus();
							return se.setSelection(selStart, selEnd);
						}
					}
					return this.__proto__.selectLine.apply(this, arguments);
				};

				// For edit_button() from chrome://custombuttons/content/editExternal.js
				seElt.__cbEditor = cbEditor;
				seElt.__defineGetter__("localName", function() {
					return "cbeditor";
				});
				seElt.__defineGetter__("value", function() {
					return this.__cbEditor.value;
				});
				seElt.__defineSetter__("value", function(val) {
					this.__cbEditor.value = val;
				});

				se.__initialized = false;
				se.__onLoadCallbacks = [];
				se.__value = code;
				var onTextChanged = se.__onTextChanged = function() {
					window.editor.changed = true;
				};
				var isLoaded = reason == this.REASON_WINDOW_LOADED;
				function done() {
					se.__initialized = true;
					se.__onLoadCallbacks.forEach(function(fn) {
						try {
							fn();
						}
						catch(e) {
							Components.utils.reportError(e);
						}
					});
					delete se.__onLoadCallbacks;
					delete se.__value;
				}
				if(isCodeMirror) {
					se.appendTo(seElt).then(function() {
						try {
							se.setupAutoCompletion();
						}
						catch(e) {
							Components.utils.reportError(e);
						}
						if("setFontSize" in se) try {
							se.setFontSize(options.codeMirror.fontSize);
						}
						catch(e) {
							Components.utils.reportError(e);
						}
						window.setTimeout(function() {
							window.editor.changed = false; // Strange...
							window.setTimeout(function() { // Workaround for unexpected onTextChanged() calls
								if(window.editor.changed && cbEditor.value == code)
									window.editor.changed = false;
							}, 100);
							se.on("change", onTextChanged);
							if(isLoaded) {
								if("clearHistory" in se)
									se.clearHistory();
								else {
									var seGlobal = Components.utils.getGlobalForObject(SourceEditor.prototype);
									// Note: this is resource://app/modules/devtools/gDevTools.jsm scope in Firefox 34+
									var cm = seGlobal.editors.get(se);
									cm.clearHistory();
								}
							}
						}, isFrame ? 50 : 15); // Oh, magic delays...
						done();

						// See resource:///modules/devtools/sourceeditor/editor.js
						// doc.defaultView.controllers.insertControllerAt(0, controller(this, doc.defaultView));
						var controllers = window.controllers; // nsIControllers
						var controller = se.__cmdController = controllers.getControllerAt(0);
						if("__cmdControllers" in tabs)
							tabs.__cmdControllers.push(controller);
						else {
							tabs.__cmdControllers = [controller];
							var onSelect = tabs.__onSelect = function() {
								var seElt = tabs.selectedPanel;
								if(!seElt || !("__sourceEditor" in seElt))
									return;
								var se = seElt.__sourceEditor;
								var curController = se.__cmdController;
								tabs.__cmdControllers.forEach(function(controller) {
									try {
										if(controller == curController)
											controllers.insertControllerAt(0, controller);
										else
											controllers.removeController(controller);
									}
									catch(e) {
									}
								});
							};
							tabs.addEventListener("select", onSelect, false);
							window.setTimeout(onSelect, 0); // Activate controller from selected tab
						}
					});
				}
				else {
					var opts = {
						mode: isCSS
							? SourceEditor.MODES.CSS
							: SourceEditor.MODES.JAVASCRIPT,
						showLineNumbers: true,
						initialText: code,
						placeholderText: code, // For backward compatibility
						contextMenu: "sourceEditorContext"
					};
					var optsOvr = options.orion;
					for(var opt in optsOvr) if(optsOvr.hasOwnProperty(opt))
						opts[opt] = optsOvr[opt];
					se.init(seElt, opts, function callback() {
						done();
						isLoaded && se.resetUndo && se.resetUndo();
						se.addEventListener(SourceEditor.EVENTS.TEXT_CHANGED, onTextChanged);

						// Hack to use selected editor
						var controller = se.ui._controller;
						controller.__defineGetter__("_editor", function() {
							var seElt = tabs.selectedPanel;
							var se = seElt && seElt.__sourceEditor
								|| document.getElementsByTagName("cbeditor")[0].__sourceEditor;
							return se;
						});
						controller.__defineSetter__("_editor", function() {});
					});
				}
			}, this);
			// Trick to select correct tab (especially if was selected "Button settings" tab)
			tabs.tabs.advanceSelectedTab(1, true);
			tabs.tabs.advanceSelectedTab(-1, true);

			var origExecCmd = window.editor.execute_oncommand_code;
			window.editor.execute_oncommand_code = function() {
				var cd = document.commandDispatcher;
				var cdFake = {
					__proto__: cd,
					get focusedElement() {
						var selectedTab = tabs.selectedTab;
						if(selectedTab && selectedTab.id == "code-tab")
							return document.getElementById("code").textbox.inputField;
						return cd.focusedElement;
					}
				};
				document.__defineGetter__("commandDispatcher", function() {
					return cdFake;
				});
				try {
					var ret = origExecCmd.apply(this, arguments);
				}
				catch(e) {
					Components.utils.reportError(e);
				}
				// document.hasOwnProperty("commandDispatcher") == false, so we cat just delete our fake property
				delete document.commandDispatcher;
				return ret;
			};

			window.addEventListener("load", function ensureObserversAdded() {
				window.removeEventListener("load", ensureObserversAdded, false);
				window.setTimeout(function() { window.editor.removeObservers(); }, 0);
				window.setTimeout(function() { window.editor.addObservers();    }, 0);
			}, false);
			// Fix for Ctrl+S hotkey (catched by CodeMirror)
			var hke = this.handleKeyEvent;
			window.addEventListener("keydown",  hke, true);
			window.addEventListener("keypress", hke, true);
			window.addEventListener("keyup",    hke, true);
		},
		insertCommandsController: function(se) {
			this.insertCommandsController = insertCommandsController;
			return insertCommandsController(se);
			// devtools/client/sourceeditor/editor-commands-controller in Pale Moon/Basilisk
			function createController(ed) {
				return {
					supportsCommand: function (cmd) {
						switch (cmd) {
							case "cmd_find":
							case "cmd_findAgain":
							case "cmd_gotoLine":
							case "cmd_undo":
							case "cmd_redo":
							case "cmd_delete":
							case "cmd_selectAll":
								return true;
						}

						return false;
					},

					isCommandEnabled: function (cmd) {
						let cm = ed.codeMirror;

						switch (cmd) {
							case "cmd_find":
							case "cmd_gotoLine":
							case "cmd_selectAll":
								return true;
							case "cmd_findAgain":
								return cm.state.search != null && cm.state.search.query != null;
							case "cmd_undo":
								return ed.canUndo();
							case "cmd_redo":
								return ed.canRedo();
							case "cmd_delete":
								return ed.somethingSelected();
						}

						return false;
					},

					doCommand: function (cmd) {
						let cm = ed.codeMirror;

						let map = {
							"cmd_selectAll": "selectAll",
							"cmd_find": "find",
							"cmd_undo": "undo",
							"cmd_redo": "redo",
							"cmd_delete": "delCharAfter",
							"cmd_findAgain": "findNext"
						};

						if (map[cmd]) {
							cm.execCommand(map[cmd]);
							return;
						}

						if (cmd == "cmd_gotoLine") {
							ed.jumpToLine();
						}
					},

					onEvent: function () {}
				};
			}
			function insertCommandsController(sourceEditor) {
				let input = sourceEditor.codeMirror.getInputField();
				let controller = createController(sourceEditor);
				input.controllers.insertControllerAt(0, controller);
			}
		},
		destroyWindow: function(window, reason, isFrame) {
			if(reason == this.REASON_WINDOW_CLOSED)
				window.removeEventListener(this.loadEvent, this, false); // Window can be closed before DOMContentLoaded
			if(this.isBrowserWindow(window)) {
				this.destroyBrowserWindow(window, reason);
				return;
			}
			if(!this.isEditorWindow(window) || !("SourceEditor" in window))
				return;
			_log("destroyWindow(): isFrame: " + isFrame);
			var document = window.document;
			if(isFrame)
				window.removeEventListener("unload", this, false);

			var tabs = document.getElementById("custombuttons-editbutton-tabbox");
			if("__onSelect" in tabs) {
				tabs.removeEventListener("select", tabs.__onSelect, false);
				delete tabs.__onSelect;
				delete tabs.__cmdControllers;
			}

			Array.prototype.slice.call(document.getElementsByTagName("cbeditor")).forEach(function(cbEditor) {
				if(!("__sourceEditor" in cbEditor))
					return;
				var se = cbEditor.__sourceEditor;
				var isCodeMirror = se.__isCodeMirror;
				if(isCodeMirror)
					se.off("change", se.__onTextChanged);
				else
					se.removeEventListener(window.SourceEditor.EVENTS.TEXT_CHANGED, se.__onTextChanged);
				delete se.__onTextChanged;
				if(reason == this.REASON_SHUTDOWN) {
					var val = cbEditor.value;
					delete cbEditor.value;
					delete cbEditor.selectLine;

					var seElt = cbEditor.__sourceEditorElt;
					seElt.parentNode.insertBefore(cbEditor, seElt);
					seElt.parentNode.removeChild(seElt);
					delete cbEditor.__sourceEditorElt;
					delete cbEditor.__sourceEditor;
					delete seElt.__sourceEditor;
					delete seElt.__cbEditor;

					cbEditor.value = val;
					window.setTimeout(function() {
						cbEditor.removeAttribute("collapsed");
					}, 0);
				}
				se.destroy();
				if("__cmdController" in se) {
					try {
						window.controllers.removeController(se.__cmdController);
					}
					catch(e) {
					}
					delete se.__cmdController;
				}
			}, this);

			if(reason == this.REASON_SHUTDOWN) {
				delete window.editor.execute_oncommand_code;
				[
					"sourceEditorPopupset",
					"editMenuCommands",
					"sourceEditorCommands",
					"sourceEditorKeys",
					"editMenuKeys"
				].forEach(function(id) {
					var node = document.getElementById(id);
					node && node.parentNode.removeChild(node);
				});
				[
					// chrome://global/content/globalOverlay.js
					"closeWindow", "canQuitApplication", "goQuitApplication", "goUpdateCommand", "goDoCommand",
					"goSetCommandEnabled", "goSetMenuValue", "goSetAccessKey", "goOnEvent", "visitLink",
					"setTooltipText", "NS_ASSERT",
					// chrome://global/content/editMenuOverlay.xul => view-source:chrome://global/content/editMenuOverlay.js
					"goUpdateGlobalEditMenuItems", "goUpdateUndoEditMenuItems", "goUpdatePasteMenuItems"
				].forEach(function(p) {
					delete window[p];
				});
				for(var child = document.documentElement; child = child.previousSibling; ) {
					if(
						child.nodeType == child.PROCESSING_INSTRUCTION_NODE
						&& child.data.indexOf("://devtools/") != -1
					) {
						setTimeout(function(child) {
							child.parentNode.removeChild(child);
						}, 0, child);
					}
				}
				delete window.SourceEditor;
			}
			var hke = this.handleKeyEvent;
			window.removeEventListener("keydown",  hke, true);
			window.removeEventListener("keypress", hke, true);
			window.removeEventListener("keyup",    hke, true);
			//~ todo: we have one not removed controller!
			//LOG("getControllerCount(): " + window.controllers.getControllerCount());
		},
		initBrowserWindow: function(window, reason) {
			_log("initBrowserWindow()");
			window.addEventListener("DOMContentLoaded", this, false);
			Array.prototype.forEach.call(window.frames, function(frame) {
				this.initWindow(frame, reason, true);
			}, this);
		},
		destroyBrowserWindow: function(window, reason) {
			_log("destroyBrowserWindow()");
			window.removeEventListener("DOMContentLoaded", this, false);
			Array.prototype.forEach.call(window.frames, function(frame) {
				this.destroyWindow(frame, reason, true);
			}, this);
		},
		isEditorWindow: function(window) {
			return window.location.href.substr(0, 41) == "chrome://custombuttons/content/editor.xul";
		},
		isBrowserWindow: function(window) {
			var loc = window.location.href;
			return loc == "chrome://browser/content/browser.xul"
				|| loc == "chrome://browser/content/browser.xhtml" // Firefox 69+
				|| loc == "chrome://navigator/content/navigator.xul";
		},
		get loadEvent() { // "DOMContentLoaded" -> initWindow() may hang editor window (and browser)
			delete this.loadEvent;
			return this.loadEvent = this.platformVersion >= 73 ? "load" : "DOMContentLoaded";
		},
		observe: function(subject, topic, data) {
			if(topic == "quit-application-granted")
				this.destroy();
			else if(topic == "domwindowopened")
				subject.addEventListener(this.loadEvent, this, false);
			else if(topic == "domwindowclosed")
				this.destroyWindow(subject, this.REASON_WINDOW_CLOSED);
		},
		handleEvent: function(e) {
			switch(e.type) {
				case "DOMContentLoaded":
				case "load":
					//var window = e.currentTarget;
					var window = e.target.defaultView || e.target;
					window.removeEventListener(e.type, this, false);
					var isFrame = window != e.currentTarget;
					this.initWindow(window, this.REASON_WINDOW_LOADED, isFrame);
				break;
				case "unload":
					//var window = e.currentTarget;
					var window = e.target.defaultView || e.target;
					window.removeEventListener(e.type, this, false);
					this.destroyWindow(window, this.REASON_WINDOW_CLOSED, true);
			}
		},
		handleKeyEvent: function(e) {
			if(
				(e.keyCode == e.DOM_VK_S || String.fromCharCode(e.charCode).toUpperCase() == "S")
				&& e.ctrlKey && !e.altKey && !e.shiftKey && !e.metaKey
			) {
				e.preventDefault();
				e.stopPropagation();
				if(e.type == "keydown") {
					var window = e.currentTarget;
					window.editor.updateButton();
				}
			}
		},
		loadOverlays: function() {
			this.runGenerator(this.loadOverlaysGen, this, arguments);
		},

		get loadOverlaysGen() {
			var fn = this._loadOverlaysGen.toString()
				.replace(/__yield/g, "yield");
			try {
				new Function("function test() { yield 0; }");
			}
			catch(e) { // Firefox 58+: SyntaxError: yield expression is only valid in generators
				fn = fn.replace("function", "function*"); // Firefox 26+
			}
			delete this.loadOverlaysGen;
			return this.loadOverlaysGen = eval("(" + fn + ")");
		},
		_loadOverlaysGen: function loadOverlaysGen(window, callback/*, overlayData1, ...*/) {
			var gen = loadOverlaysGen.__generator;
			for(var i = 2, l = arguments.length; i < l; ++i) {
				var overlayData = arguments[i];
				this.loadOverlay(window, overlayData[0], overlayData[1], function() {
					gen.next();
				});
				__yield(0);
			}
			callback();
			__yield(0);
		},
		loadOverlay: function(window, uri, check, callback) {
			var document = window.document;
			var stopWait = Date.now() + 4500;
			window.setTimeout(function load() {
				_log("loadOverlay(): " + uri);
				var tryAgain = Date.now() + 800;
				try {
					document.loadOverlay(uri, null);
				}
				catch(e) {
					window.setTimeout(callback, 0);
					return;
				}
				window.setTimeout(function ensureLoaded() {
					if(check(window))
						window.setTimeout(callback, 0);
					else if(Date.now() > stopWait)
						return;
					else if(Date.now() > tryAgain)
						window.setTimeout(load, 0);
					else
						window.setTimeout(ensureLoaded, 50);
				}, 50);
			}, 0);
		},
		runGenerator: function(genFunc, context, args) {
			var gen = genFunc.apply(context, args);
			genFunc.__generator = gen;
			gen.next();
		},
		parseXULFromString: function(xul) {
			xul = xul.replace(/>\s+</g, "><");
			try {
				return new DOMParser().parseFromString(xul, "application/xml").documentElement;
			}
			catch(e) {
				// See http://custombuttons.sourceforge.net/forum/viewtopic.php?f=5&t=3720
				// + https://forum.mozilla-russia.org/viewtopic.php?pid=732243#p732243
				var dummy = document.createElement("dummy");
				dummy.innerHTML = xul.trimLeft();
				return dummy.firstChild;
			}
		}
	};
	storage.set(watcherId, watcher);
	setTimeout(function() {
		watcher.init(watcher.REASON_STARTUP);
	}, 50);
}
function destructor(reason) {
	if(reason == "update" || reason == "delete") {
		watcher.destroy(watcher.REASON_SHUTDOWN);
		storage.set(watcherId, null);
	}
}
if(
	typeof addDestructor == "function" // Custom Buttons 0.0.5.6pre4+
	&& addDestructor != ("addDestructor" in window && window.addDestructor)
)
	addDestructor(destructor, this);
else
	this.onDestroy = destructor;

function ts() {
	var d = new Date();
	var ms = d.getMilliseconds();
	return d.toTimeString().replace(/^.*\d+:(\d+:\d+).*$/, "$1") + ":" + "000".substr(("" + ms).length) + ms + " ";
}
function _log(s) {
	Services.console.logStringMessage("[Custom Buttons :: Source Editor] " + ts() + s);
}

...
    //var it = document.getElementById("appMenu-quit-button");
    var it = document.getElementById("appMenu-quit-button") || PanelMultiView.getViewNode(document, "appMenu-quit-button");

// https://github.com/Infocatcher/Custom_Buttons/tree/master/CB_Source_Editor
// http://infocatcher.ucoz.net/js/cb/cbSourceEditor.js

// Source Editor (formerly Orion Editor) button for Custom Buttons
// (code for "initialization" section)

// (c) Infocatcher 2012-2019
// version 0.1.0a10 - 2019-12-25

var options = {
	cssInHelp: true,
	codeMirror: {
		lineNumbers: true,
		enableCodeFolding: true,
		showTrailingSpace: true,
		lineWrapping: true,
		autocomplete: true,
		fontSize: 12
	},
	orion: {
		lineNumbers: true
	}
};
// Also see devtools.editor.* preferences in about:config

const watcherId = "customButtonsSourceEditor_" + this.id;
var {Components} = window; // Prevent garbage collection in Firefox 3.6 and older
var storage = (function() {
	if(!("Services" in window)) // Firefox 3.6 and older
		return Application.storage;
	// Simple replacement for Application.storage
	// See https://bugzilla.mozilla.org/show_bug.cgi?id=1090880
	//var global = Components.utils.getGlobalForObject(Services);
	// Ensure, that we have global object (because window.Services may be overwritten)
	var global = Components.utils.import("resource://gre/modules/Services.jsm", {});
	var ns = "_cbSourceEditorStorage";
	// Note: Firefox 57+ returns NonSyntacticVariablesObject w/o .Object property
	var storage = global[ns] || (global[ns] = Components.utils.getGlobalForObject(global).Object.create(null));
	return {
		get: function(key, defaultVal) {
			if(key in storage)
				return storage[key];
			return defaultVal;
		},
		set: function(key, val) {
			if(key === null)
				delete storage[key];
			else
				storage[key] = val;
		}
	};
})();
var watcher = storage.get(watcherId, null);
if(!watcher) {
	watcher = {
		REASON_STARTUP: 1,
		REASON_SHUTDOWN: 2,
		REASON_WINDOW_LOADED: 3,
		REASON_WINDOW_CLOSED: 4,

		get obs() {
			delete this.obs;
			return this.obs = Components.classes["@mozilla.org/observer-service;1"]
				.getService(Components.interfaces.nsIObserverService);
		},
		get ww() {
			delete this.ww;
			return this.ww = Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
				.getService(Components.interfaces.nsIWindowWatcher);
		},
		get wm() {
			delete this.wm;
			return this.wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]
				.getService(Components.interfaces.nsIWindowMediator);
		},
		get platformVersion() {
			delete this.platformVersion;
			return this.platformVersion = parseFloat(Services.appinfo.platformVersion);
		},
		get hasCodeMirror() {
			delete this.hasCodeMirror;
			return this.hasCodeMirror = Services.appinfo.name == "Pale Moon" //~ todo: test
				|| this.platformVersion >= 27;
		},
		init: function(reason) {
			if(!this.hasCodeMirror) {
				this.isBrowserWindow = function() {
					return false;
				};
			}
			this.obs.addObserver(this, "quit-application-granted", false);
			var ws = this.wm.getEnumerator(null);
			while(ws.hasMoreElements())
				this.initWindow(ws.getNext(), reason);
			this.ww.registerNotification(this);
		},
		destroy: function(reason) {
			this.obs.removeObserver(this, "quit-application-granted");
			var ws = this.wm.getEnumerator(null);
			while(ws.hasMoreElements())
				this.destroyWindow(ws.getNext(), reason);
			this.ww.unregisterNotification(this);
		},
		initWindow: function(window, reason, isFrame) {
			if(this.isBrowserWindow(window)) {
				this.initBrowserWindow(window, reason);
				return;
			}
			if(!this.isEditorWindow(window))
				return;
			_log("initWindow(): isFrame: " + isFrame);
			var document = window.document;
			if(isFrame)
				window.addEventListener("unload", this, false);

			Components.classes["@mozilla.org/moz/jssubscript-loader;1"]
				.getService(Components.interfaces.mozIJSSubScriptLoader)
				.loadSubScript("chrome://global/content/globalOverlay.js", window);

			var isCodeMirror = false;
			try { // See chrome://browser/content/devtools/scratchpad.js
				Components.utils.import("resource:///modules/source-editor.jsm", window);
			}
			catch(e) {
				var loader = this.platformVersion >= 44 // See https://bugzilla.mozilla.org/show_bug.cgi?id=912121
					? "resource://devtools/shared/Loader.jsm"
					: "resource://gre/modules/devtools/Loader.jsm";
				var g = Components.utils.import(loader, {});
				var require = (g.devtools || g).require;
				[
					"devtools/sourceeditor/editor",
					"devtools/client/sourceeditor/editor", // Firefox 44+
					"devtools/client/shared/sourceeditor/editor" // Firefox 68+
				].some(function(path) {
					try {
						return window.SourceEditor = require(path);
					}
					catch(e) {
					}
					return null;
				});
				isCodeMirror = true;
			}
			var SourceEditor = window.SourceEditor;

			if(this.platformVersion >= 73) {
				var psXUL = '<popupset id="sourceEditorPopupset">\
					<linkset>\
						<html:link rel="localization" href="toolkit/global/textActions.ftl" />\
					</linkset>\
					<menupopup id="sourceEditorContext"\
						onpopupshowing="popupHandler(event.target)"\
						oncommand="popupHandler(event.target)">\
\
						<menuitem id="menu_undo" data-l10n-id="text-action-undo" />\
						<menuitem id="menu_redo" data-l10n-id="text-action-redo" />\
						<menuseparator/>\
						<menuitem id="menu_cut" data-l10n-id="text-action-cut" />\
						<menuitem id="menu_copy" data-l10n-id="text-action-copy" />\
						<menuitem id="menu_paste" data-l10n-id="text-action-paste" />\
						<menuitem id="menu_delete" data-l10n-id="text-action-delete" />\
						<menuseparator/>\
						<menuitem id="menu_selectAll" data-l10n-id="text-action-select-all" />\
						<menuseparator/>\
						<menuitem id="menu_find" label="&findCmd.label;" accesskey="&findCmd.accesskey;" />\
						<menuitem id="menu_findAgain" label="&findAgainCmd.label;" accesskey="&findAgainCmd.accesskey;" />\
						<menuseparator/>\
						<menuitem id="se-menu-gotoLine" label="&gotoLineCmd.label;" accesskey="&gotoLineCmd.accesskey;" />\
					</menupopup>\
				</popupset>';
				var ps = window.MozXULElement.parseXULToFragment(psXUL, [
					"chrome://global/locale/editMenuOverlay.dtd",
					"chrome://devtools/locale/sourceeditor.dtd"
				]);
				if(!this.popupHandler) {
					var commands = {module: {}};
					ps.querySelectorAll("menuitem").forEach(function(menuitem) {
						commands[menuitem.id] = menuitem.id.replace(/^(se-)?menu./, "cmd_");
					});
					Services.scriptloader.loadSubScript(
						"resource://devtools/client/shared/sourceeditor/editor-commands-controller.js", commands
					);
					var createController = function(editor) {
						var res = editor.popupCmdController = commands.createController(editor);
						res.docShell = editor.container.contentWindow.docShell;
						return res;
					}
					var getObj = function(cmd, controller) {
						return controller.supportsCommand(cmd) ? controller: controller.docShell;
					}
					var setDisabled = function(menuitem) {
						var cmd = commands[menuitem.id];
						menuitem.disabled = !getObj(cmd, this).isCommandEnabled(cmd);
					}
					this.popupHandler = function(node) {
						var ed = node.ownerDocument.activeElement.contentWindow.editor;
						var controller = ed.popupCmdController || createController(ed);
						var cmd = commands[node.id];
						if(cmd) getObj(cmd, controller).doCommand(cmd);
						else node.menuitems.forEach(setDisabled, controller);
					}
				}
				var popup = ps.querySelector("menupopup");
				popup.menuitems = popup.querySelectorAll("menuitem");
				popup.popupHandler = this.popupHandler;

			} else {

				// See view-source:chrome://browser/content/devtools/scratchpad.xul
				// + view-source:chrome://browser/content/devtools/source-editor-overlay.xul
				var psXUL = (isCodeMirror
				? '<!DOCTYPE popupset [\
					<!ENTITY % editMenuStrings SYSTEM "chrome://global/locale/editMenuOverlay.dtd">\
					%editMenuStrings;\
					<!ENTITY % sourceEditorStrings SYSTEM "' + (
						Services.appinfo.name == "Pale Moon" || Services.appinfo.name == "Basilisk"
							? this.platformVersion >= 4.1
								? "chrome://devtools/locale/sourceeditor.dtd"
								: "chrome://global/locale/devtools/sourceeditor.dtd"
							: this.platformVersion >= 45
								? "chrome://devtools/locale/sourceeditor.dtd"
								: "chrome://browser/locale/devtools/sourceeditor.dtd"
					) + '">\
					%sourceEditorStrings;\
				]>\
				<popupset id="sourceEditorPopupset"\
					xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">\
					<menupopup id="sourceEditorContext"\
						onpopupshowing="goUpdateSourceEditorMenuItems()">\
						<menuitem id="menu_undo" label="&undoCmd.label;" accesskey="&undoCmd.accesskey;"\
							oncommand="goDoCommand(\'cmd_undo\')" />\
						<menuitem id="menu_redo" label="&redoCmd.label;" accesskey="&redoCmd.accesskey;"\
							oncommand="goDoCommand(\'cmd_redo\')" />\
						<menuseparator/>\
						<menuitem id="menu_cut" label="&cutCmd.label;" accesskey="&cutCmd.accesskey;"\
							oncommand="goDoCommand(\'cmd_cut\')" />\
						<menuitem id="menu_copy" label="&copyCmd.label;" accesskey="&copyCmd.accesskey;"\
							oncommand="goDoCommand(\'cmd_copy\')" />\
						<menuitem id="menu_paste" label="&pasteCmd.label;" accesskey="&pasteCmd.accesskey;"\
							oncommand="goDoCommand(\'cmd_paste\')" />\
						<menuitem id="menu_delete" label="&deleteCmd.label;" accesskey="&deleteCmd.accesskey;"\
							oncommand="goDoCommand(\'cmd_delete\')" />\
						<menuseparator/>\
						<menuitem id="menu_selectAll" label="&selectAllCmd.label;" accesskey="&selectAllCmd.accesskey;"\
							oncommand="goDoCommand(\'cmd_selectAll\')" />\
						<menuseparator/>\
						<menuitem id="menu_find" label="&findCmd.label;" accesskey="&findCmd.accesskey;" />\
						<menuitem id="menu_findAgain" label="&findAgainCmd.label;" accesskey="&findAgainCmd.accesskey;" />\
						<menuseparator/>\
						<menuitem id="se-menu-gotoLine"\
							label="&gotoLineCmd.label;"\
							accesskey="&gotoLineCmd.accesskey;"\
							key="key_gotoLine"\
							oncommand="goDoCommand(\'cmd_gotoLine\')"/>\
					</menupopup>\
				</popupset>'
				: '<popupset id="sourceEditorPopupset"\
					xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">\
					<menupopup id="sourceEditorContext"\
						onpopupshowing="goUpdateSourceEditorMenuItems()">\
						<menuitem id="se-menu-undo"/>\
						<menuitem id="se-menu-redo"/>\
						<menuseparator/>\
						<menuitem id="se-menu-cut"/>\
						<menuitem id="se-menu-copy"/>\
						<menuitem id="se-menu-paste"/>\
						<menuitem id="se-menu-delete"/>\
						<menuseparator/>\
						<menuitem id="se-menu-selectAll"/>\
						<menuseparator/>\
						<menuitem id="se-menu-find"/>\
						<menuitem id="se-menu-findAgain"/>\
						<menuseparator/>\
						<menuitem id="se-menu-gotoLine"/>\
					</menupopup>\
				</popupset>'
				).replace(/>\s+</g, "><");
	
				var ps = this.parseXULFromString(psXUL);
				// "Edit Custom Button in Tab" button, Firefox 71+
				if(isFrame && "parseFromSafeString" in window.DOMParser.prototype)
				ps = window.MozXULElement.parseXULToFragment(ps.outerHTML);
			}
			document.documentElement.appendChild(ps);

			window.setTimeout(function() {
				function appendNode(nodeName, id) {
					var node = document.createElementNS(xulns, nodeName);
					node.id = id;
					document.documentElement.appendChild(node);
				}
				appendNode("commandset", "editMenuCommands");
				appendNode("commandset", "sourceEditorCommands");
				appendNode("keyset", "sourceEditorKeys");
				appendNode("keyset", "editMenuKeys");

				this.loadOverlays(
					window,
					function done() {
						window.setTimeout(function() {
							var mp = document.getElementById("sourceEditorContext");
							if(mp.state == "closed")
								return;
							Array.prototype.forEach.call(
								mp.getElementsByAttribute("command", "*"),
								function(mi) {
									var cmd = mi.getAttribute("command");
									var controller = document.commandDispatcher
										.getControllerForCommand(cmd);
									if(controller && !controller.isCommandEnabled(cmd))
										mi.setAttribute("disabled", "true");
								}
							);
						}, 0);
						if(!isCodeMirror)
							return;
						// See view-source:chrome://browser/content/devtools/scratchpad.xul in Firefox 27.0a1
						window.goUpdateSourceEditorMenuItems = function() {
							goUpdateGlobalEditMenuItems();
							var commands = ["cmd_undo", "cmd_redo", "cmd_cut", "cmd_paste", "cmd_delete"];
							commands.forEach(goUpdateCommand);
						};
						var cmdsMap = {
							"se-menu-undo":   "cmd_undo",
							"se-menu-redo":   "cmd_redo",
							"se-menu-cut":    "cmd_cut",
							"se-menu-copy":   "cmd_copy",
							"se-menu-paste":  "cmd_paste",
							"se-menu-delete": "cmd_delete",
							__proto__: null
						};
						for(var id in cmdsMap) {
							var mi = document.getElementById(id);
							mi && mi.setAttribute("command", cmdsMap[id]);
						}
						// We can't use command="cmd_selectAll", menuitem will be wrongly disabled sometimes
						var enabledCmdsMap = {
							"se-menu-selectAll": "cmd_selectAll",
							"se-menu-findAgain": "cmd_findAgain",
							__proto__: null
						};
						for(var id in enabledCmdsMap) {
							var mi = document.getElementById(id);
							if(mi) {
								mi.removeAttribute("command");
								mi.removeAttribute("disabled");
								mi.setAttribute("oncommand", "goDoCommand('" + enabledCmdsMap[id] + "');");
							}
						}
						// Workaround: emulate keyboard shortcut
						var keyCmdsMap = {
							"menu_find":      { keyCode: KeyboardEvent.DOM_VK_F, charCode: "f".charCodeAt(0), ctrlKey: true },
							"menu_findAgain": { keyCode: KeyboardEvent.DOM_VK_G, charCode: "g".charCodeAt(0), ctrlKey: true },
							__proto__: null
						};
						var _key = function() {
							var e = this._keyData;
							var evt = document.createEvent("KeyboardEvent");
							evt.initKeyEvent(
								"keydown", true /*bubbles*/, true /*cancelable*/, window,
								e.ctrlKey || false, e.altKey || false, e.shiftKey || false, e.metaKey || false,
								e.keyCode || 0, e.charCode || 0
							);
							document.commandDispatcher.focusedElement.dispatchEvent(evt);
						};
						for(var id in keyCmdsMap) {
							var mi = document.getElementById(id);
							if(mi) {
								mi.removeAttribute("command");
								mi.removeAttribute("disabled");
								mi.setAttribute("oncommand", "this._key();");
								mi._keyData = keyCmdsMap[id];
								mi._key = _key;
							}
						}
						// Fix styles for autocomplete tooltip
						function css(uri) {
							document.insertBefore(document.createProcessingInstruction(
								"xml-stylesheet",
								'href="' + uri + '" type="text/css"'
							), document.documentElement);
						}
						css("resource://devtools/client/themes/variables.css");
						css("resource://devtools/client/themes/common.css");
						css("chrome://devtools/skin/tooltips.css");
						if(this.platformVersion >= 68) window.setTimeout(function fixSelection() {
							var sheets = document.styleSheets;
							for(var i = sheets.length - 1; i >= 0; --i) {
								var sheet = sheets[i];
								if(sheet.href != "resource://devtools/client/themes/common.css")
									continue;
								try {
									var rules = sheet.cssRules;
								}
								catch(e) {
									// InvalidAccessError:
									// A parameter or an operation is not supported by the underlying object
									return window.setTimeout(fixSelection, 10);
								}
								for(var j = 0, len = rules.length; j < len; ++j)
									if(rules[j].selectorText == "::selection")
										return !sheet.deleteRule(j);
								break;
							}
							return false;
						}, 10);
					}.bind(this),
					["chrome://global/content/editMenuOverlay.xul", function check(window) {
						return window.document.getElementById("editMenuCommands").hasChildNodes();
					}],
					["chrome://browser/content/devtools/source-editor-overlay.xul", function check(window) {
						return window.document.getElementById("sourceEditorCommands").hasChildNodes();
					}]
				);
			}.bind(this), 500); // We should wait to not break other extensions with document.loadOverlay()

			var tabs = document.getElementById("custombuttons-editbutton-tabbox");
			var selectedPanel = tabs.selectedPanel;
			Array.prototype.slice.call(document.getElementsByTagName("cbeditor")).forEach(function(cbEditor) {
				if("__sourceEditor" in cbEditor)
					return;
				var code = cbEditor.value;
				var isCSS = options.cssInHelp && cbEditor.id == "help";
				if(isCodeMirror) {
					var opts = {
						mode: isCSS
							? SourceEditor.modes.css
							: SourceEditor.modes.js,
						value: code,
						lineNumbers: true,
						enableCodeFolding: true,
						showTrailingSpace: true,
						autocomplete: true,
						contextMenu: "sourceEditorContext"
					};
					var optsOvr = options.codeMirror;
					for(var opt in optsOvr) if(optsOvr.hasOwnProperty(opt))
						opts[opt] = optsOvr[opt];
					var se = new SourceEditor(opts);
					if("codeMirror" in se) window.setTimeout(function() {
						if("insertCommandsController" in se)
							se.insertCommandsController(); // Pale Moon and Basilisk
						else
							this.insertCommandsController(se);
					}.bind(this), 200);
				}
				else {
					var se = new SourceEditor();
				}
				se.__isCodeMirror = isCodeMirror;
				var seElt = document.createElementNS(xulns, "hbox");
				if(cbEditor.id)
					seElt.id = "sourceEditor-" + cbEditor.id;
				seElt.className = "sourceEditor";
				seElt.setAttribute("flex", 1);
				seElt.__sourceEditor = se;
				cbEditor.parentNode.insertBefore(seElt, cbEditor);
				//cbEditor.setAttribute("hidden", "true");
				cbEditor.setAttribute("collapsed", "true");
				cbEditor.parentNode.appendChild(cbEditor);
				cbEditor.__sourceEditor = se;
				cbEditor.__sourceEditorElt = seElt;
				cbEditor.__defineGetter__("value", function() {
					if("__sourceEditor" in this) {
						var se = this.__sourceEditor;
						if(!se.__initialized)
							return se.__value;
						return se.getText().replace(/\r\n?|\n\r?/g, "\n");
					}
					return this.textbox.value;
				});
				cbEditor.__defineSetter__("value", function(v) {
					if("__sourceEditor" in this) {
						var se = this.__sourceEditor;
						if(!se.__initialized) {
							var _this = this;
							se.__onLoadCallbacks.push(function() {
								_this.value = v;
							});
							return se.__value = v;
						}
						return se.setText(v.replace(/\r\n?|\n\r?/g, "\n"));
					}
					return this.textbox.value = v;
				});
				cbEditor.selectLine = function(lineNumber) {
					if("__sourceEditor" in this) {
						var se = this.__sourceEditor;
						if(!se.__initialized) {
							var _this = this, args = arguments;
							se.__onLoadCallbacks.push(function() {
								_this.selectLine.apply(_this, args);
							});
							return undefined;
						}
						if(se.__isCodeMirror) {
							//se.focus();
							//se.setCursor({ line: lineNumber - 1, ch: 0 });
							//~ todo: optimize
							var val = this.value;
							var lines = val.split("\n");
							var line = Math.min(lineNumber - 1, lines.length);
							var ch = lines[line].length;
							se.focus();
							return se.setSelection({ line: line, ch: 0 }, { line: line, ch: ch });
						}
						else {
							var selStart = se.getLineStart(lineNumber - 1);
							var selEnd = se.getLineEnd(lineNumber - 1, false);
							se.focus();
							return se.setSelection(selStart, selEnd);
						}
					}
					return this.__proto__.selectLine.apply(this, arguments);
				};

				// For edit_button() from chrome://custombuttons/content/editExternal.js
				seElt.__cbEditor = cbEditor;
				seElt.__defineGetter__("localName", function() {
					return "cbeditor";
				});
				seElt.__defineGetter__("value", function() {
					return this.__cbEditor.value;
				});
				seElt.__defineSetter__("value", function(val) {
					this.__cbEditor.value = val;
				});

				se.__initialized = false;
				se.__onLoadCallbacks = [];
				se.__value = code;
				var onTextChanged = se.__onTextChanged = function() {
					window.editor.changed = true;
				};
				var isLoaded = reason == this.REASON_WINDOW_LOADED;
				function done() {
					se.__initialized = true;
					se.__onLoadCallbacks.forEach(function(fn) {
						try {
							fn();
						}
						catch(e) {
							Components.utils.reportError(e);
						}
					});
					delete se.__onLoadCallbacks;
					delete se.__value;
				}
				if(isCodeMirror) {
					se.appendTo(seElt).then(function() {
						try {
							se.setupAutoCompletion();
						}
						catch(e) {
							Components.utils.reportError(e);
						}
						if("setFontSize" in se) try {
							se.setFontSize(options.codeMirror.fontSize);
						}
						catch(e) {
							Components.utils.reportError(e);
						}
						window.setTimeout(function() {
							window.editor.changed = false; // Strange...
							window.setTimeout(function() { // Workaround for unexpected onTextChanged() calls
								if(window.editor.changed && cbEditor.value == code)
									window.editor.changed = false;
							}, 100);
							se.on("change", onTextChanged);
							if(isLoaded) {
								if("clearHistory" in se)
									se.clearHistory();
								else {
									var seGlobal = Components.utils.getGlobalForObject(SourceEditor.prototype);
									// Note: this is resource://app/modules/devtools/gDevTools.jsm scope in Firefox 34+
									var cm = seGlobal.editors.get(se);
									cm.clearHistory();
								}
							}
						}, isFrame ? 50 : 15); // Oh, magic delays...
						done();

						// See resource:///modules/devtools/sourceeditor/editor.js
						// doc.defaultView.controllers.insertControllerAt(0, controller(this, doc.defaultView));
						var controllers = window.controllers; // nsIControllers
						var controller = se.__cmdController = controllers.getControllerAt(0);
						if("__cmdControllers" in tabs)
							tabs.__cmdControllers.push(controller);
						else {
							tabs.__cmdControllers = [controller];
							var onSelect = tabs.__onSelect = function() {
								var seElt = tabs.selectedPanel;
								if(!seElt || !("__sourceEditor" in seElt))
									return;
								var se = seElt.__sourceEditor;
								var curController = se.__cmdController;
								tabs.__cmdControllers.forEach(function(controller) {
									try {
										if(controller == curController)
											controllers.insertControllerAt(0, controller);
										else
											controllers.removeController(controller);
									}
									catch(e) {
									}
								});
							};
							tabs.addEventListener("select", onSelect, false);
							window.setTimeout(onSelect, 0); // Activate controller from selected tab
						}
					});
				}
				else {
					var opts = {
						mode: isCSS
							? SourceEditor.MODES.CSS
							: SourceEditor.MODES.JAVASCRIPT,
						showLineNumbers: true,
						initialText: code,
						placeholderText: code, // For backward compatibility
						contextMenu: "sourceEditorContext"
					};
					var optsOvr = options.orion;
					for(var opt in optsOvr) if(optsOvr.hasOwnProperty(opt))
						opts[opt] = optsOvr[opt];
					se.init(seElt, opts, function callback() {
						done();
						isLoaded && se.resetUndo && se.resetUndo();
						se.addEventListener(SourceEditor.EVENTS.TEXT_CHANGED, onTextChanged);

						// Hack to use selected editor
						var controller = se.ui._controller;
						controller.__defineGetter__("_editor", function() {
							var seElt = tabs.selectedPanel;
							var se = seElt && seElt.__sourceEditor
								|| document.getElementsByTagName("cbeditor")[0].__sourceEditor;
							return se;
						});
						controller.__defineSetter__("_editor", function() {});
					});
				}
			}, this);
			// Trick to select correct tab (especially if was selected "Button settings" tab)
			tabs.tabs.advanceSelectedTab(1, true);
			tabs.tabs.advanceSelectedTab(-1, true);

			var origExecCmd = window.editor.execute_oncommand_code;
			window.editor.execute_oncommand_code = function() {
				var cd = document.commandDispatcher;
				var cdFake = {
					__proto__: cd,
					get focusedElement() {
						var selectedTab = tabs.selectedTab;
						if(selectedTab && selectedTab.id == "code-tab")
							return document.getElementById("code").textbox.inputField;
						return cd.focusedElement;
					}
				};
				document.__defineGetter__("commandDispatcher", function() {
					return cdFake;
				});
				try {
					var ret = origExecCmd.apply(this, arguments);
				}
				catch(e) {
					Components.utils.reportError(e);
				}
				// document.hasOwnProperty("commandDispatcher") == false, so we cat just delete our fake property
				delete document.commandDispatcher;
				return ret;
			};

			window.addEventListener("load", function ensureObserversAdded() {
				window.removeEventListener("load", ensureObserversAdded, false);
				window.setTimeout(function() { window.editor.removeObservers(); }, 0);
				window.setTimeout(function() { window.editor.addObservers();    }, 0);
			}, false);
			// Fix for Ctrl+S hotkey (catched by CodeMirror)
			var hke = this.handleKeyEvent;
			window.addEventListener("keydown",  hke, true);
			window.addEventListener("keypress", hke, true);
			window.addEventListener("keyup",    hke, true);
		},
		insertCommandsController: function(se) {
			this.insertCommandsController = insertCommandsController;
			return insertCommandsController(se);
			// devtools/client/sourceeditor/editor-commands-controller in Pale Moon/Basilisk
			function createController(ed) {
				return {
					supportsCommand: function (cmd) {
						switch (cmd) {
							case "cmd_find":
							case "cmd_findAgain":
							case "cmd_gotoLine":
							case "cmd_undo":
							case "cmd_redo":
							case "cmd_delete":
							case "cmd_selectAll":
								return true;
						}

						return false;
					},

					isCommandEnabled: function (cmd) {
						let cm = ed.codeMirror;

						switch (cmd) {
							case "cmd_find":
							case "cmd_gotoLine":
							case "cmd_selectAll":
								return true;
							case "cmd_findAgain":
								return cm.state.search != null && cm.state.search.query != null;
							case "cmd_undo":
								return ed.canUndo();
							case "cmd_redo":
								return ed.canRedo();
							case "cmd_delete":
								return ed.somethingSelected();
						}

						return false;
					},

					doCommand: function (cmd) {
						let cm = ed.codeMirror;

						let map = {
							"cmd_selectAll": "selectAll",
							"cmd_find": "find",
							"cmd_undo": "undo",
							"cmd_redo": "redo",
							"cmd_delete": "delCharAfter",
							"cmd_findAgain": "findNext"
						};

						if (map[cmd]) {
							cm.execCommand(map[cmd]);
							return;
						}

						if (cmd == "cmd_gotoLine") {
							ed.jumpToLine();
						}
					},

					onEvent: function () {}
				};
			}
			function insertCommandsController(sourceEditor) {
				let input = sourceEditor.codeMirror.getInputField();
				let controller = createController(sourceEditor);
				input.controllers.insertControllerAt(0, controller);
			}
		},
		destroyWindow: function(window, reason, isFrame) {
			if(reason == this.REASON_WINDOW_CLOSED)
				window.removeEventListener(this.loadEvent, this, false); // Window can be closed before DOMContentLoaded
			if(this.isBrowserWindow(window)) {
				this.destroyBrowserWindow(window, reason);
				return;
			}
			if(!this.isEditorWindow(window) || !("SourceEditor" in window))
				return;
			_log("destroyWindow(): isFrame: " + isFrame);
			var document = window.document;
			if(isFrame)
				window.removeEventListener("unload", this, false);

			var tabs = document.getElementById("custombuttons-editbutton-tabbox");
			if("__onSelect" in tabs) {
				tabs.removeEventListener("select", tabs.__onSelect, false);
				delete tabs.__onSelect;
				delete tabs.__cmdControllers;
			}

			Array.prototype.slice.call(document.getElementsByTagName("cbeditor")).forEach(function(cbEditor) {
				if(!("__sourceEditor" in cbEditor))
					return;
				var se = cbEditor.__sourceEditor;
				var isCodeMirror = se.__isCodeMirror;
				if(isCodeMirror)
					se.off("change", se.__onTextChanged);
				else
					se.removeEventListener(window.SourceEditor.EVENTS.TEXT_CHANGED, se.__onTextChanged);
				delete se.__onTextChanged;
				if(reason == this.REASON_SHUTDOWN) {
					var val = cbEditor.value;
					delete cbEditor.value;
					delete cbEditor.selectLine;

					var seElt = cbEditor.__sourceEditorElt;
					seElt.parentNode.insertBefore(cbEditor, seElt);
					seElt.parentNode.removeChild(seElt);
					delete cbEditor.__sourceEditorElt;
					delete cbEditor.__sourceEditor;
					delete seElt.__sourceEditor;
					delete seElt.__cbEditor;

					cbEditor.value = val;
					window.setTimeout(function() {
						cbEditor.removeAttribute("collapsed");
					}, 0);
				}
				se.destroy();
				if("__cmdController" in se) {
					try {
						window.controllers.removeController(se.__cmdController);
					}
					catch(e) {
					}
					delete se.__cmdController;
				}
			}, this);

			if(reason == this.REASON_SHUTDOWN) {
				delete window.editor.execute_oncommand_code;
				[
					"sourceEditorPopupset",
					"editMenuCommands",
					"sourceEditorCommands",
					"sourceEditorKeys",
					"editMenuKeys"
				].forEach(function(id) {
					var node = document.getElementById(id);
					node && node.parentNode.removeChild(node);
				});
				[
					// chrome://global/content/globalOverlay.js
					"closeWindow", "canQuitApplication", "goQuitApplication", "goUpdateCommand", "goDoCommand",
					"goSetCommandEnabled", "goSetMenuValue", "goSetAccessKey", "goOnEvent", "visitLink",
					"setTooltipText", "NS_ASSERT",
					// chrome://global/content/editMenuOverlay.xul => view-source:chrome://global/content/editMenuOverlay.js
					"goUpdateGlobalEditMenuItems", "goUpdateUndoEditMenuItems", "goUpdatePasteMenuItems"
				].forEach(function(p) {
					delete window[p];
				});
				for(var child = document.documentElement; child = child.previousSibling; ) {
					if(
						child.nodeType == child.PROCESSING_INSTRUCTION_NODE
						&& child.data.indexOf("://devtools/") != -1
					) {
						setTimeout(function(child) {
							child.parentNode.removeChild(child);
						}, 0, child);
					}
				}
				delete window.SourceEditor;
			}
			var hke = this.handleKeyEvent;
			window.removeEventListener("keydown",  hke, true);
			window.removeEventListener("keypress", hke, true);
			window.removeEventListener("keyup",    hke, true);
			//~ todo: we have one not removed controller!
			//LOG("getControllerCount(): " + window.controllers.getControllerCount());
		},
		initBrowserWindow: function(window, reason) {
			_log("initBrowserWindow()");
			window.addEventListener("DOMContentLoaded", this, false);
			Array.prototype.forEach.call(window.frames, function(frame) {
				this.initWindow(frame, reason, true);
			}, this);
		},
		destroyBrowserWindow: function(window, reason) {
			_log("destroyBrowserWindow()");
			window.removeEventListener("DOMContentLoaded", this, false);
			Array.prototype.forEach.call(window.frames, function(frame) {
				this.destroyWindow(frame, reason, true);
			}, this);
		},
		isEditorWindow: function(window) {
			return window.location.href.substr(0, 41) == "chrome://custombuttons/content/editor.xul";
		},
		isBrowserWindow: function(window) {
			var loc = window.location.href;
			return loc == "chrome://browser/content/browser.xul"
				|| loc == "chrome://browser/content/browser.xhtml" // Firefox 69+
				|| loc == "chrome://navigator/content/navigator.xul";
		},
		get loadEvent() { // "DOMContentLoaded" -> initWindow() may hang editor window (and browser)
			delete this.loadEvent;
			return this.loadEvent = this.platformVersion >= 73 ? "load" : "DOMContentLoaded";
		},
		observe: function(subject, topic, data) {
			if(topic == "quit-application-granted")
				this.destroy();
			else if(topic == "domwindowopened")
				subject.addEventListener(this.loadEvent, this, false);
			else if(topic == "domwindowclosed")
				this.destroyWindow(subject, this.REASON_WINDOW_CLOSED);
		},
		handleEvent: function(e) {
			switch(e.type) {
				case "DOMContentLoaded":
				case "load":
					//var window = e.currentTarget;
					var window = e.target.defaultView || e.target;
					window.removeEventListener(e.type, this, false);
					var isFrame = window != e.currentTarget;
					this.initWindow(window, this.REASON_WINDOW_LOADED, isFrame);
				break;
				case "unload":
					//var window = e.currentTarget;
					var window = e.target.defaultView || e.target;
					window.removeEventListener(e.type, this, false);
					this.destroyWindow(window, this.REASON_WINDOW_CLOSED, true);
			}
		},
		handleKeyEvent: function(e) {
			if(
				(e.keyCode == e.DOM_VK_S || String.fromCharCode(e.charCode).toUpperCase() == "S")
				&& e.ctrlKey && !e.altKey && !e.shiftKey && !e.metaKey
			) {
				e.preventDefault();
				e.stopPropagation();
				if(e.type == "keydown") {
					var window = e.currentTarget;
					window.editor.updateButton();
				}
			}
		},
		loadOverlays: function() {
			this.runGenerator(this.loadOverlaysGen, this, arguments);
		},

		get loadOverlaysGen() {
			var fn = this._loadOverlaysGen.toString()
				.replace(/__yield/g, "yield");
			try {
				new Function("function test() { yield 0; }");
			}
			catch(e) { // Firefox 58+: SyntaxError: yield expression is only valid in generators
				fn = fn.replace("function", "function*"); // Firefox 26+
			}
			delete this.loadOverlaysGen;
			return this.loadOverlaysGen = eval("(" + fn + ")");
		},
		_loadOverlaysGen: function loadOverlaysGen(window, callback/*, overlayData1, ...*/) {
			var gen = loadOverlaysGen.__generator;
			for(var i = 2, l = arguments.length; i < l; ++i) {
				var overlayData = arguments[i];
				this.loadOverlay(window, overlayData[0], overlayData[1], function() {
					gen.next();
				});
				__yield(0);
			}
			callback();
			__yield(0);
		},
		loadOverlay: function(window, uri, check, callback) {
			var document = window.document;
			var stopWait = Date.now() + 4500;
			window.setTimeout(function load() {
				_log("loadOverlay(): " + uri);
				var tryAgain = Date.now() + 800;
				try {
					document.loadOverlay(uri, null);
				}
				catch(e) {
					window.setTimeout(callback, 0);
					return;
				}
				window.setTimeout(function ensureLoaded() {
					if(check(window))
						window.setTimeout(callback, 0);
					else if(Date.now() > stopWait)
						return;
					else if(Date.now() > tryAgain)
						window.setTimeout(load, 0);
					else
						window.setTimeout(ensureLoaded, 50);
				}, 50);
			}, 0);
		},
		runGenerator: function(genFunc, context, args) {
			var gen = genFunc.apply(context, args);
			genFunc.__generator = gen;
			gen.next();
		},
		parseXULFromString: function(xul) {
			xul = xul.replace(/>\s+</g, "><");
			try {
				return new DOMParser().parseFromString(xul, "application/xml").documentElement;
			}
			catch(e) {
				// See http://custombuttons.sourceforge.net/forum/viewtopic.php?f=5&t=3720
				// + https://forum.mozilla-russia.org/viewtopic.php?pid=732243#p732243
				var dummy = document.createElement("dummy");
				dummy.innerHTML = xul.trimLeft();
				return dummy.firstChild;
			}
		}
	};
	storage.set(watcherId, watcher);
	setTimeout(function() {
		watcher.init(watcher.REASON_STARTUP);
	}, 50);
}
function destructor(reason) {
	if(reason == "update" || reason == "delete") {
		watcher.destroy(watcher.REASON_SHUTDOWN);
		storage.set(watcherId, null);
	}
}
if(
	typeof addDestructor == "function" // Custom Buttons 0.0.5.6pre4+
	&& addDestructor != ("addDestructor" in window && window.addDestructor)
)
	addDestructor(destructor, this);
else
	this.onDestroy = destructor;

function ts() {
	var d = new Date();
	var ms = d.getMilliseconds();
	return d.toTimeString().replace(/^.*\d+:(\d+:\d+).*$/, "$1") + ":" + "000".substr(("" + ms).length) + ms + " ";
}
function _log(s) {
	Services.console.logStringMessage("[Custom Buttons :: Source Editor] " + ts() + s);
}

({
	title: "Консоль браузера",
	url: "chrome://devtools/content/webconsole/index.html",
	icon: "chrome://devtools/skin/images/tool-webconsole.svg",
	init() {
		var trg = document.getElementById("browser");
		trg && addEventListener("DOMContentLoaded", this, false, trg);
		var id = "viewBrowserConsoleSidebar";

		var menuitem = this.element("menuitem", {
			type: "checkbox",
			label: this.title,
			id: "menu_browserConsoleSidebar",
			oncommand: `SidebarUI.toggle("${id}");`
		}, document.getElementById("viewSidebarMenu"));

		var btn = this.element("toolbarbutton", {
			type: "checkbox",
			label: this.title,
			id: "sidebar-switcher-browserConsole",
			oncommand: `SidebarUI.show("${id}");`,
			class: "subviewbutton subviewbutton-iconic"
		});
		document.querySelector(
			'toolbarbutton[id^="sidebar-switcher-"] + toolbarseparator'
		).before(btn);

		SidebarUI.sidebars.set(id, {
			url: this.url,
			buttonId: btn.id,
			title: this.title,
			menuId: menuitem.id
		});
		SidebarUI.isOpen && SidebarUI.currentID == id && SidebarUI.selectMenuItem(id);

		var popupset = this.popupset = this.element("popupset", {
			id: `CB${_id.slice(20)}-browserConsole-popupset`
		}, document.documentElement);

		var css = `\
			#${btn.id} > .toolbarbutton-icon,
			#sidebar-box[sidebarcommand="${id}"] > #sidebar-header > #sidebar-switcher-target > #sidebar-icon {
				list-style-image: url(${this.icon});
			}`;
		var str = (cbu.cb || "") + "data:text/css," + encodeURIComponent(css), type = windowUtils.USER_SHEET;
		windowUtils.loadSheetUsingURIString(str, type);

		addDestructor(() => {
			SidebarUI.sidebars.delete(id);
			btn.remove(); menuitem.remove(); popupset.remove();
			windowUtils.removeSheetUsingURIString(str, type);
		});
		parseInt(Services.appinfo.platformVersion) < 73 
			&& "insertFTLIfNeeded" in MozXULElement
			&& MozXULElement.insertFTLIfNeeded("toolkit/main-window/editmenu.ftl");

		self.onclick = e => {
			if (e.button == 2) return;
			if (!e.button && !e.shiftKey) return SidebarUI.toggle(id);
			var st = gBrowser.selectedTab, tab;
			if (!e.ctrlKey) tab = gBrowser.visibleTabs.find(tab => {
				var br = gBrowser.getBrowserForTab(tab);
				return br.currentURI.spec == this.url || (
					"_cachedCurrentURI" in br
					&& br._cachedCurrentURI.spec == this.url
				)
			});
			if (tab == st) return;
			if (!tab) tab = gBrowser.addTrustedTab(this.url);
			gBrowser.moveTabTo(tab, st._tPos + 1);
			gBrowser.selectedTab = tab;
		}
		for(var br of gBrowser.browsers) {
			if (br.currentURI.spec != this.url) continue;
			var doc = br.contentDocument;
			if (doc && (
				doc.readyState == "complete" ||
				doc.readyState == "interactive"
			))
				doc.querySelector(
					"main#app-wrapper,div#output-container"
				).childElementCount
					? this.defineDocPopupset(doc)
					: this.handleEvent({target: doc});
		}
		if (!btn.hasAttribute("checked")) return;
		var doc = SidebarUI.browser.contentDocument;
		if (doc.documentURI != this.url) btn.doCommand();
		else if (doc.readyState == "complete") this.defineDocPopupset(doc);
	},
	defineDocPopupset(doc) {
		this.definePopupset(
			doc.querySelector("popupset") ||
			doc.documentElement.appendChild(doc.createXULElement("popupset"))
		);
	},
	get definePopupset() {
		var append = customElements.get("menuitem")
			? popup => {
				this.popupset.appendChild(popup);
				popup.setAttribute("oncommand", "event.target.cmd()");
				for(var node of [...popup.querySelectorAll("menuitem")]) {
					var menuitem = document.importNode(node, true);
					menuitem.cmd = Services.els.getListenerInfoFor(node)
						.find(inf => inf.type == "command").listenerObject;
					popup.replaceChild(menuitem, node);
				}
				return popup;
			}
			: this.popupset.appendChild.bind(this.popupset);

		delete this.definePopupset;
		return this.definePopupset = popupset => popupset.appendChild = append;
	},
	lss: Services.scriptloader.loadSubScript,
	async handleEvent({target: doc}) {
		if (!doc || doc.documentURI != this.url) return;

		var win = doc.defaultView;
		if (
			win.docShell.name == "toolbox-panel-iframe-webconsole" ||
			doc.DOMContentLoadedEventHandled
		)
			return;
		doc.DOMContentLoadedEventHandled = true;
		"custombuttonsConsole" in win || this.lss(
			"chrome://custombuttons/content/consoleOverlay.js", win
		);
		var cw = win.isChromeWindow, bc;
		if (!cw) {
			if (doc.visibilityState == "hidden") {
				var {focus} = win;
				win.focus = () => win.focus = focus;
			}
			doc.title = this.title;
			var link = doc.createElement("link");
			link.setAttribute("rel", "shortcut icon");
			link.setAttribute("href", this.icon);
			doc.head.prepend(link);

			var br = win.docShell.chromeEventHandler;
			var cmAttr = br.getAttribute("contextmenu");
			cmAttr && br.removeAttribute("contextmenu");
			win.onbeforeunload = () => {
				if (bc) bc.chromeWindow = {close() {}};
				cmAttr && br.setAttribute("contextmenu", cmAttr);
			}
		}
		bc = await this.console(win);
	},
	get console() {
		// Bug 1579090 - WebConsole should handle ObjectFront when needed (for non-primitive Console API args + Evaluation results) (Firefox 73+)
		// https://bugzilla.mozilla.org/show_bug.cgi?id=1579090
		var vers = parseInt(Services.appinfo.platformVersion);
		this.bug1579090 = vers > 73 || (vers == 73 && !(
			"_setCurrentURI" in gBrowser.selectedBrowser // https://bugzil.la/1431214
		));
		delete this.console;
		return this.console = this.bug1579090 ? async win => {
			await this.loader.bcm._browserConsoleInitializing;
			var key = "CBBrowserConsolePromise", {wins} = this.loader;
			win[key] = win.Object.create(null);
			win[key].promise = new win.Promise(resolve => win[key].resolve = resolve);
			win[key].destroy = () => {
				win[key].resolve();
				delete win[key];
				wins.splice(wins.indexOf(win), 1);
			}
			wins.unshift(win);
			wins.length > 1 && await wins[1][key].promise;

			var bc = await new this.loader.console(win).toggleBrowserConsole();
			win[key].destroy();
			return bc;

		} : async win => {
			this.loader.Services.ww.wins.push(win);
			return await new this.loader.HUDService().toggleBrowserConsole();
		}
	},
	get loader() {
		delete this.loader;
		var url = "resource://devtools/shared/Loader.jsm";
		if (this.bug1579090) {
			var g = Cu.import(url, {}), key = "CBBrowserConsoleLoader";
			addDestructor(reason => reason[5] == e && key in g && g[key].destroy());
			if (key in g) return this.loader = g[key];
			var {BrowserConsoleManager} = g.require(
				"devtools/client/webconsole/browser-console-manager"
			);
			return this.loader = g[key] = {
				wins: [],
				bcm: BrowserConsoleManager,
				console: class extends BrowserConsoleManager.constructor {
					constructor(win) {
						super();
						this.win = win;
					}
					openWindow() {
						var {win} = this;
						win.addEventListener("unload", () => {
							win.CBBrowserConsolePromise &&
								win.CBBrowserConsolePromise.destroy();
							this.closeBrowserConsole.call(this);
						}, {once: true});
						delete this.win;
						return win;
					}
				},
				destroy() {
					this.wins = null;
					delete g[key];
				}
			};
		}
		var id = _id + "-browser-console";
		url += "?" + id;
		var loader = {exports: {}}, nsvo = Cu.import(url, loader);
		addDestructor(reason => reason[5] == "e" && Cu.unload(url));

		if (id in nsvo) return this.loader = nsvo[id];

		var dir = "resource://devtools/client/webconsole/";
		try {
			this.lss(dir + "hudservice.js", loader);
		} catch(ex) {
			// Bug 1570320 - Rename hudservice.js into browser-console-manager.js (Firefox 70+)
			// https://bugzilla.mozilla.org/show_bug.cgi?id=1570320
			this.lss(dir + "browser-console-manager.js", loader);
			this.lss("data:,this.HUDService=BrowserConsoleManager", loader);
		}
		var e = new CustomEvent("DOMContentLoaded", {bubbles: false}), ww = loader.Services.ww;
		loader.Services.ww = Cu.getGlobalForObject(nsvo).Object.create(ww, {
			wins: {value: []},
			openWindow: {value: function() {
				var win = this.wins.shift();
				win.setTimeout(() => win.dispatchEvent(e), 0);
				return win;
			}}
		});
		return this.loader = nsvo[id] = loader;
	},
	element(name, attrs, parent) {
		var node = document.createXULElement(name);
		for(var attr in attrs) node.setAttribute(attr, attrs[attr]);
		parent && parent.append(node);
		return node;
	}
}).init();