diff --git a/Source/Browser/Browser.js b/Source/Browser/Browser.js
index 276b6b670..6232fbe9b 100644
--- a/Source/Browser/Browser.js
+++ b/Source/Browser/Browser.js
@@ -14,10 +14,10 @@ provides: [Browser, Window, Document]
 ...
 */
 
-(function(){
+(function(global){
 
-var document = this.document;
-var window = document.window = this;
+var document = global.document;
+var window = document.window = global;
 
 var parse = function(ua, platform){
 	ua = ua.toLowerCase();
@@ -52,9 +52,9 @@ if (Browser.name == 'ie'){
 Browser.extend({
 	Features: {
 		xpath: !!(document.evaluate),
-		air: !!(window.runtime),
+		air: !!(global.runtime),
 		query: !!(document.querySelector),
-		json: !!(window.JSON)
+		json: !!(global.JSON)
 	},
 	parseUA: parse
 });
@@ -131,8 +131,8 @@ Browser.Plugins = {
 
 Browser.exec = function(text){
 	if (!text) return text;
-	if (window.execScript){
-		window.execScript(text);
+	if (global.execScript){
+		global.execScript(text);
 	} else {
 		var script = document.createElement('script');
 		script.setAttribute('type', 'text/javascript');
@@ -163,15 +163,15 @@ Browser.extend({
 	Event: this.Event
 });
 
-this.Window = this.$constructor = new Type('Window', function(){});
+global.Window = global.$constructor = new Type('Window', function(){});
 
-this.$family = Function.from('window').hide();
+global.$family = Function.from('window').hide();
 
 Window.mirror(function(name, method){
-	window[name] = method;
+	global[name] = method;
 });
 
-this.Document = document.$constructor = new Type('Document', function(){});
+global.Document = document.$constructor = new Type('Document', function(){});
 
 document.$family = Function.from('document').hide();
 
@@ -187,12 +187,12 @@ if (document.execCommand) try {
 } catch (e){}
 
 /*<ltIE9>*/
-if (this.attachEvent && !this.addEventListener){
+if (global.attachEvent && !global.addEventListener){
 	var unloadEvent = function(){
-		this.detachEvent('onunload', unloadEvent);
+		global.detachEvent('onunload', unloadEvent);
 		document.head = document.html = document.window = null;
 	};
-	this.attachEvent('onunload', unloadEvent);
+	global.attachEvent('onunload', unloadEvent);
 }
 
 // IE fails on collections and <select>.options (refers to <select>)
@@ -278,8 +278,8 @@ if (Browser.name == 'unknown'){
 	}
 }
 
-this.$exec = Browser.exec;
+global.$exec = Browser.exec;
 
 //</1.2compat>
 
-})();
+})(this);
diff --git a/Source/Core/Core.js b/Source/Core/Core.js
index 772a31aea..7019014e3 100644
--- a/Source/Core/Core.js
+++ b/Source/Core/Core.js
@@ -20,16 +20,16 @@ provides: [Core, MooTools, Type, typeOf, instanceOf, Native]
 ...
 */
 
-(function(){
+(function(global){
 
-this.MooTools = {
+global.MooTools = {
 	version: '1.5.1-dev',
 	build: '%build%'
 };
 
 // typeOf, instanceOf
 
-var typeOf = this.typeOf = function(item){
+var typeOf = global.typeOf = function(item){
 	if (item == null) return 'null';
 	if (item.$family != null) return item.$family();
 
@@ -44,7 +44,7 @@ var typeOf = this.typeOf = function(item){
 	return typeof item;
 };
 
-var instanceOf = this.instanceOf = function(item, object){
+var instanceOf = global.instanceOf = function(item, object){
 	if (item == null) return false;
 	var constructor = item.$constructor || item.constructor;
 	while (constructor){
@@ -59,7 +59,7 @@ var instanceOf = this.instanceOf = function(item, object){
 
 // Function overloading
 
-var Function = this.Function;
+var Function = global.Function;
 
 var enumerables = true;
 for (var i in {toString: 1}) enumerables = null;
@@ -149,7 +149,7 @@ Function.implement({
 
 // Type
 
-var Type = this.Type = function(name, object){
+var Type = global.Type = function(name, object){
 	if (name){
 		var lower = name.toLowerCase();
 		var typeCheck = function(item){
@@ -400,7 +400,7 @@ String.extend('uniqueID', function(){
 
 //<1.2compat>
 
-var Hash = this.Hash = new Type('Hash', function(object){
+var Hash = global.Hash = new Type('Hash', function(object){
 	if (typeOf(object) == 'hash') object = Object.clone(object.getClean());
 	for (var key in object) this[key] = object[key];
 	return this;
@@ -434,7 +434,7 @@ Hash.alias('each', 'forEach');
 
 Object.type = Type.isObject;
 
-var Native = this.Native = function(properties){
+var Native = global.Native = function(properties){
 	return new Type(properties.name, properties.initialize);
 };
 
@@ -450,64 +450,64 @@ Array.type = function(item){
 	return instanceOf(item, Array) || arrayType(item);
 };
 
-this.$A = function(item){
+global.$A = function(item){
 	return Array.from(item).slice();
 };
 
-this.$arguments = function(i){
+global.$arguments = function(i){
 	return function(){
 		return arguments[i];
 	};
 };
 
-this.$chk = function(obj){
+global.$chk = function(obj){
 	return !!(obj || obj === 0);
 };
 
-this.$clear = function(timer){
+global.$clear = function(timer){
 	clearTimeout(timer);
 	clearInterval(timer);
 	return null;
 };
 
-this.$defined = function(obj){
+global.$defined = function(obj){
 	return (obj != null);
 };
 
-this.$each = function(iterable, fn, bind){
+global.$each = function(iterable, fn, bind){
 	var type = typeOf(iterable);
 	((type == 'arguments' || type == 'collection' || type == 'array' || type == 'elements') ? Array : Object).each(iterable, fn, bind);
 };
 
-this.$empty = function(){};
+global.$empty = function(){};
 
-this.$extend = function(original, extended){
+global.$extend = function(original, extended){
 	return Object.append(original, extended);
 };
 
-this.$H = function(object){
+global.$H = function(object){
 	return new Hash(object);
 };
 
-this.$merge = function(){
+global.$merge = function(){
 	var args = Array.slice(arguments);
 	args.unshift({});
 	return Object.merge.apply(null, args);
 };
 
-this.$lambda = Function.from;
-this.$mixin = Object.merge;
-this.$random = Number.random;
-this.$splat = Array.from;
-this.$time = Date.now;
+global.$lambda = Function.from;
+global.$mixin = Object.merge;
+global.$random = Number.random;
+global.$splat = Array.from;
+global.$time = Date.now;
 
-this.$type = function(object){
+global.$type = function(object){
 	var type = typeOf(object);
 	if (type == 'elements') return 'array';
 	return (type == 'null') ? false : type;
 };
 
-this.$unlink = function(object){
+global.$unlink = function(object){
 	switch (typeOf(object)){
 		case 'object': return Object.clone(object);
 		case 'array': return Array.clone(object);
@@ -518,4 +518,4 @@ this.$unlink = function(object){
 
 //</1.2compat>
 
-})();
+})(this);
diff --git a/Source/Element/Element.Delegation.js b/Source/Element/Element.Delegation.js
index 5be2305fd..ce5c5c610 100644
--- a/Source/Element/Element.Delegation.js
+++ b/Source/Element/Element.Delegation.js
@@ -14,9 +14,9 @@ provides: [Element.Delegation]
 ...
 */
 
-(function(){
+(function(global){
 
-var eventListenerSupport = !!window.addEventListener;
+var eventListenerSupport = !!global.addEventListener;
 
 Element.NativeEvents.focusin = Element.NativeEvents.focusout = 2;
 
@@ -198,4 +198,4 @@ var delegation = {
 	removeEvent: relay(removeEvent, delegation.removeEvent)
 });
 
-})();
+})(this);
diff --git a/Source/Element/Element.Dimensions.js b/Source/Element/Element.Dimensions.js
index e9d507d49..f85c57cb0 100644
--- a/Source/Element/Element.Dimensions.js
+++ b/Source/Element/Element.Dimensions.js
@@ -18,7 +18,7 @@ provides: [Element.Dimensions]
 ...
 */
 
-(function(){
+(function(global){
 
 var element = document.createElement('div'),
 	child = document.createElement('div');
@@ -32,7 +32,7 @@ var heightComponents = ['height', 'paddingTop', 'paddingBottom', 'borderTopWidth
 
 var svgCalculateSize = function(el){
 
-	var gCS = window.getComputedStyle(el),
+	var gCS = global.getComputedStyle(el),
 		bounds = {x: 0, y: 0};
 
 	heightComponents.each(function(css){
@@ -69,7 +69,7 @@ Element.implement({
 
 		//<ltIE9>
 		// This if clause is because IE8- cannot calculate getBoundingClientRect of elements with visibility hidden.
-		if (!window.getComputedStyle) return {x: this.offsetWidth, y: this.offsetHeight};
+		if (!global.getComputedStyle) return {x: this.offsetWidth, y: this.offsetHeight};
 		//</ltIE9>
 
 		// This svg section under, calling `svgCalculateSize()`, can be removed when FF fixed the svg size bug.
@@ -274,7 +274,7 @@ function getCompatElement(element){
 	return (!doc.compatMode || doc.compatMode == 'CSS1Compat') ? doc.html : doc.body;
 }
 
-})();
+})(this);
 
 //aliases
 Element.alias({position: 'setPosition'}); //compatability
diff --git a/Source/Element/Element.Event.js b/Source/Element/Element.Event.js
index 7e1cd2ba1..a6318f166 100644
--- a/Source/Element/Element.Event.js
+++ b/Source/Element/Element.Event.js
@@ -14,7 +14,7 @@ provides: Element.Event
 ...
 */
 
-(function(){
+(function(global){
 
 Element.Properties.events = {set: function(events){
 	this.addEvents(events);
@@ -171,7 +171,7 @@ if ('onmouseenter' in document.documentElement){
 }
 
 /*<ltIE9>*/
-if (!window.addEventListener){
+if (!global.addEventListener){
 	Element.NativeEvents.propertychange = 2;
 	Element.Events.change = {
 		base: function(){
@@ -191,4 +191,4 @@ Element.Events = new Hash(Element.Events);
 
 //</1.2compat>
 
-})();
+})(this);
diff --git a/Source/Element/Element.Style.js b/Source/Element/Element.Style.js
index 30b838c86..61efdf463 100644
--- a/Source/Element/Element.Style.js
+++ b/Source/Element/Element.Style.js
@@ -14,7 +14,7 @@ provides: Element.Style
 ...
 */
 
-(function(){
+(function(global){
 
 var html = document.html, el;
 
@@ -32,7 +32,7 @@ var returnsBordersInWrongOrder = el.style.border != border;
 el = null;
 //</ltIE9>
 
-var hasGetComputedStyle = !!window.getComputedStyle,
+var hasGetComputedStyle = !!global.getComputedStyle,
 	supportBorderRadius = document.createElement('div').style.borderRadius != null;
 
 Element.Properties.styles = {set: function(styles){
@@ -260,4 +260,4 @@ Element.ShortStyles = {margin: {}, padding: {}, border: {}, borderWidth: {}, bor
 });
 
 if (hasBackgroundPositionXY) Element.ShortStyles.backgroundPosition = {backgroundPositionX: '@', backgroundPositionY: '@'};
-})();
+})(this);
diff --git a/Source/Element/Element.js b/Source/Element/Element.js
index de82bf1b3..98cd5c852 100644
--- a/Source/Element/Element.js
+++ b/Source/Element/Element.js
@@ -13,8 +13,8 @@ provides: [Element, Elements, $, $$, IFrame, Selectors]
 
 ...
 */
-
-var Element = this.Element = function(tag, props){
+(function(global){
+var Element = global.Element = function(tag, props){
 	var konstructor = Element.Constructors[tag];
 	if (konstructor) return konstructor(props);
 	if (typeof tag != 'string') return document.id(tag).set(props);
@@ -89,7 +89,7 @@ Element.Constructors = new Hash;
 
 //</1.2compat>
 
-var IFrame = new Type('IFrame', function(){
+var IFrame = global.IFrame = new Type('IFrame', function(){
 	var params = Array.link(arguments, {
 		properties: Type.isObject,
 		iframe: function(obj){
@@ -108,12 +108,12 @@ var IFrame = new Type('IFrame', function(){
 		onload.call(iframe.contentWindow);
 	};
 
-	if (window.frames[props.id]) onLoad();
+	if (global.frames[props.id]) onLoad();
 	else iframe.addListener('load', onLoad);
 	return iframe;
 });
 
-var Elements = this.Elements = function(nodes){
+var Elements = global.Elements = function(nodes){
 	if (nodes && nodes.length){
 		var uniques = {}, node;
 		for (var i = 0; node = nodes[i++];){
@@ -184,6 +184,8 @@ Elements.alias('extend', 'append');
 
 //</1.2compat>
 
+})(this);
+
 (function(){
 
 // FF, IE
@@ -259,9 +261,9 @@ Document.implement({
 
 })();
 
-(function(){
+(function(global){
 
-Slick.uidOf(window);
+Slick.uidOf(global);
 Slick.uidOf(document);
 
 Document.implement({
@@ -321,7 +323,7 @@ Document.implement({
 
 });
 
-if (window.$ == null) Window.implement('$', function(el, nc){
+if (global.$ == null) Window.implement('$', function(el, nc){
 	return document.id(el, nc, this.document);
 });
 
@@ -364,8 +366,8 @@ Element.implement('hasChild', function(element){
 
 (function(search, find, match){
 
-	this.Selectors = {};
-	var pseudos = this.Selectors.Pseudo = new Hash();
+	global.Selectors = {};
+	var pseudos = global.Selectors.Pseudo = new Hash();
 
 	var addSlickPseudos = function(){
 		for (var name in pseudos) if (pseudos.hasOwnProperty(name)){
@@ -459,7 +461,7 @@ Element.implement({
 
 //<1.2compat>
 
-if (window.$$ == null) Window.implement('$$', function(selector){
+if (global.$$ == null) Window.implement('$$', function(selector){
 	var elements = new Elements;
 	if (arguments.length == 1 && typeof selector == 'string') return Slick.search(this.document, selector, elements);
 	var args = Array.flatten(arguments);
@@ -475,7 +477,7 @@ if (window.$$ == null) Window.implement('$$', function(selector){
 
 //</1.2compat>
 
-if (window.$$ == null) Window.implement('$$', function(selector){
+if (global.$$ == null) Window.implement('$$', function(selector){
 	if (arguments.length == 1){
 		if (typeof selector == 'string') return Slick.search(this.document, selector, new Elements);
 		else if (Type.isEnumerable(selector)) return new Elements(selector);
@@ -986,7 +988,7 @@ Element.implement({
 [Element, Window, Document].invoke('implement', {
 
 	addListener: function(type, fn){
-		if (window.attachEvent && !window.addEventListener){
+		if (global.attachEvent && !global.addEventListener){
 			collected[Slick.uidOf(this)] = this;
 		}
 		if (this.addEventListener) this.addEventListener(type, fn, !!arguments[2]);
@@ -1021,13 +1023,13 @@ Element.implement({
 });
 
 /*<ltIE9>*/
-if (window.attachEvent && !window.addEventListener){
+if (global.attachEvent && !global.addEventListener){
 	var gc = function(){
 		Object.each(collected, clean);
-		if (window.CollectGarbage) CollectGarbage();
-		window.removeListener('unload', gc);
+		if (global.CollectGarbage) CollectGarbage();
+		global.removeListener('unload', gc);
 	}
-	window.addListener('unload', gc);
+	global.addListener('unload', gc);
 }
 /*</ltIE9>*/
 
@@ -1191,4 +1193,4 @@ if (document.createElement('div').getAttributeNode('id')) Element.Properties.id
 };
 /*</IE>*/
 
-})();
+})(this);
diff --git a/Source/Fx/Fx.js b/Source/Fx/Fx.js
index 0db234ecf..76f0eac9d 100644
--- a/Source/Fx/Fx.js
+++ b/Source/Fx/Fx.js
@@ -14,9 +14,9 @@ provides: Fx
 ...
 */
 
-(function(){
+(function(global){
 
-var Fx = this.Fx = new Class({
+var Fx = global.Fx = new Class({
 
 	Implements: [Chain, Events, Options],
 
@@ -180,4 +180,4 @@ var pullInstance = function(fps){
 	}
 };
 
-})();
+})(this);
diff --git a/Source/Request/Request.js b/Source/Request/Request.js
index cb27a0558..661f0226c 100644
--- a/Source/Request/Request.js
+++ b/Source/Request/Request.js
@@ -14,12 +14,12 @@ provides: Request
 ...
 */
 
-(function(){
+(function(global){
 
 var empty = function(){},
 	progressSupport = ('onprogress' in new Browser.Request);
 
-var Request = this.Request = new Class({
+var Request = global.Request = new Class({
 
 	Implements: [Chain, Events, Options],
 
@@ -282,4 +282,4 @@ Element.implement({
 
 });
 
-})();
+})(this);
diff --git a/Source/Slick/Slick.Finder.js b/Source/Slick/Slick.Finder.js
index f560800ae..52817104c 100644
--- a/Source/Slick/Slick.Finder.js
+++ b/Source/Slick/Slick.Finder.js
@@ -7,7 +7,7 @@ requires: Slick.Parser
 ...
 */
 
-;(function(){
+;(function(global){
 
 var local = {},
 	featuresCache = {},
@@ -897,7 +897,7 @@ attributeGetters.MAXLENGTH = attributeGetters.maxLength = attributeGetters.maxle
 
 // Slick
 
-var Slick = local.Slick = (this.Slick || {});
+var Slick = local.Slick = (global.Slick || {});
 
 Slick.version = '1.1.7';
 
@@ -980,6 +980,6 @@ Slick.uidOf = function(node){
 	return local.getUIDHTML(node);
 };
 
-if (!this.Slick) this.Slick = Slick;
+if (!global.Slick) global.Slick = Slick;
 
-}).apply(/*<CommonJS>*/(typeof exports != 'undefined') ? exports : /*</CommonJS>*/this);
+})(/*<CommonJS>*/(typeof exports != 'undefined') ? exports : /*</CommonJS>*/this);
diff --git a/Source/Slick/Slick.Parser.js b/Source/Slick/Slick.Parser.js
index e9e78f7a3..b504caff4 100644
--- a/Source/Slick/Slick.Parser.js
+++ b/Source/Slick/Slick.Parser.js
@@ -6,7 +6,7 @@ provides: Slick.Parser
 ...
 */
 
-;(function(){
+;(function(global){
 
 var parsed,
 	separatorIndex,
@@ -217,7 +217,7 @@ function parser(
 
 // Slick NS
 
-var Slick = (this.Slick || {});
+var Slick = (global.Slick || {});
 
 Slick.parse = function(expression){
 	return parse(expression);
@@ -225,6 +225,6 @@ Slick.parse = function(expression){
 
 Slick.escapeRegExp = escapeRegExp;
 
-if (!this.Slick) this.Slick = Slick;
+if (!global.Slick) global.Slick = Slick;
 
-}).apply(/*<CommonJS>*/(typeof exports != 'undefined') ? exports : /*</CommonJS>*/this);
+})(/*<CommonJS>*/(typeof exports != 'undefined') ? exports : /*</CommonJS>*/this);
diff --git a/Source/Types/DOMEvent.js b/Source/Types/DOMEvent.js
index 21d18c65b..4e06380ec 100644
--- a/Source/Types/DOMEvent.js
+++ b/Source/Types/DOMEvent.js
@@ -14,12 +14,12 @@ provides: Event
 ...
 */
 
-(function() {
+(function(global) {
 
 var _keys = {};
 
-var DOMEvent = this.DOMEvent = new Type('DOMEvent', function(event, win){
-	if (!win) win = window;
+var DOMEvent = global.DOMEvent = new Type('DOMEvent', function(event, win){
+	if (!win) win = global;
 	event = event || win.event;
 	if (event.$extended) return event;
 	this.event = event;
@@ -111,10 +111,8 @@ DOMEvent.defineKeys({
 	'46': 'delete', '13': 'enter'
 });
 
-})();
-
 /*<1.3compat>*/
-var Event = DOMEvent;
+global.Event = DOMEvent;
 Event.Keys = {};
 /*</1.3compat>*/
 
@@ -123,3 +121,4 @@ Event.Keys = {};
 Event.Keys = new Hash(Event.Keys);
 
 /*</1.2compat>*/
+})(this);
diff --git a/Source/Types/Function.js b/Source/Types/Function.js
index 092ca44da..a9eb66923 100644
--- a/Source/Types/Function.js
+++ b/Source/Types/Function.js
@@ -14,6 +14,8 @@ provides: Function
 ...
 */
 
+(function(global){
+
 Function.extend({
 
 	attempt: function(){
@@ -88,7 +90,7 @@ Function.implement({
 		return function(event){
 			var args = options.arguments;
 			args = (args != null) ? Array.from(args) : Array.slice(arguments, (options.event) ? 1 : 0);
-			if (options.event) args = [event || window.event].extend(args);
+			if (options.event) args = [event || global.event].extend(args);
 			var returns = function(){
 				return self.apply(options.bind || null, args);
 			};
@@ -123,6 +125,8 @@ Function.implement({
 
 if (Object.create == Function.prototype.create) Object.create = null;
 
-var $try = Function.attempt;
+global.$try = Function.attempt;
 
 //</1.2compat>
+
+})(this);
diff --git a/Source/Utilities/DOMReady.js b/Source/Utilities/DOMReady.js
index 9327bb1df..15514a898 100644
--- a/Source/Utilities/DOMReady.js
+++ b/Source/Utilities/DOMReady.js
@@ -14,7 +14,7 @@ provides: [DOMReady, DomReady]
 ...
 */
 
-(function(window, document){
+(function(global, document){
 
 var ready,
 	loaded,
@@ -30,7 +30,7 @@ var domready = function(){
 	document.removeListener('DOMContentLoaded', domready).removeListener('readystatechange', check);
 
 	document.fireEvent('domready');
-	window.fireEvent('domready');
+	global.fireEvent('domready');
 };
 
 var check = function(){
@@ -86,10 +86,10 @@ Element.Events.domready = {
 Element.Events.load = {
 	base: 'load',
 	onAdd: function(fn){
-		if (loaded && this == window) fn.call(this);
+		if (loaded && this == global) fn.call(this);
 	},
 	condition: function(){
-		if (this == window){
+		if (this == global){
 			domready();
 			delete Element.Events.load;
 		}
@@ -98,8 +98,8 @@ Element.Events.load = {
 };
 
 // This is based on the custom load event
-window.addEvent('load', function(){
+global.addEvent('load', function(){
 	loaded = true;
 });
 
-})(window, document);
+})(this, document);