From 49f9b849b9c5023f138e8932510b11bfc9765814 Mon Sep 17 00:00:00 2001
From: Trey Hunner <treyhunner@gmail.com>
Date: Sun, 21 Oct 2012 18:50:03 -0700
Subject: Remove trailing whitespace and add final newlines

---
 ui/jquery.ui.datepicker.js | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

(limited to 'ui/jquery.ui.datepicker.js')

diff --git a/ui/jquery.ui.datepicker.js b/ui/jquery.ui.datepicker.js
index 4643af2eb..7dacbc7c1 100644
--- a/ui/jquery.ui.datepicker.js
+++ b/ui/jquery.ui.datepicker.js
@@ -116,7 +116,7 @@ function Datepicker() {
 $.extend(Datepicker.prototype, {
 	/* Class name added to elements to indicate already configured with a date picker. */
 	markerClassName: 'hasDatepicker',
-	
+
 	//Keep track of the maximum number of rows displayed (see #7043)
 	maxRows: 4,
 
@@ -125,7 +125,7 @@ $.extend(Datepicker.prototype, {
 		if (this.debug)
 			console.log.apply('', arguments);
 	},
-	
+
 	// TODO rename to "widget" when switching to widget factory
 	_widgetDatepicker: function() {
 		return this.dpDiv;
@@ -235,7 +235,7 @@ $.extend(Datepicker.prototype, {
 				if ($.datepicker._datepickerShowing && $.datepicker._lastInput == input[0])
 					$.datepicker._hideDatepicker();
 				else if ($.datepicker._datepickerShowing && $.datepicker._lastInput != input[0]) {
-					$.datepicker._hideDatepicker(); 
+					$.datepicker._hideDatepicker();
 					$.datepicker._showDatepicker(input[0]);
 				} else
 					$.datepicker._showDatepicker(input[0]);
@@ -531,7 +531,7 @@ $.extend(Datepicker.prototype, {
 				case 9: $.datepicker._hideDatepicker();
 						handled = false;
 						break; // hide on tab out
-				case 13: var sel = $('td.' + $.datepicker._dayOverClass + ':not(.' + 
+				case 13: var sel = $('td.' + $.datepicker._dayOverClass + ':not(.' +
 									$.datepicker._currentClass + ')', inst.dpDiv);
 						if (sel[0])
 							$.datepicker._selectDay(event.target, inst.selectedMonth, inst.selectedYear, sel[0]);
@@ -629,7 +629,7 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Pop-up the date picker for a given input field.
-	   If false returned from beforeShow event handler do not show. 
+	   If false returned from beforeShow event handler do not show.
 	   @param  input  element - the input field attached to the date picker or
 	                  event - if triggered by focus */
 	_showDatepicker: function(input) {
@@ -733,7 +733,7 @@ $.extend(Datepicker.prototype, {
 				// this breaks the change event in IE
 				inst.input.is(':visible') && !inst.input.is(':disabled') && inst.input[0] != document.activeElement)
 			inst.input.focus();
-		// deffered render of the years select (to avoid flashes on Firefox) 
+		// deffered render of the years select (to avoid flashes on Firefox)
 		if( inst.yearshtml ){
 			var origyearshtml = inst.yearshtml;
 			setTimeout(function(){
@@ -1442,7 +1442,7 @@ $.extend(Datepicker.prototype, {
 			$(this).bind(this.getAttribute('data-event'), handler[this.getAttribute('data-handler')]);
 		});
 	},
-	
+
 	/* Generate the HTML for the current state of the date picker. */
 	_generateHTML: function(inst) {
 		var today = new Date();
@@ -1599,7 +1599,7 @@ $.extend(Datepicker.prototype, {
 					drawMonth = 0;
 					drawYear++;
 				}
-				calender += '</tbody></table>' + (isMultiMonth ? '</div>' + 
+				calender += '</tbody></table>' + (isMultiMonth ? '</div>' +
 							((numMonths[0] > 0 && col == numMonths[1]-1) ? '<div class="ui-datepicker-row-break"></div>' : '') : '');
 				group += calender;
 			}
@@ -1663,7 +1663,7 @@ $.extend(Datepicker.prototype, {
 						'>' + year + '</option>';
 				}
 				inst.yearshtml += '</select>';
-				
+
 				html += inst.yearshtml;
 				inst.yearshtml = null;
 			}
@@ -1774,7 +1774,7 @@ $.extend(Datepicker.prototype, {
  * Bind hover events for datepicker elements.
  * Done via delegate so the binding only occurs once in the lifetime of the parent div.
  * Global instActive, set by _updateDatepicker allows the handlers to find their way back to the active picker.
- */ 
+ */
 function bindHover(dpDiv) {
 	var selector = 'button, .ui-datepicker-prev, .ui-datepicker-next, .ui-datepicker-calendar td a';
 	return dpDiv.delegate(selector, 'mouseout', function() {
@@ -1806,12 +1806,12 @@ function extendRemove(target, props) {
 	                Object - settings for attaching new datepicker functionality
    @return  jQuery object */
 $.fn.datepicker = function(options){
-	
+
 	/* Verify an empty collection wasn't passed - Fixes #6976 */
 	if ( !this.length ) {
 		return this;
 	}
-	
+
 	/* Initialise the date picker. */
 	if (!$.datepicker.initialized) {
 		$(document).mousedown($.datepicker._checkExternalClick).
-- 
cgit v1.2.3


From b8e0de2444f38e69ad229f404651c9e331a9ac17 Mon Sep 17 00:00:00 2001
From: Jörn Zaefferer <joern.zaefferer@gmail.com>
Date: Thu, 25 Oct 2012 09:25:40 -0400
Subject: Effects: Remove deprecated $.effects[]. Fixes #7115 - Effects: Remove
 support for effects in $.effects[].

---
 tests/unit/effects/effects.html |  3 ---
 ui/jquery.ui.datepicker.js      |  3 +--
 ui/jquery.ui.effect.js          | 34 +++++-----------------------------
 ui/jquery.ui.widget.js          |  2 +-
 4 files changed, 7 insertions(+), 35 deletions(-)

(limited to 'ui/jquery.ui.datepicker.js')

diff --git a/tests/unit/effects/effects.html b/tests/unit/effects/effects.html
index 9305fcd21..c283eabff 100644
--- a/tests/unit/effects/effects.html
+++ b/tests/unit/effects/effects.html
@@ -5,9 +5,6 @@
 	<title>jQuery UI Effects Test Suite</title>
 
 	<script src="../../jquery.js"></script>
-	<script>
-	$.uiBackCompat = false;
-	</script>
 	<link rel="stylesheet" href="../../../external/qunit.css">
 	<script src="../../../external/qunit.js"></script>
 	<script src="../../jquery.simulate.js"></script>
diff --git a/ui/jquery.ui.datepicker.js b/ui/jquery.ui.datepicker.js
index 7dacbc7c1..97a45139f 100644
--- a/ui/jquery.ui.datepicker.js
+++ b/ui/jquery.ui.datepicker.js
@@ -693,8 +693,7 @@ $.extend(Datepicker.prototype, {
 			inst.dpDiv.zIndex($(input).zIndex()+1);
 			$.datepicker._datepickerShowing = true;
 
-			// DEPRECATED: after BC for 1.8.x $.effects[ showAnim ] is not needed
-			if ( $.effects && ( $.effects.effect[ showAnim ] || $.effects[ showAnim ] ) )
+			if ( $.effects && $.effects.effect[ showAnim ] )
 				inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
 			else
 				inst.dpDiv[showAnim || 'show']((showAnim ? duration : null), postProcess);
diff --git a/ui/jquery.ui.effect.js b/ui/jquery.ui.effect.js
index 37ca48795..5cd33886f 100644
--- a/ui/jquery.ui.effect.js
+++ b/ui/jquery.ui.effect.js
@@ -10,9 +10,7 @@
  */
 ;(jQuery.effects || (function($, undefined) {
 
-var backCompat = $.uiBackCompat !== false,
-	// prefix used for storing data on .data()
-	dataSpace = "ui-effects-";
+var dataSpace = "ui-effects-";
 
 $.effects = {
 	effect: {}
@@ -1099,15 +1097,7 @@ function standardSpeed( speed ) {
 	}
 
 	// invalid strings - treat as "normal" speed
-	if ( typeof speed === "string" && !$.effects.effect[ speed ] ) {
-		// TODO: remove in 2.0 (#7115)
-		if ( backCompat && $.effects[ speed ] ) {
-			return false;
-		}
-		return true;
-	}
-
-	return false;
+	return typeof speed === "string" && !$.effects.effect[ speed ];
 }
 
 $.fn.extend({
@@ -1115,12 +1105,9 @@ $.fn.extend({
 		var args = _normalizeArguments.apply( this, arguments ),
 			mode = args.mode,
 			queue = args.queue,
-			effectMethod = $.effects.effect[ args.effect ],
+			effectMethod = $.effects.effect[ args.effect ];
 
-			// DEPRECATED: remove in 2.0 (#7115)
-			oldEffectMethod = !effectMethod && backCompat && $.effects[ args.effect ];
-
-		if ( $.fx.off || !( effectMethod || oldEffectMethod ) ) {
+		if ( $.fx.off || !effectMethod ) {
 			// delegate to the original method (e.g., .show()) if possible
 			if ( mode ) {
 				return this[ mode ]( args.duration, args.complete );
@@ -1156,18 +1143,7 @@ $.fn.extend({
 			}
 		}
 
-		// TODO: remove this check in 2.0, effectMethod will always be true
-		if ( effectMethod ) {
-			return queue === false ? this.each( run ) : this.queue( queue || "fx", run );
-		} else {
-			// DEPRECATED: remove in 2.0 (#7115)
-			return oldEffectMethod.call(this, {
-				options: args,
-				duration: args.duration,
-				callback: args.complete,
-				mode: args.mode
-			});
-		}
+		return queue === false ? this.each( run ) : this.queue( queue || "fx", run );
 	},
 
 	_show: $.fn.show,
diff --git a/ui/jquery.ui.widget.js b/ui/jquery.ui.widget.js
index 6e8150be7..00f36fe67 100644
--- a/ui/jquery.ui.widget.js
+++ b/ui/jquery.ui.widget.js
@@ -491,7 +491,7 @@ $.each( { show: "fadeIn", hide: "fadeOut" }, function( method, defaultEffect ) {
 		if ( options.delay ) {
 			element.delay( options.delay );
 		}
-		if ( hasOptions && $.effects && ( $.effects.effect[ effectName ] || $.uiBackCompat !== false && $.effects[ effectName ] ) ) {
+		if ( hasOptions && $.effects && $.effects.effect[ effectName ] ) {
 			element[ method ]( options );
 		} else if ( effectName !== method && element[ effectName ] ) {
 			element[ effectName ]( options.duration, options.easing, callback );
-- 
cgit v1.2.3


From 5bd19650a30cbfc2e7f75135e0ebf1788c4b9767 Mon Sep 17 00:00:00 2001
From: Scott González <scott.gonzalez@gmail.com>
Date: Fri, 26 Oct 2012 15:59:29 -0400
Subject: Datepicker: Removed iframe cover for IE6.

---
 tests/unit/datepicker/datepicker_core.js | 17 +++++++----------
 themes/base/jquery.ui.datepicker.css     | 11 -----------
 ui/jquery.ui.datepicker.js               | 21 +++------------------
 3 files changed, 10 insertions(+), 39 deletions(-)

(limited to 'ui/jquery.ui.datepicker.js')

diff --git a/tests/unit/datepicker/datepicker_core.js b/tests/unit/datepicker/datepicker_core.js
index 4abdfd106..1a7d8cc82 100644
--- a/tests/unit/datepicker/datepicker_core.js
+++ b/tests/unit/datepicker/datepicker_core.js
@@ -43,15 +43,14 @@ test("widget method", function() {
 });
 
 test('baseStructure', function() {
-	expect( 59 );
+	expect( 58 );
 	var header, title, table, thead, week, panel, inl, child,
 		inp = init('#inp').focus(),
-		dp = $('#ui-datepicker-div'),
-		iframe = ($.ui.ie6);
+		dp = $('#ui-datepicker-div');
 	ok(dp.is(':visible'), 'Structure - datepicker visible');
 	ok(!dp.is('.ui-datepicker-rtl'), 'Structure - not right-to-left');
 	ok(!dp.is('.ui-datepicker-multi'), 'Structure - not multi-month');
-	equal(dp.children().length, 2 + (iframe ? 1 : 0), 'Structure - child count');
+	equal(dp.children().length, 2, 'Structure - child count');
 
 	header = dp.children(':first');
 	ok(header.is('div.ui-datepicker-header'), 'Structure - header division');
@@ -78,7 +77,6 @@ test('baseStructure', function() {
 	equal(week.children().length, 7, 'Structure - week child count');
 	ok(week.children(':first').is('td.ui-datepicker-week-end'), 'Structure - month table first day cell');
 	ok(week.children(':last').is('td.ui-datepicker-week-end'), 'Structure - month table second day cell');
-	ok(dp.children('iframe').length === (iframe ? 1 : 0), 'Structure - iframe');
 	inp.datepicker('hide').datepicker('destroy');
 
 	// Editable month/year and button panel
@@ -100,7 +98,7 @@ test('baseStructure', function() {
 	inp = init('#inp', {numberOfMonths: 2});
 	inp.focus();
 	ok(dp.is('.ui-datepicker-multi'), 'Structure multi [2] - multi-month');
-	equal(dp.children().length, 3 + (iframe ? 1 : 0), 'Structure multi [2] - child count');
+	equal(dp.children().length, 3, 'Structure multi [2] - child count');
 	child = dp.children(':first');
 	ok(child.is('div.ui-datepicker-group') && child.is('div.ui-datepicker-group-first'), 'Structure multi [2] - first month division');
 	child = dp.children(':eq(1)');
@@ -121,7 +119,7 @@ test('baseStructure', function() {
 	inp = init('#inp', {numberOfMonths: [2, 2]});
 	inp.focus();
 	ok(dp.is('.ui-datepicker-multi'), 'Structure multi - multi-month');
-	equal(dp.children().length, 6 + (iframe ? 1 : 0), 'Structure multi [2,2] - child count');
+	equal(dp.children().length, 6, 'Structure multi [2,2] - child count');
 	child = dp.children(':first');
 	ok(child.is('div.ui-datepicker-group') && child.is('div.ui-datepicker-group-first'), 'Structure multi [2,2] - first month division');
 	child = dp.children(':eq(1)');
@@ -156,7 +154,7 @@ test('baseStructure', function() {
 	inl = init('#inl', {numberOfMonths: 2});
 	dp = inl.children();
 	ok(dp.is('.ui-datepicker-inline') && dp.is('.ui-datepicker-multi'), 'Structure inline multi - main div');
-	equal(dp.children().length, 3 + (iframe ? 1 : 0), 'Structure inline multi - child count');
+	equal(dp.children().length, 3, 'Structure inline multi - child count');
 	child = dp.children(':first');
 	ok(child.is('div.ui-datepicker-group') && child.is('div.ui-datepicker-group-first'), 'Structure inline multi - first month division');
 	child = dp.children(':eq(1)');
@@ -168,13 +166,12 @@ test('baseStructure', function() {
 
 test('customStructure', function() {
 	expect( 20 );
-	var iframe, header, panel, title, thead,
+	var header, panel, title, thead,
 		dp = $('#ui-datepicker-div'),
 		// Check right-to-left localisation
 		inp = init('#inp', $.datepicker.regional.he);
 	inp.data('showButtonPanel.datepicker',true);
 	inp.focus();
-	iframe = ($.ui.ie6);
 	ok(dp.is('.ui-datepicker-rtl'), 'Structure RTL - right-to-left');
 	header = dp.children(':first');
 	ok(header.is('div.ui-datepicker-header'), 'Structure RTL - header division');
diff --git a/themes/base/jquery.ui.datepicker.css b/themes/base/jquery.ui.datepicker.css
index c1f269999..e25d8ea56 100644
--- a/themes/base/jquery.ui.datepicker.css
+++ b/themes/base/jquery.ui.datepicker.css
@@ -54,14 +54,3 @@
 .ui-datepicker-rtl .ui-datepicker-group { float:right; }
 .ui-datepicker-rtl .ui-datepicker-group-last .ui-datepicker-header { border-right-width:0; border-left-width:1px; }
 .ui-datepicker-rtl .ui-datepicker-group-middle .ui-datepicker-header { border-right-width:0; border-left-width:1px; }
-
-/* IE6 IFRAME FIX (taken from datepicker 1.5.3 */
-.ui-datepicker-cover {
-    position: absolute; /*must have*/
-    z-index: -1; /*must have*/
-    filter: mask(); /*must have*/
-    top: -4px; /*must have*/
-    left: -4px; /*must have*/
-    width: 200px; /*must have*/
-    height: 200px; /*must have*/
-}
\ No newline at end of file
diff --git a/ui/jquery.ui.datepicker.js b/ui/jquery.ui.datepicker.js
index 97a45139f..f74cb3bf9 100644
--- a/ui/jquery.ui.datepicker.js
+++ b/ui/jquery.ui.datepicker.js
@@ -682,23 +682,13 @@ $.extend(Datepicker.prototype, {
 		if (!inst.inline) {
 			var showAnim = $.datepicker._get(inst, 'showAnim');
 			var duration = $.datepicker._get(inst, 'duration');
-			var postProcess = function() {
-				var cover = inst.dpDiv.find('iframe.ui-datepicker-cover'); // IE6- only
-				if( !! cover.length ){
-					var borders = $.datepicker._getBorders(inst.dpDiv);
-					cover.css({left: -borders[0], top: -borders[1],
-						width: inst.dpDiv.outerWidth(), height: inst.dpDiv.outerHeight()});
-				}
-			};
 			inst.dpDiv.zIndex($(input).zIndex()+1);
 			$.datepicker._datepickerShowing = true;
 
 			if ( $.effects && $.effects.effect[ showAnim ] )
-				inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
+				inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration);
 			else
-				inst.dpDiv[showAnim || 'show']((showAnim ? duration : null), postProcess);
-			if (!showAnim || !duration)
-				postProcess();
+				inst.dpDiv[showAnim || 'show'](showAnim ? duration : null);
 			if (inst.input.is(':visible') && !inst.input.is(':disabled'))
 				inst.input.focus();
 			$.datepicker._curInst = inst;
@@ -712,10 +702,6 @@ $.extend(Datepicker.prototype, {
 		instActive = inst; // for delegate hover events
 		inst.dpDiv.empty().append(this._generateHTML(inst));
 		this._attachHandlers(inst);
-		var cover = inst.dpDiv.find('iframe.ui-datepicker-cover'); // IE6- only
-		if( !!cover.length ){ //avoid call to outerXXXX() when not in IE6
-			cover.css({left: -borders[0], top: -borders[1], width: inst.dpDiv.outerWidth(), height: inst.dpDiv.outerHeight()})
-		}
 		inst.dpDiv.find('.' + this._dayOverClass + ' a').mouseover();
 		var numMonths = this._getNumberOfMonths(inst);
 		var cols = numMonths[1];
@@ -1604,8 +1590,7 @@ $.extend(Datepicker.prototype, {
 			}
 			html += group;
 		}
-		html += buttonPanel + ($.ui.ie6 && !inst.inline ?
-			'<iframe src="javascript:false;" class="ui-datepicker-cover" frameborder="0"></iframe>' : '');
+		html += buttonPanel;
 		inst._keyEvent = false;
 		return html;
 	},
-- 
cgit v1.2.3


From 254f2b3698265bdcb7daa85f8c7e2c27192cd090 Mon Sep 17 00:00:00 2001
From: Mike Sherov <mike.sherov@gmail.com>
Date: Fri, 9 Nov 2012 16:27:45 -0500
Subject: Dev: fix the datepicker test suite and jshint everything. Fixes #8804
 - Dev: re-enable the datepicker test suite

---
 build/tasks/testswarm.js                    |   2 +-
 grunt.js                                    |   4 +-
 tests/unit/all-active.html                  |   2 +-
 tests/unit/datepicker/datepicker.html       |   1 -
 tests/unit/datepicker/datepicker_events.js  |  19 +++
 tests/unit/datepicker/datepicker_options.js |  68 ++++++++-
 tests/unit/datepicker/datepicker_tickets.js |  88 -----------
 ui/jquery.ui.datepicker.js                  | 228 +++++++++++++++-------------
 8 files changed, 209 insertions(+), 203 deletions(-)
 delete mode 100644 tests/unit/datepicker/datepicker_tickets.js

(limited to 'ui/jquery.ui.datepicker.js')

diff --git a/build/tasks/testswarm.js b/build/tasks/testswarm.js
index 35838a14e..95dfaca6c 100644
--- a/build/tasks/testswarm.js
+++ b/build/tasks/testswarm.js
@@ -13,7 +13,7 @@ var versions = {
 		"Autocomplete": "autocomplete/autocomplete.html",
 		"Button": "button/button.html",
 		"Core": "core/core.html",
-		//"Datepicker": "datepicker/datepicker.html",
+		"Datepicker": "datepicker/datepicker.html",
 		"Dialog": "dialog/dialog.html",
 		"Draggable": "draggable/draggable.html",
 		"Droppable": "droppable/droppable.html",
diff --git a/grunt.js b/grunt.js
index 84b2b7e8d..f960e90bc 100644
--- a/grunt.js
+++ b/grunt.js
@@ -281,13 +281,13 @@ grunt.initConfig({
 		files: grunt.file.expandFiles( "tests/unit/**/*.html" ).filter(function( file ) {
 			// disabling everything that doesn't (quite) work with PhantomJS for now
 			// TODO except for all|index|test, try to include more as we go
-			return !( /(all|all-active|index|test|dialog|slider|datepicker|tabs|tooltip)\.html$/ ).test( file );
+			return !( /(all|all-active|index|test|dialog|slider|tabs|tooltip)\.html$/ ).test( file );
 		})
 	},
 	lint: {
 		ui: grunt.file.expandFiles( "ui/*.js" ).filter(function( file ) {
 			// TODO remove items from this list once rewritten
-			return !( /(mouse|datepicker)\.js$/ ).test( file );
+			return !( /(mouse)\.js$/ ).test( file );
 		}),
 		grunt: [ "grunt.js", "build/**/*.js" ],
 		tests: "tests/unit/**/*.js"
diff --git a/tests/unit/all-active.html b/tests/unit/all-active.html
index c32cde0fb..e9c343d00 100644
--- a/tests/unit/all-active.html
+++ b/tests/unit/all-active.html
@@ -20,7 +20,7 @@
 			"autocomplete/autocomplete.html",
 			"button/button.html",
 			"core/core.html",
-			//"datepicker/datepicker.html",
+			"datepicker/datepicker.html",
 			"dialog/dialog.html",
 			"draggable/draggable.html",
 			"droppable/droppable.html",
diff --git a/tests/unit/datepicker/datepicker.html b/tests/unit/datepicker/datepicker.html
index c0c68979d..390d052c3 100644
--- a/tests/unit/datepicker/datepicker.html
+++ b/tests/unit/datepicker/datepicker.html
@@ -28,7 +28,6 @@
 	<script src="datepicker_methods.js"></script>
 	<script src="datepicker_options.js"></script>
 	<script src="datepicker_test_helpers.js"></script>
-	<script src="datepicker_tickets.js"></script>
 
 	<script src="../swarminject.js"></script>
 </head>
diff --git a/tests/unit/datepicker/datepicker_events.js b/tests/unit/datepicker/datepicker_events.js
index 81b152c66..5e8a35e0d 100644
--- a/tests/unit/datepicker/datepicker_events.js
+++ b/tests/unit/datepicker/datepicker_events.js
@@ -126,4 +126,23 @@ test('events', function() {
 	equal(selectedThis, inp2[0], 'Callback close this');
 });
 
+test('beforeShowDay-getDate', function() {
+	expect( 3 );
+	var inp = TestHelpers.datepicker.init('#inp', {beforeShowDay: function() { inp.datepicker('getDate'); return [true, '']; }}),
+		dp = $('#ui-datepicker-div');
+	inp.val('01/01/2010').datepicker('show');
+	// contains non-breaking space
+	equal($('div.ui-datepicker-title').text(), 'January 2010', 'Initial month');
+	$('a.ui-datepicker-next', dp).click();
+	$('a.ui-datepicker-next', dp).click();
+	// contains non-breaking space
+	equal($('div.ui-datepicker-title').text(), 'March 2010', 'After next clicks');
+	inp.datepicker('hide').datepicker('show');
+	$('a.ui-datepicker-prev', dp).click();
+	$('a.ui-datepicker-prev', dp).click();
+	// contains non-breaking space
+	equal($('div.ui-datepicker-title').text(), 'November 2009', 'After prev clicks');
+	inp.datepicker('hide');
+});
+
 })(jQuery);
diff --git a/tests/unit/datepicker/datepicker_options.js b/tests/unit/datepicker/datepicker_options.js
index 00910469e..df108309f 100644
--- a/tests/unit/datepicker/datepicker_options.js
+++ b/tests/unit/datepicker/datepicker_options.js
@@ -810,6 +810,7 @@ test('parseDate', function() {
 	gmtDate.setMinutes(gmtDate.getMinutes() - gmtDate.getTimezoneOffset());
 	TestHelpers.datepicker.equalsDate($.datepicker.parseDate('@', '981158400000'), gmtDate, 'Parse date @');
 	TestHelpers.datepicker.equalsDate($.datepicker.parseDate('!', '631167552000000000'), gmtDate, 'Parse date !');
+
 	fr = $.datepicker.regional.fr;
 	settings = {dayNamesShort: fr.dayNamesShort, dayNames: fr.dayNames,
 		monthNamesShort: fr.monthNamesShort, monthNames: fr.monthNames};
@@ -819,12 +820,11 @@ test('parseDate', function() {
 		new Date(2001, 4 - 1, 9), 'Parse date d MM DD yy with settings');
 	TestHelpers.datepicker.equalsDate($.datepicker.parseDate('DD, MM d, yy', 'Lundi, Avril 9, 2001', settings),
 		new Date(2001, 4 - 1, 9), 'Parse date DD, MM d, yy with settings');
-	TestHelpers.datepicker.equalsDate($.datepicker.parseDate('\'jour\' d \'de\' MM (\'\'DD\'\'), yy',
-		'jour 9 de Avril (\'Lundi\'), 2001', settings), new Date(2001, 4 - 1, 9),
-		'Parse date \'jour\' d \'de\' MM (\'\'DD\'\'), yy with settings');
+	TestHelpers.datepicker.equalsDate($.datepicker.parseDate("'jour' d 'de' MM (''DD''), yy", "jour 9 de Avril ('Lundi'), 2001", settings),
+		new Date(2001, 4 - 1, 9), "Parse date 'jour' d 'de' MM (''DD''), yy with settings");
 
 	zh = $.datepicker.regional['zh-CN'];
-	TestHelpers.datepicker.equalsDate($.datepicker.parseDate('yy M d', '2011 十一 22', zh),
+	TestHelpers.datepicker.equalsDate($.datepicker.parseDate('yy M d', '2011 十一月 22', zh),
 		new Date(2011, 11 - 1, 22), 'Parse date yy M d with zh-CN');
 });
 
@@ -881,6 +881,26 @@ test('parseDateErrors', function() {
 		'Lun. 9 Apr 01 - D d M y', 'Unknown name at position 7');
 });
 
+test('Ticket #7244: date parser does not fail when too many numbers are passed into the date function', function() {
+	expect( 4 );
+	var date;
+	try{
+		date = $.datepicker.parseDate('dd/mm/yy', '18/04/19881');
+		ok(false, "Did not properly detect an invalid date");
+	}catch(e){
+		ok("invalid date detected");
+	}
+
+	try {
+		date = $.datepicker.parseDate('dd/mm/yy', '18/04/1988 @ 2:43 pm');
+		equal(date.getDate(), 18);
+		equal(date.getMonth(), 3);
+		equal(date.getFullYear(), 1988);
+	} catch(e) {
+		ok(false, "Did not properly parse date with extra text separated by whitespace");
+	}
+});
+
 test('formatDate', function() {
 	expect( 16 );
 	TestHelpers.datepicker.init('#inp');
@@ -924,4 +944,44 @@ test('formatDate', function() {
 		'Format date \'jour\' d \'de\' MM (\'\'DD\'\'), yy with settings');
 });
 
+test('Ticket 6827: formatDate day of year calculation is wrong during day lights savings time', function(){
+	expect( 1 );
+	var time = $.datepicker.formatDate("oo", new Date("2010/03/30 12:00:00 CDT"));
+	equal(time, "089");
+});
+
+test('Ticket 7602: Stop datepicker from appearing with beforeShow event handler', function(){
+	expect( 3 );
+	var inp = TestHelpers.datepicker.init('#inp',{
+			beforeShow: function(){
+				return false;
+			}
+		}),
+		dp = $('#ui-datepicker-div');
+	inp.datepicker('show');
+	equal(dp.css('display'), 'none',"beforeShow returns false");
+	inp.datepicker('destroy');
+
+	inp = TestHelpers.datepicker.init('#inp',{
+		beforeShow: function(){
+		}
+	});
+	dp = $('#ui-datepicker-div');
+	inp.datepicker('show');
+	equal(dp.css('display'), 'block',"beforeShow returns nothing");
+	inp.datepicker('hide');
+	inp.datepicker('destroy');
+
+	inp = TestHelpers.datepicker.init('#inp',{
+		beforeShow: function(){
+			return true;
+		}
+	});
+	dp = $('#ui-datepicker-div');
+	inp.datepicker('show');
+	equal(dp.css('display'), 'block',"beforeShow returns true");
+	inp.datepicker('hide');
+	inp.datepicker('destroy');
+});
+
 })(jQuery);
diff --git a/tests/unit/datepicker/datepicker_tickets.js b/tests/unit/datepicker/datepicker_tickets.js
deleted file mode 100644
index 4440992ae..000000000
--- a/tests/unit/datepicker/datepicker_tickets.js
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * datepicker_tickets.js
- */
-(function($) {
-
-module("datepicker: tickets");
-
-// http://forum.jquery.com/topic/several-breaking-changes-in-jquery-ui-1-8rc1
-test('beforeShowDay-getDate', function() {
-	expect( 3 );
-	var inp = TestHelpers.datepicker.init('#inp', {beforeShowDay: function() { inp.datepicker('getDate'); return [true, '']; }}),
-		dp = $('#ui-datepicker-div');
-	inp.val('01/01/2010').datepicker('show');
-	// contains non-breaking space
-	equal($('div.ui-datepicker-title').text(), 'January 2010', 'Initial month');
-	$('a.ui-datepicker-next', dp).click();
-	$('a.ui-datepicker-next', dp).click();
-	// contains non-breaking space
-	equal($('div.ui-datepicker-title').text(), 'March 2010', 'After next clicks');
-	inp.datepicker('hide').datepicker('show');
-	$('a.ui-datepicker-prev', dp).click();
-	$('a.ui-datepicker-prev', dp).click();
-	// contains non-breaking space
-	equal($('div.ui-datepicker-title').text(), 'November 2009', 'After prev clicks');
-	inp.datepicker('hide');
-});
-
-test('Ticket 7602: Stop datepicker from appearing with beforeShow event handler', function(){
-	expect( 3 );
-	var inp = TestHelpers.datepicker.init('#inp',{
-			beforeShow: function(){
-				return false;
-			}
-		}),
-		dp = $('#ui-datepicker-div');
-	inp.datepicker('show');
-	equal(dp.css('display'), 'none',"beforeShow returns false");
-	inp.datepicker('destroy');
-
-	inp = TestHelpers.datepicker.init('#inp',{
-		beforeShow: function(){
-		}
-	});
-	dp = $('#ui-datepicker-div');
-	inp.datepicker('show');
-	equal(dp.css('display'), 'block',"beforeShow returns nothing");
-	inp.datepicker('hide');
-	inp.datepicker('destroy');
-
-	inp = TestHelpers.datepicker.init('#inp',{
-		beforeShow: function(){
-			return true;
-		}
-	});
-	dp = $('#ui-datepicker-div');
-	inp.datepicker('show');
-	equal(dp.css('display'), 'block',"beforeShow returns true");
-	inp.datepicker('hide');
-	inp.datepicker('destroy');
-});
-
-test('Ticket 6827: formatDate day of year calculation is wrong during day lights savings time', function(){
-	expect( 1 );
-	var time = $.datepicker.formatDate("oo", new Date("2010/03/30 12:00:00 CDT"));
-	equal(time, "089");
-});
-
-test('Ticket #7244: date parser does not fail when too many numbers are passed into the date function', function() {
-	expect( 4 );
-	var date;
-	try{
-		date = $.datepicker.parseDate('dd/mm/yy', '18/04/19881');
-		ok(false, "Did not properly detect an invalid date");
-	}catch(e){
-		ok("invalid date detected");
-	}
-
-	try {
-		date = $.datepicker.parseDate('dd/mm/yy', '18/04/1988 @ 2:43 pm');
-		equal(date.getDate(), 18);
-		equal(date.getMonth(), 3);
-		equal(date.getFullYear(), 1988);
-	} catch(e) {
-		ok(false, "Did not properly parse date with extra text separated by whitespace");
-	}
-});
-
-})(jQuery);
diff --git a/ui/jquery.ui.datepicker.js b/ui/jquery.ui.datepicker.js
index f74cb3bf9..c7ecafffb 100644
--- a/ui/jquery.ui.datepicker.js
+++ b/ui/jquery.ui.datepicker.js
@@ -13,6 +13,7 @@
  */
 (function( $, undefined ) {
 
+/*jshint onevar: false, curly: false, eqeqeq: false, shadow: true, devel: true, evil: true */
 $.extend($.ui, { datepicker: { version: "@VERSION" } });
 
 var PROP_NAME = 'datepicker';
@@ -132,16 +133,18 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Override the default settings for all instances of the date picker.
-	   @param  settings  object - the new settings to use as defaults (anonymous object)
-	   @return the manager object */
+	 * @param  settings  object - the new settings to use as defaults (anonymous object)
+	 * @return the manager object
+	 */
 	setDefaults: function(settings) {
 		extendRemove(this._defaults, settings || {});
 		return this;
 	},
 
 	/* Attach the date picker to a jQuery selection.
-	   @param  target    element - the target input field or division or span
-	   @param  settings  object - the new settings to use for this date picker instance (anonymous) */
+	 * @param  target	element - the target input field or division or span
+	 * @param  settings  object - the new settings to use for this date picker instance (anonymous)
+	 */
 	_attachDatepicker: function(target, settings) {
 		// check for settings on the control itself - in namespace 'date:'
 		var inlineSettings = null;
@@ -173,7 +176,7 @@ $.extend(Datepicker.prototype, {
 
 	/* Create a new instance object. */
 	_newInst: function(target, inline) {
-		var id = target[0].id.replace(/([^A-Za-z0-9_-])/g, '\\\\$1'); // escape jQuery meta chars
+		var id = target[0].id.replace(/([^A-Za-z0-9_\-])/g, '\\\\$1'); // escape jQuery meta chars
 		return {id: id, input: target, // associated target
 			selectedDay: 0, selectedMonth: 0, selectedYear: 0, // current selection
 			drawMonth: 0, drawYear: 0, // month being drawn
@@ -228,7 +231,7 @@ $.extend(Datepicker.prototype, {
 				$('<img/>').addClass(this._triggerClass).
 					attr({ src: buttonImage, alt: buttonText, title: buttonText }) :
 				$('<button type="button"></button>').addClass(this._triggerClass).
-					html(buttonImage == '' ? buttonText : $('<img/>').attr(
+					html(!buttonImage ? buttonText : $('<img/>').attr(
 					{ src:buttonImage, alt:buttonText, title:buttonText })));
 			input[isRTL ? 'before' : 'after'](inst.trigger);
 			inst.trigger.click(function() {
@@ -295,14 +298,15 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Pop-up the date picker in a "dialog" box.
-	   @param  input     element - ignored
-	   @param  date      string or Date - the initial date to display
-	   @param  onSelect  function - the function to call when a date is selected
-	   @param  settings  object - update the dialog date picker instance's settings (anonymous object)
-	   @param  pos       int[2] - coordinates for the dialog's position within the screen or
-	                     event - with x/y coordinates or
-	                     leave empty for default (screen centre)
-	   @return the manager object */
+	 * @param  input element - ignored
+	 * @param  date	string or Date - the initial date to display
+	 * @param  onSelect  function - the function to call when a date is selected
+	 * @param  settings  object - update the dialog date picker instance's settings (anonymous object)
+	 * @param  pos int[2] - coordinates for the dialog's position within the screen or
+	 *					event - with x/y coordinates or
+	 *                 leave empty for default (screen centre)
+	 * @return the manager object
+	 */
 	_dialogDatepicker: function(input, date, onSelect, settings, pos) {
 		var inst = this._dialogInst; // internal instance
 		if (!inst) {
@@ -343,7 +347,8 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Detach a datepicker from its control.
-	   @param  target    element - the target input field or division or span */
+	 * @param  target	element - the target input field or division or span
+	 */
 	_destroyDatepicker: function(target) {
 		var $target = $(target);
 		var inst = $.data(target, PROP_NAME);
@@ -365,7 +370,8 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Enable the date picker to a jQuery selection.
-	   @param  target    element - the target input field or division or span */
+	 * @param  target	element - the target input field or division or span
+	 */
 	_enableDatepicker: function(target) {
 		var $target = $(target);
 		var inst = $.data(target, PROP_NAME);
@@ -390,7 +396,8 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Disable the date picker to a jQuery selection.
-	   @param  target    element - the target input field or division or span */
+	 * @param  target	element - the target input field or division or span
+	 */
 	_disableDatepicker: function(target) {
 		var $target = $(target);
 		var inst = $.data(target, PROP_NAME);
@@ -416,8 +423,9 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Is the first field in a jQuery collection disabled as a datepicker?
-	   @param  target    element - the target input field or division or span
-	   @return boolean - true if disabled, false if enabled */
+	 * @param  target	element - the target input field or division or span
+	 * @return boolean - true if disabled, false if enabled
+	 */
 	_isDisabledDatepicker: function(target) {
 		if (!target) {
 			return false;
@@ -430,9 +438,10 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Retrieve the instance data for the target control.
-	   @param  target  element - the target input field or division or span
-	   @return  object - the associated instance data
-	   @throws  error if a jQuery problem getting data */
+	 * @param  target  element - the target input field or division or span
+	 * @return  object - the associated instance data
+	 * @throws  error if a jQuery problem getting data
+	 */
 	_getInst: function(target) {
 		try {
 			return $.data(target, PROP_NAME);
@@ -443,13 +452,14 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Update or retrieve the settings for a date picker attached to an input field or division.
-	   @param  target  element - the target input field or division or span
-	   @param  name    object - the new settings to update or
-	                   string - the name of the setting to change or retrieve,
-	                   when retrieving also 'all' for all instance settings or
-	                   'defaults' for all global defaults
-	   @param  value   any - the new value for the setting
-	                   (omit if above is an object or to retrieve a value) */
+	 * @param  target  element - the target input field or division or span
+	 * @param  name	object - the new settings to update or
+	 *				string - the name of the setting to change or retrieve,
+	 *				when retrieving also 'all' for all instance settings or
+	 *				'defaults' for all global defaults
+	 * @param  value   any - the new value for the setting
+	 *				(omit if above is an object or to retrieve a value)
+	 */
 	_optionDatepicker: function(target, name, value) {
 		var inst = this._getInst(target);
 		if (arguments.length == 2 && typeof name == 'string') {
@@ -471,9 +481,9 @@ $.extend(Datepicker.prototype, {
 			var maxDate = this._getMinMaxDate(inst, 'max');
 			extendRemove(inst.settings, settings);
 			// reformat the old minDate/maxDate values if dateFormat changes and a new minDate/maxDate isn't provided
-			if (minDate !== null && settings['dateFormat'] !== undefined && settings['minDate'] === undefined)
+			if (minDate !== null && settings.dateFormat !== undefined && settings.minDate === undefined)
 				inst.settings.minDate = this._formatDate(inst, minDate);
-			if (maxDate !== null && settings['dateFormat'] !== undefined && settings['maxDate'] === undefined)
+			if (maxDate !== null && settings.dateFormat !== undefined && settings.maxDate === undefined)
 				inst.settings.maxDate = this._formatDate(inst, maxDate);
 			this._attachments($(target), inst);
 			this._autoSize(inst);
@@ -489,7 +499,8 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Redraw the date picker attached to an input field or division.
-	   @param  target  element - the target input field or division or span */
+	 * @param  target  element - the target input field or division or span
+	 */
 	_refreshDatepicker: function(target) {
 		var inst = this._getInst(target);
 		if (inst) {
@@ -498,8 +509,9 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Set the dates for a jQuery selection.
-	   @param  target   element - the target input field or division or span
-	   @param  date     Date - the new date */
+	 * @param  target element - the target input field or division or span
+	 * @param  date	Date - the new date
+	 */
 	_setDateDatepicker: function(target, date) {
 		var inst = this._getInst(target);
 		if (inst) {
@@ -510,9 +522,10 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Get the date(s) for the first entry in a jQuery selection.
-	   @param  target     element - the target input field or division or span
-	   @param  noDefault  boolean - true if no default date is to be used
-	   @return Date - the current date */
+	 * @param  target element - the target input field or division or span
+	 * @param  noDefault boolean - true if no default date is to be used
+	 * @return Date - the current date
+	 */
 	_getDateDatepicker: function(target, noDefault) {
 		var inst = this._getInst(target);
 		if (inst && !inst.inline)
@@ -545,7 +558,6 @@ $.extend(Datepicker.prototype, {
 						else
 							$.datepicker._hideDatepicker();
 						return false; // don't submit the form
-						break; // select the value on enter
 				case 27: $.datepicker._hideDatepicker();
 						break; // hide on escape
 				case 33: $.datepicker._adjustDate(event.target, (event.ctrlKey ?
@@ -602,7 +614,7 @@ $.extend(Datepicker.prototype, {
 		var inst = $.datepicker._getInst(event.target);
 		if ($.datepicker._get(inst, 'constrainInput')) {
 			var chars = $.datepicker._possibleChars($.datepicker._get(inst, 'dateFormat'));
-			var chr = String.fromCharCode(event.charCode == undefined ? event.keyCode : event.charCode);
+			var chr = String.fromCharCode(event.charCode == null ? event.keyCode : event.charCode);
 			return event.ctrlKey || event.metaKey || (chr < ' ' || !chars || chars.indexOf(chr) > -1);
 		}
 	},
@@ -629,9 +641,10 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Pop-up the date picker for a given input field.
-	   If false returned from beforeShow event handler do not show.
-	   @param  input  element - the input field attached to the date picker or
-	                  event - if triggered by focus */
+	 * If false returned from beforeShow event handler do not show.
+	 * @param  input  element - the input field attached to the date picker or
+	 *					event - if triggered by focus
+	 */
 	_showDatepicker: function(input) {
 		input = input.target || input;
 		if (input.nodeName.toLowerCase() != 'input') // find from button/image trigger
@@ -698,7 +711,6 @@ $.extend(Datepicker.prototype, {
 	/* Generate the date picker content. */
 	_updateDatepicker: function(inst) {
 		this.maxRows = 4; //Reset the max number of rows being displayed (see #7043)
-		var borders = $.datepicker._getBorders(inst.dpDiv);
 		instActive = inst; // for delegate hover events
 		inst.dpDiv.empty().append(this._generateHTML(inst));
 		this._attachHandlers(inst);
@@ -732,8 +744,9 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Retrieve the size of left and top borders for an element.
-	   @param  elem  (jQuery object) the element of interest
-	   @return  (number[2]) the left and top borders */
+	 * @param  elem  (jQuery object) the element of interest
+	 * @return  (number[2]) the left and top borders
+	 */
 	_getBorders: function(elem) {
 		var convert = function(value) {
 			return {thin: 1, medium: 2, thick: 3}[value] || value;
@@ -776,7 +789,8 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Hide the date picker from view.
-	   @param  input  element - the input field attached to the date picker */
+	 * @param  input  element - the input field attached to the date picker
+	 */
 	_hideDatepicker: function(input) {
 		var inst = this._curInst;
 		if (!inst || (input && inst != $.data(input, PROP_NAME)))
@@ -827,7 +841,7 @@ $.extend(Datepicker.prototype, {
 			inst = $.datepicker._getInst($target[0]);
 
 		if ( ( ( $target[0].id != $.datepicker._mainDivId &&
-				$target.parents('#' + $.datepicker._mainDivId).length == 0 &&
+				$target.parents('#' + $.datepicker._mainDivId).length === 0 &&
 				!$target.hasClass($.datepicker.markerClassName) &&
 				!$target.closest("." + $.datepicker._triggerClass).length &&
 				$.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI) ) ) ||
@@ -895,7 +909,6 @@ $.extend(Datepicker.prototype, {
 	/* Erase the input field and hide the date picker. */
 	_clearDate: function(id) {
 		var target = $(id);
-		var inst = this._getInst(target[0]);
 		this._selectDate(target, '');
 	},
 
@@ -935,16 +948,18 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Set as beforeShowDay function to prevent selection of weekends.
-	   @param  date  Date - the date to customise
-	   @return [boolean, string] - is this date selectable?, what is its CSS class? */
+	 * @param  date  Date - the date to customise
+	 * @return [boolean, string] - is this date selectable?, what is its CSS class?
+	 */
 	noWeekends: function(date) {
 		var day = date.getDay();
 		return [(day > 0 && day < 6), ''];
 	},
 
 	/* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition.
-	   @param  date  Date - the date to get the week for
-	   @return  number - the number of the week within the year that contains this date */
+	 * @param  date  Date - the date to get the week for
+	 * @return  number - the number of the week within the year that contains this date
+	 */
 	iso8601Week: function(date) {
 		var checkDate = new Date(date.getTime());
 		// Find Thursday of this week starting on Monday
@@ -956,22 +971,23 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Parse a string value into a date object.
-	   See formatDate below for the possible formats.
-
-	   @param  format    string - the expected format of the date
-	   @param  value     string - the date in the above format
-	   @param  settings  Object - attributes include:
-	                     shortYearCutoff  number - the cutoff year for determining the century (optional)
-	                     dayNamesShort    string[7] - abbreviated names of the days from Sunday (optional)
-	                     dayNames         string[7] - names of the days from Sunday (optional)
-	                     monthNamesShort  string[12] - abbreviated names of the months (optional)
-	                     monthNames       string[12] - names of the months (optional)
-	   @return  Date - the extracted date value or null if value is blank */
+	 * See formatDate below for the possible formats.
+	 *
+	 * @param  format string - the expected format of the date
+	 * @param  value string - the date in the above format
+	 * @param  settings Object - attributes include:
+	 *					shortYearCutoff  number - the cutoff year for determining the century (optional)
+	 *					dayNamesShort	string[7] - abbreviated names of the days from Sunday (optional)
+	 *					dayNames		string[7] - names of the days from Sunday (optional)
+	 *					monthNamesShort string[12] - abbreviated names of the months (optional)
+	 *					monthNames		string[12] - names of the months (optional)
+	 * @return  Date - the extracted date value or null if value is blank
+	 */
 	parseDate: function (format, value, settings) {
 		if (format == null || value == null)
 			throw 'Invalid arguments';
 		value = (typeof value == 'object' ? value.toString() : value + '');
-		if (value == '')
+		if (value === '')
 			return null;
 		var shortYearCutoff = (settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff;
 		shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
@@ -1126,32 +1142,33 @@ $.extend(Datepicker.prototype, {
 		Math.floor(1970 / 400)) * 24 * 60 * 60 * 10000000),
 
 	/* Format a date object into a string value.
-	   The format can be combinations of the following:
-	   d  - day of month (no leading zero)
-	   dd - day of month (two digit)
-	   o  - day of year (no leading zeros)
-	   oo - day of year (three digit)
-	   D  - day name short
-	   DD - day name long
-	   m  - month of year (no leading zero)
-	   mm - month of year (two digit)
-	   M  - month name short
-	   MM - month name long
-	   y  - year (two digit)
-	   yy - year (four digit)
-	   @ - Unix timestamp (ms since 01/01/1970)
-	   ! - Windows ticks (100ns since 01/01/0001)
-	   '...' - literal text
-	   '' - single quote
-
-	   @param  format    string - the desired format of the date
-	   @param  date      Date - the date value to format
-	   @param  settings  Object - attributes include:
-	                     dayNamesShort    string[7] - abbreviated names of the days from Sunday (optional)
-	                     dayNames         string[7] - names of the days from Sunday (optional)
-	                     monthNamesShort  string[12] - abbreviated names of the months (optional)
-	                     monthNames       string[12] - names of the months (optional)
-	   @return  string - the date in the above format */
+	 * The format can be combinations of the following:
+	 * d  - day of month (no leading zero)
+	 * dd - day of month (two digit)
+	 * o  - day of year (no leading zeros)
+	 * oo - day of year (three digit)
+	 * D  - day name short
+	 * DD - day name long
+	 * m  - month of year (no leading zero)
+	 * mm - month of year (two digit)
+	 * M  - month name short
+	 * MM - month name long
+	 * y  - year (two digit)
+	 * yy - year (four digit)
+	 * @ - Unix timestamp (ms since 01/01/1970)
+	 * ! - Windows ticks (100ns since 01/01/0001)
+	 * '...' - literal text
+	 * '' - single quote
+	 *
+	 * @param  format string - the desired format of the date
+	 * @param  date Date - the date value to format
+	 * @param  settings Object - attributes include:
+	 *					dayNamesShort	string[7] - abbreviated names of the days from Sunday (optional)
+	 *					dayNames		string[7] - names of the days from Sunday (optional)
+	 *					monthNamesShort string[12] - abbreviated names of the months (optional)
+	 *					monthNames		string[12] - names of the months (optional)
+	 * @return  string - the date in the above format
+	 */
 	formatDate: function (format, date, settings) {
 		if (!date)
 			return '';
@@ -1321,7 +1338,7 @@ $.extend(Datepicker.prototype, {
 			var year = date.getFullYear();
 			var month = date.getMonth();
 			var day = date.getDate();
-			var pattern = /([+-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g;
+			var pattern = /([+\-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g;
 			var matches = pattern.exec(offset);
 			while (matches) {
 				switch (matches[2] || 'd') {
@@ -1355,11 +1372,12 @@ $.extend(Datepicker.prototype, {
 	},
 
 	/* Handle switch to/from daylight saving.
-	   Hours may be non-zero on daylight saving cut-over:
-	   > 12 when midnight changeover, but then cannot generate
-	   midnight datetime, so jump to 1AM, otherwise reset.
-	   @param  date  (Date) the date to check
-	   @return  (Date) the corrected date */
+	 * Hours may be non-zero on daylight saving cut-over:
+	 * > 12 when midnight changeover, but then cannot generate
+	 * midnight datetime, so jump to 1AM, otherwise reset.
+	 * @param  date  (Date) the date to check
+	 * @return  (Date) the corrected date
+	 */
 	_daylightSavingAdjust: function(date) {
 		if (!date) return null;
 		date.setHours(date.getHours() > 12 ? date.getHours() + 2 : 0);
@@ -1385,7 +1403,7 @@ $.extend(Datepicker.prototype, {
 
 	/* Retrieve the date(s) directly. */
 	_getDate: function(inst) {
-		var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null :
+		var startDate = (!inst.currentYear || (inst.input && inst.input.val() === '') ? null :
 			this._daylightSavingAdjust(new Date(
 			inst.currentYear, inst.currentMonth, inst.currentDay)));
 			return startDate;
@@ -1494,14 +1512,12 @@ $.extend(Datepicker.prototype, {
 		firstDay = (isNaN(firstDay) ? 0 : firstDay);
 		var showWeek = this._get(inst, 'showWeek');
 		var dayNames = this._get(inst, 'dayNames');
-		var dayNamesShort = this._get(inst, 'dayNamesShort');
 		var dayNamesMin = this._get(inst, 'dayNamesMin');
 		var monthNames = this._get(inst, 'monthNames');
 		var monthNamesShort = this._get(inst, 'monthNamesShort');
 		var beforeShowDay = this._get(inst, 'beforeShowDay');
 		var showOtherMonths = this._get(inst, 'showOtherMonths');
 		var selectOtherMonths = this._get(inst, 'selectOtherMonths');
-		var calculateWeek = this._get(inst, 'calculateWeek') || this.iso8601Week;
 		var defaultDate = this._getDefaultDate(inst);
 		var html = '';
 		for (var row = 0; row < numMonths[0]; row++) {
@@ -1524,8 +1540,8 @@ $.extend(Datepicker.prototype, {
 					calender += '">';
 				}
 				calender += '<div class="ui-datepicker-header ui-widget-header ui-helper-clearfix' + cornerClass + '">' +
-					(/all|left/.test(cornerClass) && row == 0 ? (isRTL ? next : prev) : '') +
-					(/all|right/.test(cornerClass) && row == 0 ? (isRTL ? prev : next) : '') +
+					(/all|left/.test(cornerClass) && row === 0 ? (isRTL ? next : prev) : '') +
+					(/all|right/.test(cornerClass) && row === 0 ? (isRTL ? prev : next) : '') +
 					this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate,
 					row > 0 || col > 0, monthNames, monthNamesShort) + // draw month headers
 					'</div><table class="ui-datepicker-calendar"><thead>' +
@@ -1631,8 +1647,8 @@ $.extend(Datepicker.prototype, {
 				var years = this._get(inst, 'yearRange').split(':');
 				var thisYear = new Date().getFullYear();
 				var determineYear = function(value) {
-					var year = (value.match(/c[+-].*/) ? drawYear + parseInt(value.substring(1), 10) :
-						(value.match(/[+-].*/) ? thisYear + parseInt(value, 10) :
+					var year = (value.match(/c[+\-].*/) ? drawYear + parseInt(value.substring(1), 10) :
+						(value.match(/[+\-].*/) ? thisYear + parseInt(value, 10) :
 						parseInt(value, 10)));
 					return (isNaN(year) ? thisYear : year);
 				};
@@ -1780,14 +1796,14 @@ function bindHover(dpDiv) {
 function extendRemove(target, props) {
 	$.extend(target, props);
 	for (var name in props)
-		if (props[name] == null || props[name] == undefined)
+		if (props[name] == null)
 			target[name] = props[name];
 	return target;
-};
+}
 
 /* Invoke the datepicker functionality.
    @param  options  string - a command, optionally followed by additional parameters or
-	                Object - settings for attaching new datepicker functionality
+					Object - settings for attaching new datepicker functionality
    @return  jQuery object */
 $.fn.datepicker = function(options){
 
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