From ac459ff7df4904cb8601d4efb95107177ecb40e0 Mon Sep 17 00:00:00 2001
From: Kato Kazuyoshi <kato.kazuyoshi@gmail.com>
Date: Sat, 7 May 2011 06:32:13 +0900
Subject: Datepicker: Fixed #7043 - Using multiple months always renders 6 rows
 of dates even if only 5 are needed.

---
 ui/jquery.ui.datepicker.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ui/jquery.ui.datepicker.js b/ui/jquery.ui.datepicker.js
index 12323672a..662b49f86 100644
--- a/ui/jquery.ui.datepicker.js
+++ b/ui/jquery.ui.datepicker.js
@@ -1489,7 +1489,7 @@ $.extend(Datepicker.prototype, {
 				if (drawYear == inst.selectedYear && drawMonth == inst.selectedMonth)
 					inst.selectedDay = Math.min(inst.selectedDay, daysInMonth);
 				var leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7;
-				var numRows = (isMultiMonth ? 6 : Math.ceil((leadDays + daysInMonth) / 7)); // calculate the number of rows to generate
+				var numRows = Math.ceil((leadDays + daysInMonth) / 7); // calculate the number of rows to generate
 				var printDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1 - leadDays));
 				for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows
 					calender += '<tr>';
-- 
cgit v1.2.3


From db20d68ffafa77a67f21ea866724970e9acf867b Mon Sep 17 00:00:00 2001
From: Jason Davies <jason@jasondavies.com>
Date: Wed, 11 May 2011 07:57:10 +0100
Subject: Fix speling.

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 9a0d7c5c5..ace5fe2de 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ If you want to use jQuery UI, go to [jqueryui.com](http://jqueryui.com) to get s
 If you are interested in helping developing jQuery UI, you are in the right place.
 To discuss development with team members and the community, visit the [Developing jQuery UI Forum](http://forum.jquery.com/developing-jquery-ui).
 
-For commiters
+For committers
 ---
 When looking at pull requests, first check for [proper commit messages](http://wiki.jqueryui.com/w/page/12137724/Bug-Fixing-Guide).
 
-- 
cgit v1.2.3


From bd9dfb59e934b04a42c898d24cca1dd35287bca3 Mon Sep 17 00:00:00 2001
From: Scott González <scott.gonzalez@gmail.com>
Date: Wed, 11 May 2011 08:24:16 -0400
Subject: Autocomplete scrollable demo: Added missing menu dependency.

---
 demos/autocomplete/maxheight.html | 1 +
 1 file changed, 1 insertion(+)

diff --git a/demos/autocomplete/maxheight.html b/demos/autocomplete/maxheight.html
index fc0b4840c..c4f9769c3 100644
--- a/demos/autocomplete/maxheight.html
+++ b/demos/autocomplete/maxheight.html
@@ -8,6 +8,7 @@
 	<script src="../../ui/jquery.ui.core.js"></script>
 	<script src="../../ui/jquery.ui.widget.js"></script>
 	<script src="../../ui/jquery.ui.position.js"></script>
+	<script src="../../ui/jquery.ui.menu.js"></script>
 	<script src="../../ui/jquery.ui.autocomplete.js"></script>
 	<link rel="stylesheet" href="../demos.css">
 	<style>
-- 
cgit v1.2.3


From 24864de57d9cbfb648c06a26af6a3872d9a14496 Mon Sep 17 00:00:00 2001
From: Scott González <scott.gonzalez@gmail.com>
Date: Wed, 11 May 2011 08:37:27 -0400
Subject: Menu: Use appropriate methods for getting scroll values for
 .prop()/.attr() compat. Fixes #7354 - Autocomplete: Scrollable results don't
 visually update with jQuery 1.6.

---
 ui/jquery.ui.menu.js | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/ui/jquery.ui.menu.js b/ui/jquery.ui.menu.js
index 3cc25062c..6126b4da9 100644
--- a/ui/jquery.ui.menu.js
+++ b/ui/jquery.ui.menu.js
@@ -239,13 +239,13 @@ $.widget("ui.menu", {
 			var borderTop = parseFloat( $.curCSS( this.element[0], "borderTopWidth", true) ) || 0,
 				paddingtop = parseFloat( $.curCSS( this.element[0], "paddingTop", true) ) || 0,
 				offset = item.offset().top - this.element.offset().top - borderTop - paddingtop,
-				scroll = this.element.attr( "scrollTop" ),
+				scroll = this.element.scrollTop(),
 				elementHeight = this.element.height(),
 				itemHeight = item.height();
 			if ( offset < 0 ) {
-				this.element.attr( "scrollTop", scroll + offset );
+				this.element.scrollTop( scroll + offset );
 			} else if ( offset + itemHeight > elementHeight ) {
-				this.element.attr( "scrollTop", scroll + offset - elementHeight + itemHeight );
+				this.element.scrollTop( scroll + offset - elementHeight + itemHeight );
 			}
 		}
 		
@@ -410,7 +410,8 @@ $.widget("ui.menu", {
 	},
 
 	_hasScroll: function() {
-		return this.element.height() < this.element.attr( "scrollHeight" );
+		// TODO: just use .prop() when we drop support for jQuery <1.6
+		return this.element.height() < this.element[ $.fn.prop ? "prop" : "attr" ]( "scrollHeight" );
 	},
 
 	select: function( event ) {
-- 
cgit v1.2.3


From b70256c368096d440b58a60280a2478c0b579ae9 Mon Sep 17 00:00:00 2001
From: Scott González <scott.gonzalez@gmail.com>
Date: Wed, 11 May 2011 08:43:37 -0400
Subject: Menu: Fixed variable name.

---
 ui/jquery.ui.menu.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ui/jquery.ui.menu.js b/ui/jquery.ui.menu.js
index 6126b4da9..0848c6e67 100644
--- a/ui/jquery.ui.menu.js
+++ b/ui/jquery.ui.menu.js
@@ -237,8 +237,8 @@ $.widget("ui.menu", {
 		
 		if ( this._hasScroll() ) {
 			var borderTop = parseFloat( $.curCSS( this.element[0], "borderTopWidth", true) ) || 0,
-				paddingtop = parseFloat( $.curCSS( this.element[0], "paddingTop", true) ) || 0,
-				offset = item.offset().top - this.element.offset().top - borderTop - paddingtop,
+				paddingTop = parseFloat( $.curCSS( this.element[0], "paddingTop", true) ) || 0,
+				offset = item.offset().top - this.element.offset().top - borderTop - paddingTop,
 				scroll = this.element.scrollTop(),
 				elementHeight = this.element.height(),
 				itemHeight = item.height();
-- 
cgit v1.2.3


From 1298f939b9df464b76c831eb8b4014e7fe16816c Mon Sep 17 00:00:00 2001
From: Scott González <scott.gonzalez@gmail.com>
Date: Wed, 11 May 2011 10:08:06 -0400
Subject: Tabs: Simplify logic for showing/hiding tabs.

---
 ui/jquery.ui.tabs.js | 46 ++++++++++------------------------------------
 1 file changed, 10 insertions(+), 36 deletions(-)

diff --git a/ui/jquery.ui.tabs.js b/ui/jquery.ui.tabs.js
index cce50d3e7..86960cab6 100644
--- a/ui/jquery.ui.tabs.js
+++ b/ui/jquery.ui.tabs.js
@@ -401,52 +401,26 @@ $.widget( "ui.tabs", {
 			that.xhr.abort();
 		}
 
-		// if tab may be closed
-		if ( options.collapsible ) {
-			if ( collapsing ) {
-				options.active = false;
-
-				that.element.queue( "tabs", function() {
-					that._hideTab( event, eventData );
-				}).dequeue( "tabs" );
-
-				clicked[ 0 ].blur();
-				return;
-			} else if ( !toHide.length ) {
-				that.element.queue( "tabs", function() {
-					that._showTab( event, eventData );
-				});
-
-				// TODO make passing in node possible, see also http://dev.jqueryui.com/ticket/3171
-				that.load( that.anchors.index( clicked ), event );
-
-				clicked[ 0 ].blur();
-				return;
-			}
+		if ( !toHide.length && !toShow.length ) {
+			throw "jQuery UI Tabs: Mismatching fragment identifier.";
 		}
 
-		// show new tab
+		if ( toHide.length ) {
+			that.element.queue( "tabs", function() {
+				that._hideTab( event, eventData );
+			});
+		}
 		if ( toShow.length ) {
-			if ( toHide.length ) {
-				that.element.queue( "tabs", function() {
-					that._hideTab( event, eventData );
-				});
-			}
 			that.element.queue( "tabs", function() {
 				that._showTab( event, eventData );
 			});
 
+			// TODO make passing in node possible, see also http://dev.jqueryui.com/ticket/3171
 			that.load( that.anchors.index( clicked ), event );
-		} else {
-			throw "jQuery UI Tabs: Mismatching fragment identifier.";
-		}
 
-		// Prevent IE from keeping other link focussed when using the back button
-		// and remove dotted border from clicked link. This is controlled via CSS
-		// in modern browsers; blur() removes focus from address bar in Firefox
-		// which can become a usability
-		if ( $.browser.msie ) {
 			clicked[ 0 ].blur();
+		} else {
+			that.element.dequeue( "tabs" );
 		}
 	},
 
-- 
cgit v1.2.3


From 98fcb477d6a7091b21e9b7bc0b8c28f798954d47 Mon Sep 17 00:00:00 2001
From: Kato Kazuyoshi <kato.kazuyoshi@gmail.com>
Date: Wed, 11 May 2011 13:06:53 -0400
Subject: Draggable: Remove id when cloning helpers. Fixes #4564 -
 Draggable+Sortable Demo duplicates DOM Ids.

---
 ui/jquery.ui.draggable.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ui/jquery.ui.draggable.js b/ui/jquery.ui.draggable.js
index 774ea4380..d7bc09578 100644
--- a/ui/jquery.ui.draggable.js
+++ b/ui/jquery.ui.draggable.js
@@ -261,7 +261,7 @@ $.widget("ui.draggable", $.ui.mouse, {
 	_createHelper: function(event) {
 
 		var o = this.options;
-		var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event])) : (o.helper == 'clone' ? this.element.clone() : this.element);
+		var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event])) : (o.helper == 'clone' ? this.element.clone().removeAttr('id') : this.element);
 
 		if(!helper.parents('body').length)
 			helper.appendTo((o.appendTo == 'parent' ? this.element[0].parentNode : o.appendTo));
@@ -580,7 +580,7 @@ $.ui.plugin.add("draggable", "connectToSortable", {
 					//Now we fake the start of dragging for the sortable instance,
 					//by cloning the list group item, appending it to the sortable and using it as inst.currentItem
 					//We can then fire the start event of the sortable with our passed browser event, and our own helper (so it doesn't create a new one)
-					this.instance.currentItem = $(self).clone().appendTo(this.instance.element).data("sortable-item", true);
+					this.instance.currentItem = $(self).clone().removeAttr('id').appendTo(this.instance.element).data("sortable-item", true);
 					this.instance.options._helper = this.instance.options.helper; //Store helper option to later restore it
 					this.instance.options.helper = function() { return ui.helper[0]; };
 
-- 
cgit v1.2.3


From 7fb6ca146e06b6e750f799937264a38a54ceaa64 Mon Sep 17 00:00:00 2001
From: Adam Baratz <adam.baratz@gmail.com>
Date: Wed, 11 May 2011 13:13:09 -0400
Subject: Slider: add handles in single DOM operation. Fixed #7259 - optimize
 handle creation.

---
 ui/jquery.ui.slider.js | 50 ++++++++++++++++----------------------------------
 1 file changed, 16 insertions(+), 34 deletions(-)

diff --git a/ui/jquery.ui.slider.js b/ui/jquery.ui.slider.js
index eb6545f62..f0b01d7c0 100644
--- a/ui/jquery.ui.slider.js
+++ b/ui/jquery.ui.slider.js
@@ -36,7 +36,11 @@ $.widget( "ui.slider", $.ui.mouse, {
 
 	_create: function() {
 		var self = this,
-			o = this.options;
+			o = this.options,
+			existingHandles = this.element.find( ".ui-slider-handle" ).addClass( "ui-state-default ui-corner-all" ),
+			handle = "<a class='ui-slider-handle ui-state-default ui-corner-all' href='#'></a>",
+			handleCount = ( o.values && o.values.length ) || 1,
+			handles = [];
 
 		this._keySliding = false;
 		this._mouseSliding = false;
@@ -50,57 +54,35 @@ $.widget( "ui.slider", $.ui.mouse, {
 				" ui-slider-" + this.orientation +
 				" ui-widget" +
 				" ui-widget-content" +
-				" ui-corner-all" );
-		
-		if ( o.disabled ) {
-			this.element.addClass( "ui-slider-disabled ui-disabled" );
-		}
+				" ui-corner-all" +
+				( o.disabled ? " ui-slider-disabled ui-disabled" : "" ) );
 
 		this.range = $([]);
 
 		if ( o.range ) {
 			if ( o.range === true ) {
-				this.range = $( "<div></div>" );
 				if ( !o.values ) {
 					o.values = [ this._valueMin(), this._valueMin() ];
 				}
 				if ( o.values.length && o.values.length !== 2 ) {
 					o.values = [ o.values[0], o.values[0] ];
 				}
-			} else {
-				this.range = $( "<div></div>" );
-			}
-
-			this.range
-				.appendTo( this.element )
-				.addClass( "ui-slider-range" );
-
-			if ( o.range === "min" || o.range === "max" ) {
-				this.range.addClass( "ui-slider-range-" + o.range );
 			}
 
-			// note: this isn't the most fittingly semantic framework class for this element,
-			// but worked best visually with a variety of themes
-			this.range.addClass( "ui-widget-header" );
-		}
-
-		if ( $( ".ui-slider-handle", this.element ).length === 0 ) {
-			$( "<a href='#'></a>" )
+			this.range = $( "<div></div>" )
 				.appendTo( this.element )
-				.addClass( "ui-slider-handle" );
+				.addClass( "ui-slider-range" +
+				// note: this isn't the most fittingly semantic framework class for this element,
+				// but worked best visually with a variety of themes
+				" ui-widget-header" + 
+				( ( o.range === "min" || o.range === "max" ) ? " ui-slider-range-" + o.range : "" ) );
 		}
 
-		if ( o.values && o.values.length ) {
-			while ( $(".ui-slider-handle", this.element).length < o.values.length ) {
-				$( "<a href='#'></a>" )
-					.appendTo( this.element )
-					.addClass( "ui-slider-handle" );
-			}
+		for ( var i = existingHandles.length; i < handleCount; i += 1 ) {
+			handles.push( handle );
 		}
 
-		this.handles = $( ".ui-slider-handle", this.element )
-			.addClass( "ui-state-default" +
-				" ui-corner-all" );
+		this.handles = existingHandles.add( $( handles.join( "" ) ).appendTo( self.element ) );
 
 		this.handle = this.handles.eq( 0 );
 
-- 
cgit v1.2.3


From b9153258b0f0edbff49496ed16d2aa93bec07d95 Mon Sep 17 00:00:00 2001
From: Jörn Zaefferer <joern.zaefferer@gmail.com>
Date: Wed, 11 May 2011 13:37:40 -0400
Subject: Widget: Added $.widget.extend() which does deep extending, but only
 on plain objects.

---
 tests/unit/widget/widget.html      |   1 +
 tests/unit/widget/widget_extend.js | 104 +++++++++++++++++++++++++++++++++++++
 ui/jquery.ui.widget.js             |  29 ++++++++---
 3 files changed, 128 insertions(+), 6 deletions(-)
 create mode 100644 tests/unit/widget/widget_extend.js

diff --git a/tests/unit/widget/widget.html b/tests/unit/widget/widget.html
index e74abb317..183537612 100644
--- a/tests/unit/widget/widget.html
+++ b/tests/unit/widget/widget.html
@@ -14,6 +14,7 @@
 	<script src="../testsuite.js"></script>
 
 	<script src="widget_core.js"></script>
+	<script src="widget_extend.js"></script>
 
 	<script src="../swarminject.js"></script>
 </head>
diff --git a/tests/unit/widget/widget_extend.js b/tests/unit/widget/widget_extend.js
new file mode 100644
index 000000000..fb78ecfb7
--- /dev/null
+++ b/tests/unit/widget/widget_extend.js
@@ -0,0 +1,104 @@
+test( "$.widget.extend()", function() {
+	expect( 26 );
+
+	var settings = { xnumber1: 5, xnumber2: 7, xstring1: "peter", xstring2: "pan" },
+		options = { xnumber2: 1, xstring2: "x", xxx: "newstring" },
+		optionsCopy = { xnumber2: 1, xstring2: "x", xxx: "newstring" },
+		merged = { xnumber1: 5, xnumber2: 1, xstring1: "peter", xstring2: "x", xxx: "newstring" },
+		deep1 = { foo: { bar: true } },
+		deep1copy = { foo: { bar: true } },
+		deep2 = { foo: { baz: true }, foo2: document },
+		deep2copy = { foo: { baz: true }, foo2: document },
+		deepmerged = { foo: { bar: true, baz: true }, foo2: document },
+		arr = [1, 2, 3],
+		nestedarray = { arr: arr },
+		ret;
+
+	$.widget.extend( settings, options );
+	deepEqual( settings, merged, "Check if extended: settings must be extended" );
+	deepEqual( options, optionsCopy, "Check if not modified: options must not be modified" );
+
+	$.widget.extend( deep1, deep2 );
+	deepEqual( deep1.foo, deepmerged.foo, "Check if foo: settings must be extended" );
+	deepEqual( deep2.foo, deep2copy.foo, "Check if not deep2: options must not be modified" );
+	equal( deep1.foo2, document, "Make sure that a deep clone was not attempted on the document" );
+
+	strictEqual( $.widget.extend({}, nestedarray).arr, arr, "Don't clone arrays" );
+	ok( $.isPlainObject( $.widget.extend({ arr: arr }, { arr: {} }).arr ), "Cloned object heve to be an plain object" );
+
+	var empty = {};
+	var optionsWithLength = { foo: { length: -1 } };
+	$.widget.extend( empty, optionsWithLength );
+	deepEqual( empty.foo, optionsWithLength.foo, "The length property must copy correctly" );
+
+	empty = {};
+	var optionsWithDate = { foo: { date: new Date } };
+	$.widget.extend( empty, optionsWithDate );
+	deepEqual( empty.foo, optionsWithDate.foo, "Dates copy correctly" );
+
+	var myKlass = function() {};
+	var customObject = new myKlass();
+	var optionsWithCustomObject = { foo: { date: customObject } };
+	empty = {};
+	$.widget.extend( empty, optionsWithCustomObject );
+	strictEqual( empty.foo.date, customObject, "Custom objects copy correctly (no methods)" );
+
+	// Makes the class a little more realistic
+	myKlass.prototype = { someMethod: function(){} };
+	empty = {};
+	$.widget.extend( empty, optionsWithCustomObject );
+	strictEqual( empty.foo.date, customObject, "Custom objects copy correctly" );
+
+	ret = $.widget.extend({ foo: 4 }, { foo: new Number(5) } );
+	equal( ret.foo, 5, "Wrapped numbers copy correctly" );
+
+	var nullUndef;
+	nullUndef = $.widget.extend( {}, options, { xnumber2: null } );
+	strictEqual( nullUndef.xnumber2, null, "Check to make sure null values are copied");
+
+	nullUndef = $.widget.extend( {}, options, { xnumber2: undefined } );
+	strictEqual( nullUndef.xnumber2, options.xnumber2, "Check to make sure undefined values are not copied");
+
+	nullUndef = $.widget.extend( {}, options, { xnumber0: null } );
+	strictEqual( nullUndef.xnumber0, null, "Check to make sure null values are inserted");
+
+	var target = {};
+	var recursive = { foo:target, bar:5 };
+	$.widget.extend( target, recursive );
+	deepEqual( target, { foo: {}, bar: 5 }, "Check to make sure a recursive obj doesn't go never-ending loop by not copying it over" );
+
+	ret = $.widget.extend( { foo: [] }, { foo: [0] } ); // 1907
+	equal( ret.foo.length, 1, "Check to make sure a value with coersion 'false' copies over when necessary to fix #1907" );
+
+	ret = $.widget.extend( { foo: "1,2,3" }, { foo: [1, 2, 3] } );
+	strictEqual( typeof ret.foo, "object", "Check to make sure values equal with coersion (but not actually equal) overwrite correctly" );
+
+	ret = $.widget.extend( { foo:"bar" }, { foo:null } );
+	strictEqual( typeof ret.foo, "object", "Make sure a null value doesn't crash with deep extend, for #1908" );
+
+	var obj = { foo:null };
+	$.widget.extend( obj, { foo:"notnull" } );
+	equal( obj.foo, "notnull", "Make sure a null value can be overwritten" );
+
+	var defaults = { xnumber1: 5, xnumber2: 7, xstring1: "peter", xstring2: "pan" },
+		defaultsCopy = { xnumber1: 5, xnumber2: 7, xstring1: "peter", xstring2: "pan" },
+		options1 = { xnumber2: 1, xstring2: "x" },
+		options1Copy = { xnumber2: 1, xstring2: "x" },
+		options2 = { xstring2: "xx", xxx: "newstringx" },
+		options2Copy = { xstring2: "xx", xxx: "newstringx" },
+		merged2 = { xnumber1: 5, xnumber2: 1, xstring1: "peter", xstring2: "xx", xxx: "newstringx" };
+
+	var settings = $.widget.extend( {}, defaults, options1, options2 );
+	deepEqual( settings, merged2, "Check if extended: settings must be extended" );
+	deepEqual( defaults, defaultsCopy, "Check if not modified: options1 must not be modified" );
+	deepEqual( options1, options1Copy, "Check if not modified: options1 must not be modified" );
+	deepEqual( options2, options2Copy, "Check if not modified: options2 must not be modified" );
+	
+	var input = {
+		key: [ 1, 2, 3 ]
+	}
+	var output = $.widget.extend( {}, input );
+	deepEqual( input, output, "don't clone arrays" );
+	input.key[0] = 10;
+	deepEqual( input, output, "don't clone arrays" );
+});
diff --git a/ui/jquery.ui.widget.js b/ui/jquery.ui.widget.js
index a74e6b77b..4167fd4e5 100644
--- a/ui/jquery.ui.widget.js
+++ b/ui/jquery.ui.widget.js
@@ -55,7 +55,7 @@ $.widget = function( name, base, prototype ) {
 	// we need to make the options hash a property directly on the new instance
 	// otherwise we'll modify the options hash on the prototype that we're
 	// inheriting from
-	basePrototype.options = $.extend( true, {}, basePrototype.options );
+	basePrototype.options = $.widget.extend( {}, basePrototype.options );
 	$.each( prototype, function( prop, value ) {
 		if ( $.isFunction( value ) ) {
 			prototype[ prop ] = (function() {
@@ -83,7 +83,7 @@ $.widget = function( name, base, prototype ) {
 			}());
 		}
 	});
-	$[ namespace ][ name ].prototype = $.extend( true, basePrototype, {
+	$[ namespace ][ name ].prototype = $.widget.extend( basePrototype, {
 		namespace: namespace,
 		widgetName: name,
 		widgetEventPrefix: name,
@@ -93,6 +93,23 @@ $.widget = function( name, base, prototype ) {
 	$.widget.bridge( name, $[ namespace ][ name ] );
 };
 
+$.widget.extend = function( target ) {
+	var input = slice.call( arguments, 1 ),
+		inputIndex = 0,
+		inputLength = input.length,
+		key,
+		value;
+	for ( ; inputIndex < inputLength; inputIndex++ ) {
+		for ( key in input[ inputIndex ] ) {
+			value = input[ inputIndex ][ key ];
+			if (input[ inputIndex ].hasOwnProperty( key ) && value !== undefined ) {
+				target[ key ] = $.isPlainObject( value ) ? $.widget.extend( {}, target[ key ], value ) : value;
+			}
+		}
+	}
+	return target;
+};
+
 $.widget.bridge = function( name, object ) {
 	$.fn[ name ] = function( options ) {
 		var isMethodCall = typeof options === "string",
@@ -101,7 +118,7 @@ $.widget.bridge = function( name, object ) {
 
 		// allow multiple hashes to be passed on init
 		options = !isMethodCall && args.length ?
-			$.extend.apply( null, [ true, options ].concat(args) ) :
+			$.widget.extend.apply( null, [ options ].concat(args) ) :
 			options;
 
 		if ( isMethodCall ) {
@@ -163,7 +180,7 @@ $.Widget.prototype = {
 	_createWidget: function( options, element ) {
 		element = $( element || this.defaultElement || this )[ 0 ];
 		this.element = $( element );
-		this.options = $.extend( true, {},
+		this.options = $.widget.extend( {},
 			this.options,
 			this._getCreateOptions(),
 			options );
@@ -218,7 +235,7 @@ $.Widget.prototype = {
 
 		if ( arguments.length === 0 ) {
 			// don't return a reference to the internal hash
-			return $.extend( {}, this.options );
+			return $.widget.extend( {}, this.options );
 		}
 
 		if ( typeof key === "string" ) {
@@ -230,7 +247,7 @@ $.Widget.prototype = {
 			parts = key.split( "." );
 			key = parts.shift();
 			if ( parts.length ) {
-				curOption = options[ key ] = $.extend( true, {}, this.options[ key ] );
+				curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] );
 				for ( i = 0; i < parts.length - 1; i++ ) {
 					curOption[ parts[ i ] ] = curOption[ parts[ i ] ] || {};
 					curOption = curOption[ parts[ i ] ];
-- 
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