diff -r be944660c56a -r 3d72ae0968f4 wp/wp-includes/js/jquery/ui/datepicker.js
--- a/wp/wp-includes/js/jquery/ui/datepicker.js	Wed Sep 21 18:19:35 2022 +0200
+++ b/wp/wp-includes/js/jquery/ui/datepicker.js	Tue Sep 27 16:37:53 2022 +0200
@@ -1,7 +1,6 @@
-// jscs:disable maximumLineLength
-/* jscs:disable requireCamelCaseOrUpperCaseIdentifiers */
+/* eslint-disable max-len, camelcase */
 /*!
- * jQuery UI Datepicker 1.12.1
+ * jQuery UI Datepicker 1.13.1
  * http://jqueryui.com
  *
  * Copyright jQuery Foundation and other contributors
@@ -19,6 +18,8 @@
 //>>css.theme: ../../themes/base/theme.css
 
 ( function( factory ) {
+	"use strict";
+
 	if ( typeof define === "function" && define.amd ) {
 
 		// AMD. Register as an anonymous module.
@@ -31,9 +32,10 @@
 		// Browser globals
 		factory( jQuery );
 	}
-}( function( $ ) {
+} )( function( $ ) {
+"use strict";
 
-$.extend( $.ui, { datepicker: { version: "1.12.1" } } );
+$.extend( $.ui, { datepicker: { version: "1.13.1" } } );
 
 var datepicker_instActive;
 
@@ -61,6 +63,7 @@
 
 	return 0;
 }
+
 /* Date picker manager.
    Use the singleton instance of this class, $.datepicker, to interact with the date picker.
    Settings for (groups of) date pickers are maintained in an instance object,
@@ -87,58 +90,61 @@
 		prevText: "Prev", // Display text for previous month link
 		nextText: "Next", // Display text for next month link
 		currentText: "Today", // Display text for current month link
-		monthNames: [ "January","February","March","April","May","June",
-			"July","August","September","October","November","December" ], // Names of months for drop-down and formatting
+		monthNames: [ "January", "February", "March", "April", "May", "June",
+			"July", "August", "September", "October", "November", "December" ], // Names of months for drop-down and formatting
 		monthNamesShort: [ "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ], // For formatting
 		dayNames: [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ], // For formatting
 		dayNamesShort: [ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ], // For formatting
-		dayNamesMin: [ "Su","Mo","Tu","We","Th","Fr","Sa" ], // Column headings for days starting at Sunday
+		dayNamesMin: [ "Su", "Mo", "Tu", "We", "Th", "Fr", "Sa" ], // Column headings for days starting at Sunday
 		weekHeader: "Wk", // Column header for week of the year
 		dateFormat: "mm/dd/yy", // See format options on parseDate
 		firstDay: 0, // The first day of the week, Sun = 0, Mon = 1, ...
 		isRTL: false, // True if right-to-left language, false if left-to-right
 		showMonthAfterYear: false, // True if the year select precedes month, false for month then year
-		yearSuffix: "" // Additional text to append to the year in the month headers
+		yearSuffix: "", // Additional text to append to the year in the month headers,
+		selectMonthLabel: "Select month", // Invisible label for month selector
+		selectYearLabel: "Select year" // Invisible label for year selector
 	};
 	this._defaults = { // Global defaults for all the date picker instances
 		showOn: "focus", // "focus" for popup on focus,
-			// "button" for trigger button, or "both" for either
+		// "button" for trigger button, or "both" for either
 		showAnim: "fadeIn", // Name of jQuery animation for popup
 		showOptions: {}, // Options for enhanced animations
 		defaultDate: null, // Used when field is blank: actual date,
-			// +/-number for offset from today, null for today
+		// +/-number for offset from today, null for today
 		appendText: "", // Display text following the input box, e.g. showing the format
 		buttonText: "...", // Text for trigger button
 		buttonImage: "", // URL for trigger button image
 		buttonImageOnly: false, // True if the image appears alone, false if it appears on a button
 		hideIfNoPrevNext: false, // True to hide next/previous month links
-			// if not applicable, false to just disable them
+		// if not applicable, false to just disable them
 		navigationAsDateFormat: false, // True if date formatting applied to prev/today/next links
 		gotoCurrent: false, // True if today link goes back to current selection instead
 		changeMonth: false, // True if month can be selected directly, false if only prev/next
 		changeYear: false, // True if year can be selected directly, false if only prev/next
 		yearRange: "c-10:c+10", // Range of years to display in drop-down,
-			// either relative to today's year (-nn:+nn), relative to currently displayed year
-			// (c-nn:c+nn), absolute (nnnn:nnnn), or a combination of the above (nnnn:-n)
+		// either relative to today's year (-nn:+nn), relative to currently displayed year
+		// (c-nn:c+nn), absolute (nnnn:nnnn), or a combination of the above (nnnn:-n)
 		showOtherMonths: false, // True to show dates in other months, false to leave blank
 		selectOtherMonths: false, // True to allow selection of dates in other months, false for unselectable
 		showWeek: false, // True to show week of the year, false to not show it
 		calculateWeek: this.iso8601Week, // How to calculate the week of the year,
-			// takes a Date and returns the number of the week for it
+		// takes a Date and returns the number of the week for it
 		shortYearCutoff: "+10", // Short year values < this are in the current century,
-			// > this are in the previous century,
-			// string value starting with "+" for current year + value
+		// > this are in the previous century,
+		// string value starting with "+" for current year + value
 		minDate: null, // The earliest selectable date, or null for no limit
 		maxDate: null, // The latest selectable date, or null for no limit
 		duration: "fast", // Duration of display/closure
 		beforeShowDay: null, // Function that takes a date and returns an array with
-			// [0] = true if selectable, false if not, [1] = custom CSS class name(s) or "",
-			// [2] = cell title (optional), e.g. $.datepicker.noWeekends
+		// [0] = true if selectable, false if not, [1] = custom CSS class name(s) or "",
+		// [2] = cell title (optional), e.g. $.datepicker.noWeekends
 		beforeShow: null, // Function that takes an input field and
-			// returns a set of custom settings for the date picker
+		// returns a set of custom settings for the date picker
 		onSelect: null, // Define a callback function when a date is selected
 		onChangeMonthYear: null, // Define a callback function when the month or year is changed
 		onClose: null, // Define a callback function when the datepicker is closed
+		onUpdateDatepicker: null, // Define a callback function when the datepicker is updated
 		numberOfMonths: 1, // Number of months to show at a time
 		showCurrentAtPos: 0, // The position in multipe months at which to show the current month (starting at 0)
 		stepMonths: 1, // Number of months to step back/forward
@@ -157,6 +163,7 @@
 }
 
 $.extend( Datepicker.prototype, {
+
 	/* Class name added to elements to indicate already configured with a date picker. */
 	markerClassName: "hasDatepicker",
 
@@ -206,7 +213,7 @@
 			drawMonth: 0, drawYear: 0, // month being drawn
 			inline: inline, // is datepicker inline or not
 			dpDiv: ( !inline ? this.dpDiv : // presentation div
-			datepicker_bindHover( $( "<div class='" + this._inlineClass + " ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all'></div>" ) ) ) };
+				datepicker_bindHover( $( "<div class='" + this._inlineClass + " ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all'></div>" ) ) ) };
 	},
 
 	/* Attach the date picker to an input field. */
@@ -219,7 +226,7 @@
 		}
 		this._attachments( input, inst );
 		input.addClass( this.markerClassName ).on( "keydown", this._doKeyDown ).
-			on( "keypress", this._doKeyPress ).on( "keyup", this._doKeyUp );
+		on( "keypress", this._doKeyPress ).on( "keyup", this._doKeyUp );
 		this._autoSize( inst );
 		$.data( target, "datepicker", inst );
 
@@ -239,7 +246,9 @@
 			inst.append.remove();
 		}
 		if ( appendText ) {
-			inst.append = $( "<span class='" + this._appendClass + "'>" + appendText + "</span>" );
+			inst.append = $( "<span>" )
+				.addClass( this._appendClass )
+				.text( appendText );
 			input[ isRTL ? "before" : "after" ]( inst.append );
 		}
 
@@ -256,12 +265,32 @@
 		if ( showOn === "button" || showOn === "both" ) { // pop-up date picker when button clicked
 			buttonText = this._get( inst, "buttonText" );
 			buttonImage = this._get( inst, "buttonImage" );
-			inst.trigger = $( this._get( inst, "buttonImageOnly" ) ?
-				$( "<img/>" ).addClass( this._triggerClass ).
-					attr( { src: buttonImage, alt: buttonText, title: buttonText } ) :
-				$( "<button type='button'></button>" ).addClass( this._triggerClass ).
-					html( !buttonImage ? buttonText : $( "<img/>" ).attr(
-					{ src:buttonImage, alt:buttonText, title:buttonText } ) ) );
+
+			if ( this._get( inst, "buttonImageOnly" ) ) {
+				inst.trigger = $( "<img>" )
+					.addClass( this._triggerClass )
+					.attr( {
+						src: buttonImage,
+						alt: buttonText,
+						title: buttonText
+					} );
+			} else {
+				inst.trigger = $( "<button type='button'>" )
+					.addClass( this._triggerClass );
+				if ( buttonImage ) {
+					inst.trigger.html(
+						$( "<img>" )
+							.attr( {
+								src: buttonImage,
+								alt: buttonText,
+								title: buttonText
+							} )
+					);
+				} else {
+					inst.trigger.text( buttonText );
+				}
+			}
+
 			input[ isRTL ? "before" : "after" ]( inst.trigger );
 			inst.trigger.on( "click", function() {
 				if ( $.datepicker._datepickerShowing && $.datepicker._lastInput === input[ 0 ] ) {
@@ -397,16 +426,17 @@
 			inst.append.remove();
 			inst.trigger.remove();
 			$target.removeClass( this.markerClassName ).
-				off( "focus", this._showDatepicker ).
-				off( "keydown", this._doKeyDown ).
-				off( "keypress", this._doKeyPress ).
-				off( "keyup", this._doKeyUp );
+			off( "focus", this._showDatepicker ).
+			off( "keydown", this._doKeyDown ).
+			off( "keypress", this._doKeyPress ).
+			off( "keyup", this._doKeyUp );
 		} else if ( nodeName === "div" || nodeName === "span" ) {
 			$target.removeClass( this.markerClassName ).empty();
 		}
 
 		if ( datepicker_instActive === inst ) {
 			datepicker_instActive = null;
+			this._curInst = null;
 		}
 	},
 
@@ -426,16 +456,22 @@
 		if ( nodeName === "input" ) {
 			target.disabled = false;
 			inst.trigger.filter( "button" ).
-				each( function() { this.disabled = false; } ).end().
-				filter( "img" ).css( { opacity: "1.0", cursor: "" } );
+			each( function() {
+				this.disabled = false;
+			} ).end().
+			filter( "img" ).css( { opacity: "1.0", cursor: "" } );
 		} else if ( nodeName === "div" || nodeName === "span" ) {
 			inline = $target.children( "." + this._inlineClass );
 			inline.children().removeClass( "ui-state-disabled" );
 			inline.find( "select.ui-datepicker-month, select.ui-datepicker-year" ).
-				prop( "disabled", false );
+			prop( "disabled", false );
 		}
 		this._disabledInputs = $.map( this._disabledInputs,
-			function( value ) { return ( value === target ? null : value ); } ); // delete entry
+
+			// Delete entry
+			function( value ) {
+				return ( value === target ? null : value );
+			} );
 	},
 
 	/* Disable the date picker to a jQuery selection.
@@ -454,16 +490,22 @@
 		if ( nodeName === "input" ) {
 			target.disabled = true;
 			inst.trigger.filter( "button" ).
-				each( function() { this.disabled = true; } ).end().
-				filter( "img" ).css( { opacity: "0.5", cursor: "default" } );
+			each( function() {
+				this.disabled = true;
+			} ).end().
+			filter( "img" ).css( { opacity: "0.5", cursor: "default" } );
 		} else if ( nodeName === "div" || nodeName === "span" ) {
 			inline = $target.children( "." + this._inlineClass );
 			inline.children().addClass( "ui-state-disabled" );
 			inline.find( "select.ui-datepicker-month, select.ui-datepicker-year" ).
-				prop( "disabled", true );
+			prop( "disabled", true );
 		}
 		this._disabledInputs = $.map( this._disabledInputs,
-			function( value ) { return ( value === target ? null : value ); } ); // delete entry
+
+			// Delete entry
+			function( value ) {
+				return ( value === target ? null : value );
+			} );
 		this._disabledInputs[ this._disabledInputs.length ] = target;
 	},
 
@@ -491,8 +533,7 @@
 	_getInst: function( target ) {
 		try {
 			return $.data( target, "datepicker" );
-		}
-		catch ( err ) {
+		} catch ( err ) {
 			throw "Missing instance data for this datepicker";
 		}
 	},
@@ -513,7 +554,7 @@
 		if ( arguments.length === 2 && typeof name === "string" ) {
 			return ( name === "defaults" ? $.extend( {}, $.datepicker._defaults ) :
 				( inst ? ( name === "all" ? $.extend( {}, inst.settings ) :
-				this._get( inst, name ) ) : null ) );
+					this._get( inst, name ) ) : null ) );
 		}
 
 		settings = name || {};
@@ -606,83 +647,83 @@
 		if ( $.datepicker._datepickerShowing ) {
 			switch ( event.keyCode ) {
 				case 9: $.datepicker._hideDatepicker();
-						handled = false;
-						break; // hide on tab out
+					handled = false;
+					break; // hide on tab out
 				case 13: sel = $( "td." + $.datepicker._dayOverClass + ":not(." +
-									$.datepicker._currentClass + ")", inst.dpDiv );
-						if ( sel[ 0 ] ) {
-							$.datepicker._selectDay( event.target, inst.selectedMonth, inst.selectedYear, sel[ 0 ] );
-						}
+					$.datepicker._currentClass + ")", inst.dpDiv );
+					if ( sel[ 0 ] ) {
+						$.datepicker._selectDay( event.target, inst.selectedMonth, inst.selectedYear, sel[ 0 ] );
+					}
+
+					onSelect = $.datepicker._get( inst, "onSelect" );
+					if ( onSelect ) {
+						dateStr = $.datepicker._formatDate( inst );
+
+						// Trigger custom callback
+						onSelect.apply( ( inst.input ? inst.input[ 0 ] : null ), [ dateStr, inst ] );
+					} else {
+						$.datepicker._hideDatepicker();
+					}
 
-						onSelect = $.datepicker._get( inst, "onSelect" );
-						if ( onSelect ) {
-							dateStr = $.datepicker._formatDate( inst );
+					return false; // don't submit the form
+				case 27: $.datepicker._hideDatepicker();
+					break; // hide on escape
+				case 33: $.datepicker._adjustDate( event.target, ( event.ctrlKey ?
+					-$.datepicker._get( inst, "stepBigMonths" ) :
+					-$.datepicker._get( inst, "stepMonths" ) ), "M" );
+					break; // previous month/year on page up/+ ctrl
+				case 34: $.datepicker._adjustDate( event.target, ( event.ctrlKey ?
+					+$.datepicker._get( inst, "stepBigMonths" ) :
+					+$.datepicker._get( inst, "stepMonths" ) ), "M" );
+					break; // next month/year on page down/+ ctrl
+				case 35: if ( event.ctrlKey || event.metaKey ) {
+					$.datepicker._clearDate( event.target );
+				}
+					handled = event.ctrlKey || event.metaKey;
+					break; // clear on ctrl or command +end
+				case 36: if ( event.ctrlKey || event.metaKey ) {
+					$.datepicker._gotoToday( event.target );
+				}
+					handled = event.ctrlKey || event.metaKey;
+					break; // current on ctrl or command +home
+				case 37: if ( event.ctrlKey || event.metaKey ) {
+					$.datepicker._adjustDate( event.target, ( isRTL ? +1 : -1 ), "D" );
+				}
+					handled = event.ctrlKey || event.metaKey;
 
-							// Trigger custom callback
-							onSelect.apply( ( inst.input ? inst.input[ 0 ] : null ), [ dateStr, inst ] );
-						} else {
-							$.datepicker._hideDatepicker();
-						}
-
-						return false; // don't submit the form
-				case 27: $.datepicker._hideDatepicker();
-						break; // hide on escape
-				case 33: $.datepicker._adjustDate( event.target, ( event.ctrlKey ?
+					// -1 day on ctrl or command +left
+					if ( event.originalEvent.altKey ) {
+						$.datepicker._adjustDate( event.target, ( event.ctrlKey ?
 							-$.datepicker._get( inst, "stepBigMonths" ) :
 							-$.datepicker._get( inst, "stepMonths" ) ), "M" );
-						break; // previous month/year on page up/+ ctrl
-				case 34: $.datepicker._adjustDate( event.target, ( event.ctrlKey ?
+					}
+
+					// next month/year on alt +left on Mac
+					break;
+				case 38: if ( event.ctrlKey || event.metaKey ) {
+					$.datepicker._adjustDate( event.target, -7, "D" );
+				}
+					handled = event.ctrlKey || event.metaKey;
+					break; // -1 week on ctrl or command +up
+				case 39: if ( event.ctrlKey || event.metaKey ) {
+					$.datepicker._adjustDate( event.target, ( isRTL ? -1 : +1 ), "D" );
+				}
+					handled = event.ctrlKey || event.metaKey;
+
+					// +1 day on ctrl or command +right
+					if ( event.originalEvent.altKey ) {
+						$.datepicker._adjustDate( event.target, ( event.ctrlKey ?
 							+$.datepicker._get( inst, "stepBigMonths" ) :
 							+$.datepicker._get( inst, "stepMonths" ) ), "M" );
-						break; // next month/year on page down/+ ctrl
-				case 35: if ( event.ctrlKey || event.metaKey ) {
-							$.datepicker._clearDate( event.target );
-						}
-						handled = event.ctrlKey || event.metaKey;
-						break; // clear on ctrl or command +end
-				case 36: if ( event.ctrlKey || event.metaKey ) {
-							$.datepicker._gotoToday( event.target );
-						}
-						handled = event.ctrlKey || event.metaKey;
-						break; // current on ctrl or command +home
-				case 37: if ( event.ctrlKey || event.metaKey ) {
-							$.datepicker._adjustDate( event.target, ( isRTL ? +1 : -1 ), "D" );
-						}
-						handled = event.ctrlKey || event.metaKey;
-
-						// -1 day on ctrl or command +left
-						if ( event.originalEvent.altKey ) {
-							$.datepicker._adjustDate( event.target, ( event.ctrlKey ?
-								-$.datepicker._get( inst, "stepBigMonths" ) :
-								-$.datepicker._get( inst, "stepMonths" ) ), "M" );
-						}
+					}
 
-						// next month/year on alt +left on Mac
-						break;
-				case 38: if ( event.ctrlKey || event.metaKey ) {
-							$.datepicker._adjustDate( event.target, -7, "D" );
-						}
-						handled = event.ctrlKey || event.metaKey;
-						break; // -1 week on ctrl or command +up
-				case 39: if ( event.ctrlKey || event.metaKey ) {
-							$.datepicker._adjustDate( event.target, ( isRTL ? -1 : +1 ), "D" );
-						}
-						handled = event.ctrlKey || event.metaKey;
-
-						// +1 day on ctrl or command +right
-						if ( event.originalEvent.altKey ) {
-							$.datepicker._adjustDate( event.target, ( event.ctrlKey ?
-								+$.datepicker._get( inst, "stepBigMonths" ) :
-								+$.datepicker._get( inst, "stepMonths" ) ), "M" );
-						}
-
-						// next month/year on alt +right
-						break;
+					// next month/year on alt +right
+					break;
 				case 40: if ( event.ctrlKey || event.metaKey ) {
-							$.datepicker._adjustDate( event.target, +7, "D" );
-						}
-						handled = event.ctrlKey || event.metaKey;
-						break; // +1 week on ctrl or command +down
+					$.datepicker._adjustDate( event.target, +7, "D" );
+				}
+					handled = event.ctrlKey || event.metaKey;
+					break; // +1 week on ctrl or command +down
 				default: handled = false;
 			}
 		} else if ( event.keyCode === 36 && event.ctrlKey ) { // display the date picker on ctrl+home
@@ -725,8 +766,7 @@
 					$.datepicker._updateAlternate( inst );
 					$.datepicker._updateDatepicker( inst );
 				}
-			}
-			catch ( err ) {
+			} catch ( err ) {
 			}
 		}
 		return true;
@@ -797,7 +837,7 @@
 		// and adjust position before showing
 		offset = $.datepicker._checkOffset( inst, offset, isFixed );
 		inst.dpDiv.css( { position: ( $.datepicker._inDialog && $.blockUI ?
-			"static" : ( isFixed ? "fixed" : "absolute" ) ), display: "none",
+				"static" : ( isFixed ? "fixed" : "absolute" ) ), display: "none",
 			left: offset.left + "px", top: offset.top + "px" } );
 
 		if ( !inst.inline ) {
@@ -831,7 +871,8 @@
 			numMonths = this._getNumberOfMonths( inst ),
 			cols = numMonths[ 1 ],
 			width = 17,
-			activeCell = inst.dpDiv.find( "." + this._dayOverClass + " a" );
+			activeCell = inst.dpDiv.find( "." + this._dayOverClass + " a" ),
+			onUpdateDatepicker = $.datepicker._get( inst, "onUpdateDatepicker" );
 
 		if ( activeCell.length > 0 ) {
 			datepicker_handleMouseover.apply( activeCell.get( 0 ) );
@@ -842,9 +883,9 @@
 			inst.dpDiv.addClass( "ui-datepicker-multi-" + cols ).css( "width", ( width * cols ) + "em" );
 		}
 		inst.dpDiv[ ( numMonths[ 0 ] !== 1 || numMonths[ 1 ] !== 1 ? "add" : "remove" ) +
-			"Class" ]( "ui-datepicker-multi" );
+		"Class" ]( "ui-datepicker-multi" );
 		inst.dpDiv[ ( this._get( inst, "isRTL" ) ? "add" : "remove" ) +
-			"Class" ]( "ui-datepicker-rtl" );
+		"Class" ]( "ui-datepicker-rtl" );
 
 		if ( inst === $.datepicker._curInst && $.datepicker._datepickerShowing && $.datepicker._shouldFocusInput( inst ) ) {
 			inst.input.trigger( "focus" );
@@ -857,11 +898,15 @@
 
 				//assure that inst.yearshtml didn't change.
 				if ( origyearshtml === inst.yearshtml && inst.yearshtml ) {
-					inst.dpDiv.find( "select.ui-datepicker-year:first" ).replaceWith( inst.yearshtml );
+					inst.dpDiv.find( "select.ui-datepicker-year" ).first().replaceWith( inst.yearshtml );
 				}
 				origyearshtml = inst.yearshtml = null;
 			}, 0 );
 		}
+
+		if ( onUpdateDatepicker ) {
+			onUpdateDatepicker.apply( ( inst.input ? inst.input[ 0 ] : null ), [ inst ] );
+		}
 	},
 
 	// #6694 - don't focus the input if it's already focused
@@ -899,7 +944,7 @@
 			inst = this._getInst( obj ),
 			isRTL = this._get( inst, "isRTL" );
 
-		while ( obj && ( obj.type === "hidden" || obj.nodeType !== 1 || $.expr.filters.hidden( obj ) ) ) {
+		while ( obj && ( obj.type === "hidden" || obj.nodeType !== 1 || $.expr.pseudos.hidden( obj ) ) ) {
 			obj = obj[ isRTL ? "previousSibling" : "nextSibling" ];
 		}
 
@@ -975,7 +1020,7 @@
 				!$target.closest( "." + $.datepicker._triggerClass ).length &&
 				$.datepicker._datepickerShowing && !( $.datepicker._inDialog && $.blockUI ) ) ) ||
 			( $target.hasClass( $.datepicker.markerClassName ) && $.datepicker._curInst !== inst ) ) {
-				$.datepicker._hideDatepicker();
+			$.datepicker._hideDatepicker();
 		}
 	},
 
@@ -987,9 +1032,7 @@
 		if ( this._isDisabledDatepicker( target[ 0 ] ) ) {
 			return;
 		}
-		this._adjustInstDate( inst, offset +
-			( period === "M" ? this._get( inst, "showCurrentAtPos" ) : 0 ), // undo positioning
-			period );
+		this._adjustInstDate( inst, offset, period );
 		this._updateDatepicker( inst );
 	},
 
@@ -1019,8 +1062,8 @@
 			inst = this._getInst( target[ 0 ] );
 
 		inst[ "selected" + ( period === "M" ? "Month" : "Year" ) ] =
-		inst[ "draw" + ( period === "M" ? "Month" : "Year" ) ] =
-			parseInt( select.options[ select.selectedIndex ].value, 10 );
+			inst[ "draw" + ( period === "M" ? "Month" : "Year" ) ] =
+				parseInt( select.options[ select.selectedIndex ].value, 10 );
 
 		this._notifyChange( inst );
 		this._adjustDate( target );
@@ -1036,7 +1079,7 @@
 		}
 
 		inst = this._getInst( target[ 0 ] );
-		inst.selectedDay = inst.currentDay = $( "a", td ).html();
+		inst.selectedDay = inst.currentDay = parseInt( $( "a", td ).attr( "data-date" ) );
 		inst.selectedMonth = inst.currentMonth = month;
 		inst.selectedYear = inst.currentYear = year;
 		this._selectDate( id, this._formatDate( inst,
@@ -1089,7 +1132,7 @@
 			altFormat = this._get( inst, "altFormat" ) || this._get( inst, "dateFormat" );
 			date = this._getDate( inst );
 			dateStr = this.formatDate( altFormat, date, this._getFormatConfig( inst ) );
-			$( altField ).val( dateStr );
+			$( document ).find( altField ).val( dateStr );
 		}
 	},
 
@@ -1171,7 +1214,7 @@
 			getNumber = function( match ) {
 				var isDoubled = lookAhead( match ),
 					size = ( match === "@" ? 14 : ( match === "!" ? 20 :
-					( match === "y" && isDoubled ? 4 : ( match === "o" ? 3 : 2 ) ) ) ),
+						( match === "y" && isDoubled ? 4 : ( match === "o" ? 3 : 2 ) ) ) ),
 					minSize = ( match === "y" ? size : 1 ),
 					digits = new RegExp( "^\\d{" + minSize + "," + size + "}" ),
 					num = value.substring( iValue ).match( digits );
@@ -1528,14 +1571,13 @@
 				try {
 					return $.datepicker.parseDate( $.datepicker._get( inst, "dateFormat" ),
 						offset, $.datepicker._getFormatConfig( inst ) );
-				}
-				catch ( e ) {
+				} catch ( e ) {
 
 					// Ignore
 				}
 
 				var date = ( offset.toLowerCase().match( /^c/ ) ?
-					$.datepicker._getDate( inst ) : null ) || new Date(),
+						$.datepicker._getDate( inst ) : null ) || new Date(),
 					year = date.getFullYear(),
 					month = date.getMonth(),
 					day = date.getDate(),
@@ -1612,8 +1654,8 @@
 	_getDate: function( inst ) {
 		var startDate = ( !inst.currentYear || ( inst.input && inst.input.val() === "" ) ? null :
 			this._daylightSavingAdjust( new Date(
-			inst.currentYear, inst.currentMonth, inst.currentDay ) ) );
-			return startDate;
+				inst.currentYear, inst.currentMonth, inst.currentDay ) ) );
+		return startDate;
 	},
 
 	/* Attach the onxxx handlers.  These are declared statically so
@@ -1703,32 +1745,104 @@
 			this._daylightSavingAdjust( new Date( drawYear, drawMonth - stepMonths, 1 ) ),
 			this._getFormatConfig( inst ) ) );
 
-		prev = ( this._canAdjustMonth( inst, -1, drawYear, drawMonth ) ?
-			"<a class='ui-datepicker-prev ui-corner-all' data-handler='prev' data-event='click'" +
-			" title='" + prevText + "'><span class='ui-icon ui-icon-circle-triangle-" + ( isRTL ? "e" : "w" ) + "'>" + prevText + "</span></a>" :
-			( hideIfNoPrevNext ? "" : "<a class='ui-datepicker-prev ui-corner-all ui-state-disabled' title='" + prevText + "'><span class='ui-icon ui-icon-circle-triangle-" + ( isRTL ? "e" : "w" ) + "'>" + prevText + "</span></a>" ) );
+		if ( this._canAdjustMonth( inst, -1, drawYear, drawMonth ) ) {
+			prev = $( "<a>" )
+				.attr( {
+					"class": "ui-datepicker-prev ui-corner-all",
+					"data-handler": "prev",
+					"data-event": "click",
+					title: prevText
+				} )
+				.append(
+					$( "<span>" )
+						.addClass( "ui-icon ui-icon-circle-triangle-" +
+							( isRTL ? "e" : "w" ) )
+						.text( prevText )
+				)[ 0 ].outerHTML;
+		} else if ( hideIfNoPrevNext ) {
+			prev = "";
+		} else {
+			prev = $( "<a>" )
+				.attr( {
+					"class": "ui-datepicker-prev ui-corner-all ui-state-disabled",
+					title: prevText
+				} )
+				.append(
+					$( "<span>" )
+						.addClass( "ui-icon ui-icon-circle-triangle-" +
+							( isRTL ? "e" : "w" ) )
+						.text( prevText )
+				)[ 0 ].outerHTML;
+		}
 
 		nextText = this._get( inst, "nextText" );
 		nextText = ( !navigationAsDateFormat ? nextText : this.formatDate( nextText,
 			this._daylightSavingAdjust( new Date( drawYear, drawMonth + stepMonths, 1 ) ),
 			this._getFormatConfig( inst ) ) );
 
-		next = ( this._canAdjustMonth( inst, +1, drawYear, drawMonth ) ?
-			"<a class='ui-datepicker-next ui-corner-all' data-handler='next' data-event='click'" +
-			" title='" + nextText + "'><span class='ui-icon ui-icon-circle-triangle-" + ( isRTL ? "w" : "e" ) + "'>" + nextText + "</span></a>" :
-			( hideIfNoPrevNext ? "" : "<a class='ui-datepicker-next ui-corner-all ui-state-disabled' title='" + nextText + "'><span class='ui-icon ui-icon-circle-triangle-" + ( isRTL ? "w" : "e" ) + "'>" + nextText + "</span></a>" ) );
+		if ( this._canAdjustMonth( inst, +1, drawYear, drawMonth ) ) {
+			next = $( "<a>" )
+				.attr( {
+					"class": "ui-datepicker-next ui-corner-all",
+					"data-handler": "next",
+					"data-event": "click",
+					title: nextText
+				} )
+				.append(
+					$( "<span>" )
+						.addClass( "ui-icon ui-icon-circle-triangle-" +
+							( isRTL ? "w" : "e" ) )
+						.text( nextText )
+				)[ 0 ].outerHTML;
+		} else if ( hideIfNoPrevNext ) {
+			next = "";
+		} else {
+			next = $( "<a>" )
+				.attr( {
+					"class": "ui-datepicker-next ui-corner-all ui-state-disabled",
+					title: nextText
+				} )
+				.append(
+					$( "<span>" )
+						.attr( "class", "ui-icon ui-icon-circle-triangle-" +
+							( isRTL ? "w" : "e" ) )
+						.text( nextText )
+				)[ 0 ].outerHTML;
+		}
 
 		currentText = this._get( inst, "currentText" );
 		gotoDate = ( this._get( inst, "gotoCurrent" ) && inst.currentDay ? currentDate : today );
 		currentText = ( !navigationAsDateFormat ? currentText :
 			this.formatDate( currentText, gotoDate, this._getFormatConfig( inst ) ) );
 
-		controls = ( !inst.inline ? "<button type='button' class='ui-datepicker-close ui-state-default ui-priority-primary ui-corner-all' data-handler='hide' data-event='click'>" +
-			this._get( inst, "closeText" ) + "</button>" : "" );
+		controls = "";
+		if ( !inst.inline ) {
+			controls = $( "<button>" )
+				.attr( {
+					type: "button",
+					"class": "ui-datepicker-close ui-state-default ui-priority-primary ui-corner-all",
+					"data-handler": "hide",
+					"data-event": "click"
+				} )
+				.text( this._get( inst, "closeText" ) )[ 0 ].outerHTML;
+		}
 
-		buttonPanel = ( showButtonPanel ) ? "<div class='ui-datepicker-buttonpane ui-widget-content'>" + ( isRTL ? controls : "" ) +
-			( this._isInRange( inst, gotoDate ) ? "<button type='button' class='ui-datepicker-current ui-state-default ui-priority-secondary ui-corner-all' data-handler='today' data-event='click'" +
-			">" + currentText + "</button>" : "" ) + ( isRTL ? "" : controls ) + "</div>" : "";
+		buttonPanel = "";
+		if ( showButtonPanel ) {
+			buttonPanel = $( "<div class='ui-datepicker-buttonpane ui-widget-content'>" )
+				.append( isRTL ? controls : "" )
+				.append( this._isInRange( inst, gotoDate ) ?
+					$( "<button>" )
+						.attr( {
+							type: "button",
+							"class": "ui-datepicker-current ui-state-default ui-priority-secondary ui-corner-all",
+							"data-handler": "today",
+							"data-event": "click"
+						} )
+						.text( currentText ) :
+					"" )
+				.append( isRTL ? "" : controls )[ 0 ].outerHTML;
+		}
 
 		firstDay = parseInt( this._get( inst, "firstDay" ), 10 );
 		firstDay = ( isNaN( firstDay ) ? 0 : firstDay );
@@ -1768,7 +1882,7 @@
 					( /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
+						row > 0 || col > 0, monthNames, monthNamesShort ) + // draw month headers
 					"</div><table class='ui-datepicker-calendar'><thead>" +
 					"<tr>";
 				thead = ( showWeek ? "<th class='ui-datepicker-week-col'>" + this._get( inst, "weekHeader" ) + "</th>" : "" );
@@ -1803,20 +1917,22 @@
 							( ( printDate.getTime() === selectedDate.getTime() && drawMonth === inst.selectedMonth && inst._keyEvent ) || // user pressed key
 							( defaultDate.getTime() === printDate.getTime() && defaultDate.getTime() === selectedDate.getTime() ) ?
 
-							// or defaultDate is current printedDate and defaultDate is selectedDate
-							" " + this._dayOverClass : "" ) + // highlight selected day
+								// or defaultDate is current printedDate and defaultDate is selectedDate
+								" " + this._dayOverClass : "" ) + // highlight selected day
 							( unselectable ? " " + this._unselectableClass + " ui-state-disabled" : "" ) +  // highlight unselectable days
 							( otherMonth && !showOtherMonths ? "" : " " + daySettings[ 1 ] + // highlight custom dates
-							( printDate.getTime() === currentDate.getTime() ? " " + this._currentClass : "" ) + // highlight selected day
-							( printDate.getTime() === today.getTime() ? " ui-datepicker-today" : "" ) ) + "'" + // highlight today (if different)
+								( printDate.getTime() === currentDate.getTime() ? " " + this._currentClass : "" ) + // highlight selected day
+								( printDate.getTime() === today.getTime() ? " ui-datepicker-today" : "" ) ) + "'" + // highlight today (if different)
 							( ( !otherMonth || showOtherMonths ) && daySettings[ 2 ] ? " title='" + daySettings[ 2 ].replace( /'/g, "&#39;" ) + "'" : "" ) + // cell title
 							( unselectable ? "" : " data-handler='selectDay' data-event='click' data-month='" + printDate.getMonth() + "' data-year='" + printDate.getFullYear() + "'" ) + ">" + // actions
 							( otherMonth && !showOtherMonths ? "&#xa0;" : // display for other months
-							( unselectable ? "<span class='ui-state-default'>" + printDate.getDate() + "</span>" : "<a class='ui-state-default" +
-							( printDate.getTime() === today.getTime() ? " ui-state-highlight" : "" ) +
-							( printDate.getTime() === currentDate.getTime() ? " ui-state-active" : "" ) + // highlight selected day
-							( otherMonth ? " ui-priority-secondary" : "" ) + // distinguish dates from other months
-							"' href='#'>" + printDate.getDate() + "</a>" ) ) + "</td>"; // display selectable date
+								( unselectable ? "<span class='ui-state-default'>" + printDate.getDate() + "</span>" : "<a class='ui-state-default" +
+									( printDate.getTime() === today.getTime() ? " ui-state-highlight" : "" ) +
+									( printDate.getTime() === currentDate.getTime() ? " ui-state-active" : "" ) + // highlight selected day
+									( otherMonth ? " ui-priority-secondary" : "" ) + // distinguish dates from other months
+									"' href='#' aria-current='" + ( printDate.getTime() === currentDate.getTime() ? "true" : "false" ) + // mark date as selected for screen reader
+									"' data-date='" + printDate.getDate() + // store date as data
+									"'>" + printDate.getDate() + "</a>" ) ) + "</td>"; // display selectable date
 						printDate.setDate( printDate.getDate() + 1 );
 						printDate = this._daylightSavingAdjust( printDate );
 					}
@@ -1828,7 +1944,7 @@
 					drawYear++;
 				}
 				calender += "</tbody></table>" + ( isMultiMonth ? "</div>" +
-							( ( numMonths[ 0 ] > 0 && col === numMonths[ 1 ] - 1 ) ? "<div class='ui-datepicker-row-break'></div>" : "" ) : "" );
+					( ( numMonths[ 0 ] > 0 && col === numMonths[ 1 ] - 1 ) ? "<div class='ui-datepicker-row-break'></div>" : "" ) : "" );
 				group += calender;
 			}
 			html += group;
@@ -1840,12 +1956,14 @@
 
 	/* Generate the month and year header. */
 	_generateMonthYearHeader: function( inst, drawMonth, drawYear, minDate, maxDate,
-			secondary, monthNames, monthNamesShort ) {
+										secondary, monthNames, monthNamesShort ) {
 
 		var inMinYear, inMaxYear, month, years, thisYear, determineYear, year, endYear,
 			changeMonth = this._get( inst, "changeMonth" ),
 			changeYear = this._get( inst, "changeYear" ),
 			showMonthAfterYear = this._get( inst, "showMonthAfterYear" ),
+			selectMonthLabel = this._get( inst, "selectMonthLabel" ),
+			selectYearLabel = this._get( inst, "selectYearLabel" ),
 			html = "<div class='ui-datepicker-title'>",
 			monthHtml = "";
 
@@ -1855,7 +1973,7 @@
 		} else {
 			inMinYear = ( minDate && minDate.getFullYear() === drawYear );
 			inMaxYear = ( maxDate && maxDate.getFullYear() === drawYear );
-			monthHtml += "<select class='ui-datepicker-month' data-handler='selectMonth' data-event='change'>";
+			monthHtml += "<select class='ui-datepicker-month' aria-label='" + selectMonthLabel + "' data-handler='selectMonth' data-event='change'>";
 			for ( month = 0; month < 12; month++ ) {
 				if ( ( !inMinYear || month >= minDate.getMonth() ) && ( !inMaxYear || month <= maxDate.getMonth() ) ) {
 					monthHtml += "<option value='" + month + "'" +
@@ -1883,14 +2001,14 @@
 				determineYear = function( value ) {
 					var year = ( value.match( /c[+\-].*/ ) ? drawYear + parseInt( value.substring( 1 ), 10 ) :
 						( value.match( /[+\-].*/ ) ? thisYear + parseInt( value, 10 ) :
-						parseInt( value, 10 ) ) );
+							parseInt( value, 10 ) ) );
 					return ( isNaN( year ) ? thisYear : year );
 				};
 				year = determineYear( years[ 0 ] );
 				endYear = Math.max( year, determineYear( years[ 1 ] || "" ) );
 				year = ( minDate ? Math.max( year, minDate.getFullYear() ) : year );
 				endYear = ( maxDate ? Math.min( endYear, maxDate.getFullYear() ) : endYear );
-				inst.yearshtml += "<select class='ui-datepicker-year' data-handler='selectYear' data-event='change'>";
+				inst.yearshtml += "<select class='ui-datepicker-year' aria-label='" + selectYearLabel + "' data-handler='selectYear' data-event='change'>";
 				for ( ; year <= endYear; year++ ) {
 					inst.yearshtml += "<option value='" + year + "'" +
 						( year === drawYear ? " selected='selected'" : "" ) +
@@ -1968,7 +2086,7 @@
 	_canAdjustMonth: function( inst, offset, curYear, curMonth ) {
 		var numMonths = this._getNumberOfMonths( inst ),
 			date = this._daylightSavingAdjust( new Date( curYear,
-			curMonth + ( offset < 0 ? offset : numMonths[ 0 ] * numMonths[ 1 ] ), 1 ) );
+				curMonth + ( offset < 0 ? offset : numMonths[ 0 ] * numMonths[ 1 ] ), 1 ) );
 
 		if ( offset < 0 ) {
 			date.setDate( this._getDaysInMonth( date.getFullYear(), date.getMonth() ) );
@@ -1984,18 +2102,18 @@
 			minYear = null,
 			maxYear = null,
 			years = this._get( inst, "yearRange" );
-			if ( years ) {
-				yearSplit = years.split( ":" );
-				currentYear = new Date().getFullYear();
-				minYear = parseInt( yearSplit[ 0 ], 10 );
-				maxYear = parseInt( yearSplit[ 1 ], 10 );
-				if ( yearSplit[ 0 ].match( /[+\-].*/ ) ) {
-					minYear += currentYear;
-				}
-				if ( yearSplit[ 1 ].match( /[+\-].*/ ) ) {
-					maxYear += currentYear;
-				}
+		if ( years ) {
+			yearSplit = years.split( ":" );
+			currentYear = new Date().getFullYear();
+			minYear = parseInt( yearSplit[ 0 ], 10 );
+			maxYear = parseInt( yearSplit[ 1 ], 10 );
+			if ( yearSplit[ 0 ].match( /[+\-].*/ ) ) {
+				minYear += currentYear;
 			}
+			if ( yearSplit[ 1 ].match( /[+\-].*/ ) ) {
+				maxYear += currentYear;
+			}
+		}
 
 		return ( ( !minDate || date.getTime() >= minDate.getTime() ) &&
 			( !maxDate || date.getTime() <= maxDate.getTime() ) &&
@@ -2021,7 +2139,7 @@
 			inst.currentYear = inst.selectedYear;
 		}
 		var date = ( day ? ( typeof day === "object" ? day :
-			this._daylightSavingAdjust( new Date( year, month, day ) ) ) :
+				this._daylightSavingAdjust( new Date( year, month, day ) ) ) :
 			this._daylightSavingAdjust( new Date( inst.currentYear, inst.currentMonth, inst.currentDay ) ) );
 		return this.formatDate( this._get( inst, "dateFormat" ), date, this._getFormatConfig( inst ) );
 	}
@@ -2035,14 +2153,14 @@
 function datepicker_bindHover( dpDiv ) {
 	var selector = "button, .ui-datepicker-prev, .ui-datepicker-next, .ui-datepicker-calendar td a";
 	return dpDiv.on( "mouseout", selector, function() {
-			$( this ).removeClass( "ui-state-hover" );
-			if ( this.className.indexOf( "ui-datepicker-prev" ) !== -1 ) {
-				$( this ).removeClass( "ui-datepicker-prev-hover" );
-			}
-			if ( this.className.indexOf( "ui-datepicker-next" ) !== -1 ) {
-				$( this ).removeClass( "ui-datepicker-next-hover" );
-			}
-		} )
+		$( this ).removeClass( "ui-state-hover" );
+		if ( this.className.indexOf( "ui-datepicker-prev" ) !== -1 ) {
+			$( this ).removeClass( "ui-datepicker-prev-hover" );
+		}
+		if ( this.className.indexOf( "ui-datepicker-next" ) !== -1 ) {
+			$( this ).removeClass( "ui-datepicker-next-hover" );
+		}
+	} )
 		.on( "mouseover", selector, datepicker_handleMouseover );
 }
 
@@ -2095,25 +2213,27 @@
 	var otherArgs = Array.prototype.slice.call( arguments, 1 );
 	if ( typeof options === "string" && ( options === "isDisabled" || options === "getDate" || options === "widget" ) ) {
 		return $.datepicker[ "_" + options + "Datepicker" ].
-			apply( $.datepicker, [ this[ 0 ] ].concat( otherArgs ) );
+		apply( $.datepicker, [ this[ 0 ] ].concat( otherArgs ) );
 	}
 	if ( options === "option" && arguments.length === 2 && typeof arguments[ 1 ] === "string" ) {
 		return $.datepicker[ "_" + options + "Datepicker" ].
-			apply( $.datepicker, [ this[ 0 ] ].concat( otherArgs ) );
+		apply( $.datepicker, [ this[ 0 ] ].concat( otherArgs ) );
 	}
 	return this.each( function() {
-		typeof options === "string" ?
-			$.datepicker[ "_" + options + "Datepicker" ].
-				apply( $.datepicker, [ this ].concat( otherArgs ) ) :
+		if ( typeof options === "string" ) {
+			$.datepicker[ "_" + options + "Datepicker" ]
+				.apply( $.datepicker, [ this ].concat( otherArgs ) );
+		} else {
 			$.datepicker._attachDatepicker( this, options );
+		}
 	} );
 };
 
 $.datepicker = new Datepicker(); // singleton instance
 $.datepicker.initialized = false;
 $.datepicker.uuid = new Date().getTime();
-$.datepicker.version = "1.12.1";
+$.datepicker.version = "1.13.1";
 
 return $.datepicker;
 
-} ) );
+} );