diff --git a/dist/lodash.compat.js b/dist/lodash.compat.js
index 23afa6388..859f57abd 100644
--- a/dist/lodash.compat.js
+++ b/dist/lodash.compat.js
@@ -78,8 +78,8 @@
   /** Used to assign default `context` object properties */
   var contextProps = [
     'Array', 'Boolean', 'Date', 'Error', 'Function', 'Math', 'Number', 'Object',
-    'RegExp', 'String', '_', 'attachEvent', 'clearTimeout', 'isFinite', 'isNaN',
-    'parseInt', 'setTimeout'
+    'RegExp', 'String', '_', 'clearTimeout', 'document', 'isFinite', 'isNaN',
+    'parseInt', 'setTimeout', 'TypeError', 'window', 'WinRTError'
   ];
 
   /** Used to fix the JScript [[DontEnum]] bug */
@@ -500,6 +500,10 @@
         objectProto = Object.prototype,
         stringProto = String.prototype;
 
+    /** Used to detect DOM support */
+    var window = context.window,
+        document = window && window.document;
+
     /** Used to restore the original `_` reference in `noConflict` */
     var oldDash = context._;
 
@@ -701,6 +705,14 @@
        */
       support.argsObject = arguments.constructor == Object && !(arguments instanceof Array);
 
+      /**
+       * Detect if the DOM is supported.
+       *
+       * @memberOf _.support
+       * @type boolean
+       */
+      support.dom = !!document && typeof document == 'object' && reNative.test(clearTimeout) && reNative.test(setTimeout);
+
       /**
        * Detect if `name` or `message` properties of `Error.prototype` are
        * enumerable by default. (IE < 9, Safari < 5.1)
@@ -1805,7 +1817,7 @@
      * @returns {boolean} Returns `true` if the `value` is a native function, else `false`.
      */
     function isNative(value) {
-      return typeof value == 'function' && reNative.test(value);
+      return typeof value == 'function' && reNative.test(fnToString.call(value));
     }
 
     /**
@@ -2613,7 +2625,15 @@
      * // => true
      */
     function isElement(value) {
-      return value && value.nodeType === 1 || false;
+      return value && typeof value == 'object' && value.nodeType === 1 &&
+        (support.nodeClass ? toString.call(value).indexOf('Element') > -1 : isNode(value)) || false;
+    }
+    // fallback for environments without DOM support
+    if (!support.dom) {
+      isElement = function(value) {
+        return value && typeof value == 'object' && value.nodeType === 1 &&
+          !isPlainObject(value) || false;
+      };
     }
 
     /**
@@ -4142,7 +4162,7 @@
     }
 
     /**
-     * The opposite of `_.filter` this method returns the elements of a
+     * The opposite of `_.filter`; this method returns the elements of a
      * collection that the callback does **not** return truey for.
      *
      * If a property name is provided for `callback` the created "_.pluck" style
@@ -5168,7 +5188,7 @@
     }
 
     /**
-     * The opposite of `_.initial` this method gets all but the first element or
+     * The opposite of `_.initial`; this method gets all but the first element or
      * first `n` elements of an array. If a callback function is provided elements
      * at the beginning of the array are excluded from the result as long as the
      * callback returns truey. The callback is bound to `thisArg` and invoked
@@ -6225,6 +6245,9 @@
      * Converts the characters `&`, `<`, `>`, `"`, and `'` in `string` to their
      * corresponding HTML entities.
      *
+     * Note: No other characters are escaped. To escape additional characters
+     * use a third-party library like [_he_](http://mths.be/he).
+     *
      * @static
      * @memberOf _
      * @category Utilities
@@ -6747,10 +6770,13 @@
     }
 
     /**
-     * The inverse of `_.escape` this method converts the HTML entities
+     * The inverse of `_.escape`; this method converts the HTML entities
      * `&amp;`, `&lt;`, `&gt;`, `&quot;`, and `&#39;` in `string` to their
      * corresponding characters.
      *
+     * Note: No other HTML entities are unescaped. To unescape additional HTML
+     * entities use a third-party library like [_he_](http://mths.be/he).
+     *
      * @static
      * @memberOf _
      * @category Utilities
diff --git a/dist/lodash.compat.min.js b/dist/lodash.compat.min.js
index 5ef82252b..b340e6643 100644
--- a/dist/lodash.compat.min.js
+++ b/dist/lodash.compat.min.js
@@ -6,56 +6,56 @@
 ;(function(){function n(n,t,e){e=(e||0)-1;for(var r=n?n.length:0;++e<r;)if(n[e]===t)return e;return-1}function t(t,e){var r=typeof e;if(t=t.l,"boolean"==r||null==e)return t[e]?0:-1;"number"!=r&&"string"!=r&&(r="object");var u="number"==r?e:b+e;return t=(t=t[r])&&t[u],"object"==r?t&&-1<n(t,e)?0:-1:t?0:-1}function e(n){var t=this.l,e=typeof n;if("boolean"==e||null==n)t[n]=true;else{"number"!=e&&"string"!=e&&(e="object");var r="number"==e?n:b+n,t=t[e]||(t[e]={});"object"==e?(t[r]||(t[r]=[])).push(n):t[r]=true
 }}function r(n){return n.charCodeAt(0)}function u(n,t){for(var e=n.m,r=t.m,u=-1,o=e.length;++u<o;){var a=e[u],i=r[u];if(a!==i){if(a>i||typeof a=="undefined")return 1;if(a<i||typeof i=="undefined")return-1}}return n.n-t.n}function o(n){var t=-1,r=n.length,u=n[0],o=n[r/2|0],a=n[r-1];if(u&&typeof u=="object"&&o&&typeof o=="object"&&a&&typeof a=="object")return false;for(u=l(),u["false"]=u["null"]=u["true"]=u.undefined=false,o=l(),o.k=n,o.l=u,o.push=e;++t<r;)o.push(n[t]);return o}function a(n){return"\\"+Y[n]
 }function i(){return v.pop()||[]}function l(){return y.pop()||{k:null,l:null,m:null,"false":false,n:0,"null":false,number:null,object:null,push:null,string:null,"true":false,undefined:false,o:null}}function f(n){return typeof n.toString!="function"&&typeof(n+"")=="string"}function c(n){n.length=0,v.length<w&&v.push(n)}function p(n){var t=n.l;t&&p(t),n.k=n.l=n.m=n.object=n.number=n.string=n.o=null,y.length<w&&y.push(n)}function s(n,t,e){t||(t=0),typeof e=="undefined"&&(e=n?n.length:0);var r=-1;e=e-t||0;for(var u=Array(0>e?0:e);++r<e;)u[r]=n[t+r];
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diff --git a/dist/lodash.js b/dist/lodash.js
index 6c9ce3695..32a243c47 100644
--- a/dist/lodash.js
+++ b/dist/lodash.js
@@ -75,8 +75,8 @@
   /** Used to assign default `context` object properties */
   var contextProps = [
     'Array', 'Boolean', 'Date', 'Function', 'Math', 'Number', 'Object',
-    'RegExp', 'String', '_', 'attachEvent', 'clearTimeout', 'isFinite', 'isNaN',
-    'parseInt', 'setTimeout'
+    'RegExp', 'String', '_', 'clearTimeout', 'document', 'isFinite', 'isNaN',
+    'parseInt', 'setTimeout', 'TypeError', 'window', 'WinRTError'
   ];
 
   /** Used to make template sourceURLs easier to identify */
@@ -459,6 +459,10 @@
     /** Used for native method references */
     var objectProto = Object.prototype;
 
+    /** Used to detect DOM support */
+    var window = context.window,
+        document = window && window.document;
+
     /** Used to restore the original `_` reference in `noConflict` */
     var oldDash = context._;
 
@@ -615,6 +619,14 @@
      */
     var support = lodash.support = {};
 
+    /**
+     * Detect if the DOM is supported.
+     *
+     * @memberOf _.support
+     * @type boolean
+     */
+    support.dom = !!document && typeof document == 'object' && reNative.test(clearTimeout) && reNative.test(setTimeout);
+
     /**
      * Detect if functions can be decompiled by `Function#toString`
      * (all but PS3 and older Opera mobile browsers & avoided in Windows 8 apps).
@@ -1481,7 +1493,7 @@
      * @returns {boolean} Returns `true` if the `value` is a native function, else `false`.
      */
     function isNative(value) {
-      return typeof value == 'function' && reNative.test(value);
+      return typeof value == 'function' && reNative.test(fnToString.call(value));
     }
 
     /**
@@ -2280,7 +2292,15 @@
      * // => true
      */
     function isElement(value) {
-      return value && value.nodeType === 1 || false;
+      return value && typeof value == 'object' && value.nodeType === 1 &&
+        toString.call(value).indexOf('Element') > -1 || false;
+    }
+    // fallback for environments without DOM support
+    if (!support.dom) {
+      isElement = function(value) {
+        return value && typeof value == 'object' && value.nodeType === 1 &&
+          !isPlainObject(value) || false;
+      };
     }
 
     /**
@@ -3796,7 +3816,7 @@
     }
 
     /**
-     * The opposite of `_.filter` this method returns the elements of a
+     * The opposite of `_.filter`; this method returns the elements of a
      * collection that the callback does **not** return truey for.
      *
      * If a property name is provided for `callback` the created "_.pluck" style
@@ -4818,7 +4838,7 @@
     }
 
     /**
-     * The opposite of `_.initial` this method gets all but the first element or
+     * The opposite of `_.initial`; this method gets all but the first element or
      * first `n` elements of an array. If a callback function is provided elements
      * at the beginning of the array are excluded from the result as long as the
      * callback returns truey. The callback is bound to `thisArg` and invoked
@@ -5875,6 +5895,9 @@
      * Converts the characters `&`, `<`, `>`, `"`, and `'` in `string` to their
      * corresponding HTML entities.
      *
+     * Note: No other characters are escaped. To escape additional characters
+     * use a third-party library like [_he_](http://mths.be/he).
+     *
      * @static
      * @memberOf _
      * @category Utilities
@@ -6397,10 +6420,13 @@
     }
 
     /**
-     * The inverse of `_.escape` this method converts the HTML entities
+     * The inverse of `_.escape`; this method converts the HTML entities
      * `&amp;`, `&lt;`, `&gt;`, `&quot;`, and `&#39;` in `string` to their
      * corresponding characters.
      *
+     * Note: No other HTML entities are unescaped. To unescape additional HTML
+     * entities use a third-party library like [_he_](http://mths.be/he).
+     *
      * @static
      * @memberOf _
      * @category Utilities
diff --git a/dist/lodash.min.js b/dist/lodash.min.js
index 08fba2be4..5a1b10b2c 100644
--- a/dist/lodash.min.js
+++ b/dist/lodash.min.js
@@ -5,52 +5,52 @@
  */
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diff --git a/dist/lodash.underscore.js b/dist/lodash.underscore.js
index 5c19c5af8..dc0860b1f 100644
--- a/dist/lodash.underscore.js
+++ b/dist/lodash.underscore.js
@@ -210,6 +210,7 @@
   /** Native method shortcuts */
   var ceil = Math.ceil,
       floor = Math.floor,
+      fnToString = Function.prototype.toString,
       hasOwnProperty = objectProto.hasOwnProperty,
       push = arrayRef.push,
       propertyIsEnumerable = objectProto.propertyIsEnumerable;
@@ -872,7 +873,7 @@
    * @returns {boolean} Returns `true` if the `value` is a native function, else `false`.
    */
   function isNative(value) {
-    return typeof value == 'function' && reNative.test(value);
+    return typeof value == 'function' && reNative.test(fnToString.call(value));
   }
 
   /**
@@ -2580,7 +2581,7 @@
   }
 
   /**
-   * The opposite of `_.filter` this method returns the elements of a
+   * The opposite of `_.filter`; this method returns the elements of a
    * collection that the callback does **not** return truey for.
    *
    * If a property name is provided for `callback` the created "_.pluck" style
@@ -3381,7 +3382,7 @@
   }
 
   /**
-   * The opposite of `_.initial` this method gets all but the first element or
+   * The opposite of `_.initial`; this method gets all but the first element or
    * first `n` elements of an array. If a callback function is provided elements
    * at the beginning of the array are excluded from the result as long as the
    * callback returns truey. The callback is bound to `thisArg` and invoked
@@ -4263,6 +4264,9 @@
    * Converts the characters `&`, `<`, `>`, `"`, and `'` in `string` to their
    * corresponding HTML entities.
    *
+   * Note: No other characters are escaped. To escape additional characters
+   * use a third-party library like [_he_](http://mths.be/he).
+   *
    * @static
    * @memberOf _
    * @category Utilities
@@ -4672,10 +4676,13 @@
   }
 
   /**
-   * The inverse of `_.escape` this method converts the HTML entities
+   * The inverse of `_.escape`; this method converts the HTML entities
    * `&amp;`, `&lt;`, `&gt;`, `&quot;`, and `&#39;` in `string` to their
    * corresponding characters.
    *
+   * Note: No other HTML entities are unescaped. To unescape additional HTML
+   * entities use a third-party library like [_he_](http://mths.be/he).
+   *
    * @static
    * @memberOf _
    * @category Utilities
diff --git a/dist/lodash.underscore.min.js b/dist/lodash.underscore.min.js
index 9c782e473..fd4b50e0b 100644
--- a/dist/lodash.underscore.min.js
+++ b/dist/lodash.underscore.min.js
@@ -4,36 +4,36 @@
  * Build: `lodash underscore exports="amd,commonjs,global,node" -o ./dist/lodash.underscore.js`
  */
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+return-1},u.mixin=Z,u.noConflict=function(){return mr._=Tr,this},u.random=function(n,r){return null==n&&null==r&&(r=1),n=+n||0,null==r?(r=n,n=0):r=+r||0,n+Sr(zr()*(r-n+1))},u.reduce=W,u.reduceRight=z,u.result=function(n,r){if(n){var t=n[r];return A(t)?n[r]():t}},u.size=function(n){var r=n?n.length:0;return typeof r=="number"?r:Vr(n).length},u.some=P,u.sortedIndex=J,u.template=function(n,r,e){var o=u,i=o.templateSettings;n=(n||"")+"",e=j({},e,i);var f=0,a="__p+='",i=e.variable;n.replace(RegExp((e.escape||or).source+"|"+(e.interpolate||or).source+"|"+(e.evaluate||or).source+"|$","g"),function(r,e,u,o,i){return a+=n.slice(f,i).replace(ir,t),e&&(a+="'+_.escape("+e+")+'"),o&&(a+="';"+o+";\n__p+='"),u&&(a+="'+((__t=("+u+"))==null?'':__t)+'"),f=i+r.length,r
+}),a+="';",i||(i="obj",a="with("+i+"||{}){"+a+"}"),a="function("+i+"){var __t,__p='',__j=Array.prototype.join;function print(){__p+=__j.call(arguments,'')}"+a+"return __p}";try{var l=Function("_","return "+a)(o)}catch(c){throw c.source=a,c}return r?l(r):(l.source=a,l)},u.unescape=function(n){return null==n?"":(n+="",0>n.indexOf(";")?n:n.replace(Jr,d))},u.uniqueId=function(n){var r=++tr+"";return n?n+r:r},u.all=k,u.any=P,u.detect=q,u.findWhere=function(n,r){return U(n,r,true)},u.foldl=W,u.foldr=z,u.include=F,u.inject=W,u.first=V,u.last=function(n,r,t){var u=0,o=n?n.length:0;
+if(typeof r!="number"&&null!=r){var i=o;for(r=X(r,t,3);i--&&r(n[i],i,n);)u++}else if(u=r,null==u||t)return n?n[o-1]:rr;return e(n,$r(0,o-u))},u.sample=function(n,r,t){return n&&typeof n.length!="number"&&(n=R(n)),null==r||t?n?n[0+Sr(zr()*(n.length-1-0+1))]:rr:(n=C(n),n.length=Wr($r(0,r),n.length),n)},u.take=V,u.head=V,Z(w({},u)),u.VERSION="2.4.1",u.prototype.chain=function(){return this.__chain__=true,this},u.prototype.value=function(){return this.__wrapped__},D("pop push reverse shift sort splice unshift".split(" "),function(n){var r=jr[n];
+u.prototype[n]=function(){var n=this.__wrapped__;return r.apply(n,arguments),Cr.spliceObjects||0!==n.length||delete n[0],this}}),D(["concat","join","slice"],function(n){var r=jr[n];u.prototype[n]=function(){var n=r.apply(this.__wrapped__,arguments);return this.__chain__&&(n=new o(n),n.__chain__=true),n}}),typeof define=="function"&&typeof define.amd=="object"&&define.amd?(mr._=u, define(function(){return u})):_r&&dr?br?(dr.exports=u)._=u:_r._=u:mr._=u}).call(this);
\ No newline at end of file
diff --git a/lodash.js b/lodash.js
index 5b5051ae9..d1e1eda27 100644
--- a/lodash.js
+++ b/lodash.js
@@ -77,8 +77,8 @@
   /** Used to assign default `context` object properties */
   var contextProps = [
     'Array', 'Boolean', 'Date', 'Error', 'Function', 'Math', 'Number', 'Object',
-    'RegExp', 'String', '_', 'attachEvent', 'clearTimeout', 'isFinite', 'isNaN',
-    'parseInt', 'setTimeout'
+    'RegExp', 'String', '_', 'clearTimeout', 'document', 'isFinite', 'isNaN',
+    'parseInt', 'setTimeout', 'TypeError', 'window', 'WinRTError'
   ];
 
   /** Used to fix the JScript [[DontEnum]] bug */
@@ -499,6 +499,10 @@
         objectProto = Object.prototype,
         stringProto = String.prototype;
 
+    /** Used to detect DOM support */
+    var window = context.window,
+        document = window && window.document;
+
     /** Used to restore the original `_` reference in `noConflict` */
     var oldDash = context._;
 
@@ -700,6 +704,14 @@
        */
       support.argsObject = arguments.constructor == Object && !(arguments instanceof Array);
 
+      /**
+       * Detect if the DOM is supported.
+       *
+       * @memberOf _.support
+       * @type boolean
+       */
+      support.dom = !!document && typeof document == 'object' && reNative.test(clearTimeout) && reNative.test(setTimeout);
+
       /**
        * Detect if `name` or `message` properties of `Error.prototype` are
        * enumerable by default. (IE < 9, Safari < 5.1)
@@ -1822,7 +1834,7 @@
      * @returns {boolean} Returns `true` if the `value` is a native function, else `false`.
      */
     function isNative(value) {
-      return typeof value == 'function' && reNative.test(value);
+      return typeof value == 'function' && reNative.test(fnToString.call(value));
     }
 
     /**
@@ -2630,7 +2642,15 @@
      * // => true
      */
     function isElement(value) {
-      return value && value.nodeType === 1 || false;
+      return value && typeof value == 'object' && value.nodeType === 1 &&
+        (support.nodeClass ? toString.call(value).indexOf('Element') > -1 : isNode(value)) || false;
+    }
+    // fallback for environments without DOM support
+    if (!support.dom) {
+      isElement = function(value) {
+        return value && typeof value == 'object' && value.nodeType === 1 &&
+          !isPlainObject(value) || false;
+      };
     }
 
     /**
diff --git a/test/index.html b/test/index.html
index 9b18b615c..49e33a60c 100644
--- a/test/index.html
+++ b/test/index.html
@@ -43,6 +43,12 @@
 
 				Object._keys = Object.keys;
 				Object.keys = function() {};
+
+				window._clearTimeout = clearTimeout;
+				window.clearTimeout = function() {};
+
+				window._setTimeout = setTimeout;
+				window.setTimeout = function() {};
 			}
 
 			function removeBizarroMethods() {
@@ -81,6 +87,12 @@
 				} else {
 					delete Object.keys;
 				}
+				window.clearTimeout = _clearTimeout;
+				window._clearTimeout = undefined;
+
+				window.setTimeout = _setTimeout;
+				window._setTimeout = undefined;
+
 				delete Array._isArray;
 				delete Date._now;
 				delete Function.prototype._bind;
diff --git a/test/test.js b/test/test.js
index 143de877a..fc7704cbf 100644
--- a/test/test.js
+++ b/test/test.js
@@ -9,7 +9,7 @@
       amd = root.define && define.amd,
       argv = root.process && process.argv,
       document = !phantom && root.document,
-      body = document && document.body,
+      body = root.document && root.document.body,
       create = Object.create,
       freeze = Object.freeze,
       noop = function() {},
@@ -227,51 +227,59 @@
           '})'
         ].join('\n')));
 
+        // fake dom
+        var window = global.window = {};
+        window.document = {};
+        window.window = window;
+
         // add extensions
         Function.prototype._method = function() {};
 
         // set bad shims
-        Array._isArray = Array.isArray;
+        var _isArray = Array.isArray;
         Array.isArray = function() {};
 
-        Date._now = Date.now;
+        var _now = Date.now;
         Date.now = function() {};
 
-        Function.prototype._bind = Function.prototype.bind;
+        var _bind = Function.prototype.bind;
         Function.prototype.bind = function() { return function() {}; };
 
-        Object._create = Object.create;
+        var _create = Object.create;
         Object.create = function() {};
 
-        Object._defineProperty = Object.defineProperty;
+        var _defineProperty = Object.defineProperty;
         Object.defineProperty = function() {};
 
-        Object._getPrototypeOf = Object.getPrototypeOf;
+        var _getPrototypeOf = Object.getPrototypeOf;
         Object.getPrototypeOf = function() {};
 
-        Object._keys = Object.keys;
+        var _keys = Object.keys;
         Object.keys = function() {};
 
+        var _clearTimeout = global.clearTimeout;
+        global.clearTimeout = function() {};
+
+        var _setTimeout = global.setTimeout;
+        global.setTimeout = function() {};
+
         // load Lo-Dash and expose it to the bad extensions/shims
         lodashBizarro = (lodashBizarro = require(filePath))._ || lodashBizarro;
 
         // restore native methods
-        Array.isArray = Array._isArray;
-        Date.now = Date._now;
-        Function.prototype.bind = Function.prototype._bind;
-        Object.create = Object._create;
-        Object.defineProperty = Object._defineProperty;
-        Object.getPrototypeOf = Object._getPrototypeOf;
-        Object.keys = Object._keys;
+        Array.isArray = _isArray;
+        Date.now = _now;
+        Function.prototype.bind = _bind;
+        Object.create = _create;
+        Object.defineProperty = _defineProperty;
+        Object.getPrototypeOf = _getPrototypeOf;
+        Object.keys = _keys;
 
-        delete Array._isArray;
-        delete Date._now;
-        delete Function.prototype._bind;
+        global.clearTimeout = _clearTimeout;
+        global.setTimeout = _setTimeout;
+
+        delete global.window;
         delete Function.prototype._method;
-        delete Object._create;
-        delete Object._defineProperty;
-        delete Object._getPrototypeOf;
-        delete Object._keys;
       } catch(e) { }
     }
     if (!_._object && document) {
@@ -3525,10 +3533,15 @@
   QUnit.module('lodash.isElement');
 
   (function() {
-    test('should use strict equality in its duck type check', 6, function() {
-      var element = body || { 'nodeType': 1 };
+    function Element() {
+      this.nodeType = 1;
+    }
+
+    test('should use robust check', 7, function() {
+      var element = body || new Element;
 
       strictEqual(_.isElement(element), true);
+      strictEqual(_.isElement({ 'nodeType': 1 }), false);
       strictEqual(_.isElement({ 'nodeType': new Number(1) }), false);
       strictEqual(_.isElement({ 'nodeType': true }), false);
       strictEqual(_.isElement({ 'nodeType': [1] }), false);
@@ -3536,6 +3549,16 @@
       strictEqual(_.isElement({ 'nodeType': '001' }), false);
     });
 
+    test('should use a stronger check in browsers', 1, function() {
+      var lodash = document ? _ : lodashBizarro;
+      if (lodash) {
+        strictEqual(lodash.isElement(new Element), false);
+      }
+      else {
+        skipTest();
+      }
+    });
+
     test('should work with elements from another realm', 1, function() {
       if (_._element) {
         strictEqual(_.isElement(_._element), true);
@@ -6927,6 +6950,7 @@
       var props = [
         'argsClass',
         'argsObject',
+        'dom',
         'enumErrorProps',
         'enumPrototypes',
         'fastBind',