<!DOCTYPE html>
<html ng-app="app" lang="en">
<head>
    <meta charset="utf-8" />
    <title>jQuery UI Datepicker with Twitter Bootstrap Theme</title>
    <link rel="stylesheet" href="bootstrap.min.css" />
    <link rel="stylesheet" href="bootstrap-datepicker.css" />
    <style>body{margin:3em}</style>
</head>
<body>


<div  class="container" ng-controller="mainCtrl">
 
        <div class="input-append">
            <input date-p
            id="datepicker1"
            class="input-small"
            type="text"
            ui-mask="99/99/9999"
            ng-model="$parent.dt"
            >
            <button  class="btn" type="button" ><i class="icon-calendar">i</i></button>
        </div>
      <div class="input-append">
            <input date-p
            id="datepickerSecond"
            class="input-small"
            type="text"
            ui-mask="99/99/9999"
            ng-model="$parent.dt1" 
            >
            <button  class="btn" type="button" ><i class="icon-calendar">i</i></button>
        </div>  


</div>


<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.2/jquery.min.js"></script>
<script src="bootstrap-datepicker.js"></script>
<script src="bootstrap-datepicker.fa.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.7/angular.js"></script>
<script src="//angular-ui.github.io/bootstrap/ui-bootstrap-tpls-0.11.0.js"></script>

    <script src="//cdnjs.cloudflare.com/ajax/libs/angular-ui-utils/0.1.1/angular-ui-utils.min.js"></script>

<script src="script.js"></script>

</body>
</html>
// Code goes here

var app = angular.module('app', ['ui.mask']);
app.directive('dateP', function() {
  return {
    restrict: 'A',
    require: 'ngModel',
  
    link: function(scope, element, attr, ngModel) {
      element.datepicker({
        format: 'dd/mm/yyyy',
        autoclose: true
      });
      element.next().bind('click',function(){
         element.datepicker('show');
      })
    }
  } 
});

app.controller('mainCtrl', function($scope) {

  $scope.dt;
$scope.dt1;

});
/* Styles go here */

/*! jQuery UI - v1.9.1 - 2012-10-29
* http://jqueryui.com
* Includes: jquery.ui.core.css, jquery.ui.datepicker.css
*
* Copyright (c) 2012 jQuery Foundation and other contributors Licensed MIT */

/* Layout helpers
----------------------------------*/
.ui-helper-hidden { display: none; }
.ui-helper-hidden-accessible { position: absolute !important; clip: rect(1px 1px 1px 1px); clip: rect(1px,1px,1px,1px); }
.ui-helper-reset { margin: 0; padding: 0; border: 0; outline: 0; line-height: 1.3; text-decoration: none; font-size: 100%; list-style: none; }
.ui-helper-clearfix:before, .ui-helper-clearfix:after { content: ""; display: table; }
.ui-helper-clearfix:after { clear: both; }
.ui-helper-clearfix { zoom: 1; }
.ui-helper-zfix { width: 100%; height: 100%; top: 0; left: 0; position: absolute; opacity: 0; filter:Alpha(Opacity=0); }

/* Interaction Cues
----------------------------------*/
.ui-state-disabled { cursor: default !important; }

/* Misc visuals
----------------------------------*/

/* Overlays */
.ui-widget-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
.ui-datepicker { width: 17em; padding: 0; display: none; }
.ui-datepicker .ui-datepicker-header { position:relative; padding:.5em 0; border-bottom: 1px solid #eee; }
.ui-datepicker .ui-datepicker-prev, .ui-datepicker .ui-datepicker-next { position:absolute; top: 5px; border-radius: 3px; }
.ui-datepicker .ui-datepicker-prev { left:2px; }
.ui-datepicker .ui-datepicker-next { right:2px; }
.ui-datepicker .ui-datepicker-prev span, .ui-datepicker .ui-datepicker-next span { display: block; position: absolute; left: 50%; margin-left: -8px; top: 50%; margin-top: -8px;  }
.ui-datepicker .ui-datepicker-title { margin: 0 3.3em; line-height: 1.8em; text-align: center; font-weight: bolder; }
.ui-datepicker select.ui-datepicker-month-year {width: 100%;}
.ui-datepicker select.ui-datepicker-month, 
.ui-datepicker select.ui-datepicker-year { width: 49%;}
.ui-datepicker table {width: 100%; font-size: .9em; border-collapse: collapse; margin:0 0 .4em; }
.ui-datepicker th { padding: .7em .3em; text-align: center; font-weight: bold; border: 0; width: 2em; }
.ui-datepicker td { border: 0; padding: 1px; }
.ui-datepicker td span, .ui-datepicker td a { display: block; padding: .2em; text-align: center; text-decoration: none; }
.ui-datepicker .ui-datepicker-buttonpane { margin: .7em 0 0 0; padding:0 .2em; background: #f5f5f5; border-top: 1px solid #ddd;}
.ui-datepicker .ui-datepicker-buttonpane button { float: right; margin: .5em .2em .4em; cursor: pointer; padding: .2em .6em .3em .6em; width:auto; overflow:visible; }
.ui-datepicker .ui-datepicker-buttonpane button.ui-datepicker-current { float:left; }

/* with multiple calendars */
.ui-datepicker.ui-datepicker-multi { width:auto; }
.ui-datepicker-multi .ui-datepicker-group { float:left; }
.ui-datepicker-multi .ui-datepicker-group table { width:95%; margin:0 auto .4em; }
.ui-datepicker-multi-2 .ui-datepicker-group { width:50%; }
.ui-datepicker-multi-3 .ui-datepicker-group { width:33.3%; }
.ui-datepicker-multi-4 .ui-datepicker-group { width:25%; }
.ui-datepicker-multi .ui-datepicker-group-last .ui-datepicker-header { border-left-width:0; }
.ui-datepicker-multi .ui-datepicker-group-middle .ui-datepicker-header { border-left-width:0; }
.ui-datepicker-multi .ui-datepicker-buttonpane { clear:left; }
.ui-datepicker-row-break { clear:both; width:100%; font-size:0em; }

/* RTL support */
.ui-datepicker-rtl { direction: rtl; }
.ui-datepicker-rtl .ui-datepicker-prev { right: 2px; left: auto; }
.ui-datepicker-rtl .ui-datepicker-next { left: 2px; right: auto; }
.ui-datepicker-rtl .ui-datepicker-buttonpane { clear:right; }
.ui-datepicker-rtl .ui-datepicker-buttonpane button { float: left; }
.ui-datepicker-rtl .ui-datepicker-buttonpane button.ui-datepicker-current { float:right; }
.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*/
}
/* Component containers
----------------------------------*/
.ui-widget-content { border: 1px solid #ddd; background: #fff; color: #333; border-radius: 6px; box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);}

/* Interaction states
----------------------------------*/
.ui-state-default, .ui-widget-content .ui-state-default, .ui-widget-header .ui-state-default { background: #fff; color: #333; border-radius: 3px; }
.ui-datepicker-today .ui-state-default { background: #fcf8e3; }
.ui-state-hover, .ui-widget-content .ui-state-hover, .ui-widget-header .ui-state-hover, .ui-state-focus, .ui-widget-content .ui-state-focus, .ui-widget-header .ui-state-focus { background: #eee; }
.ui-state-active, .ui-widget-content .ui-state-active, .ui-widget-header .ui-state-active { background: #08c; color: #fff; }
.ui-datepicker-header .ui-state-hover { background: #fff; }

/* Interaction Cues
----------------------------------*/
.ui-priority-secondary, .ui-widget-content .ui-priority-secondary,  .ui-widget-header .ui-priority-secondary { opacity: .55; filter:Alpha(Opacity=55); }
.ui-state-disabled .ui-state-default { font-weight: normal; }
.ui-state-disabled, .ui-widget-content .ui-state-disabled, .ui-widget-header .ui-state-disabled { opacity: .15; filter:Alpha(Opacity=15); }
/**
 * Persian translation & Convert to Jalali Calendar for bootstrap-datepicker
 * Rahman Mousavian	<mousavian.rahman@gmail.com>
 *  Using jQuery Datepicker (Jalali Calendar) By:
 * 	Mahdi Hasheminezhad. email: hasheminezhad at gmail dot com (http://hasheminezhad.com)
 */
;

function mod(a, b) {return a - (b * Math.floor(a / b));}
/*
       JavaScript functions for the Fourmilab Calendar Converter

                  by John Walker  --  September, MIM
              http://www.fourmilab.ch/documents/calendar/

                This program is in the public domain.
*/
function leap_gregorian(year)
{
    return ((year % 4) == 0) &&
            (!(((year % 100) == 0) && ((year % 400) != 0)));
}
var GREGORIAN_EPOCH = 1721425.5;
function gregorian_to_jd(year, month, day)
{
    return (GREGORIAN_EPOCH - 1) +
           (365 * (year - 1)) +
           Math.floor((year - 1) / 4) +
           (-Math.floor((year - 1) / 100)) +
           Math.floor((year - 1) / 400) +
           Math.floor((((367 * month) - 362) / 12) +
           ((month <= 2) ? 0 :
                               (leap_gregorian(year) ? -1 : -2)
           ) +
           day);
}
function jd_to_gregorian(jd) {
    var wjd, depoch, quadricent, dqc, cent, dcent, quad, dquad,
        yindex, dyindex, year, yearday, leapadj;

    wjd = Math.floor(jd - 0.5) + 0.5;
    depoch = wjd - GREGORIAN_EPOCH;
    quadricent = Math.floor(depoch / 146097);
    dqc = mod(depoch, 146097);
    cent = Math.floor(dqc / 36524);
    dcent = mod(dqc, 36524);
    quad = Math.floor(dcent / 1461);
    dquad = mod(dcent, 1461);
    yindex = Math.floor(dquad / 365);
    year = (quadricent * 400) + (cent * 100) + (quad * 4) + yindex;
    if (!((cent == 4) || (yindex == 4))) {
        year++;
    }
    yearday = wjd - gregorian_to_jd(year, 1, 1);
    leapadj = ((wjd < gregorian_to_jd(year, 3, 1)) ? 0
                                                  :
                  (leap_gregorian(year) ? 1 : 2)
              );
    month = Math.floor((((yearday + leapadj) * 12) + 373) / 367);
    day = (wjd - gregorian_to_jd(year, month, 1)) + 1;

    return new Array(year, month, day);
}

function leap_islamic(year)
{
    return (((year * 11) + 14) % 30) < 11;
}
var ISLAMIC_EPOCH = 1948439.5;
function islamic_to_jd(year, month, day)
{
    return (day +
            Math.ceil(29.5 * (month - 1)) +
            (year - 1) * 354 +
            Math.floor((3 + (11 * year)) / 30) +
            ISLAMIC_EPOCH) - 1;
}
function jd_to_islamic(jd)
{
    var year, month, day;

    jd = Math.floor(jd) + 0.5;
    year = Math.floor(((30 * (jd - ISLAMIC_EPOCH)) + 10646) / 10631);
    month = Math.min(12,
                Math.ceil((jd - (29 + islamic_to_jd(year, 1, 1))) / 29.5) + 1);
    day = (jd - islamic_to_jd(year, month, 1)) + 1;
    return new Array(year, month, day);
}

function leap_persian(year)
{
    return ((((((year - ((year > 0) ? 474 : 473)) % 2820) + 474) + 38) * 682) % 2816) < 682;
}
var PERSIAN_EPOCH = 1948320.5;
function persian_to_jd(year, month, day)
{
    var epbase, epyear;

    epbase = year - ((year >= 0) ? 474 : 473);
    epyear = 474 + mod(epbase, 2820);

    return day +
            ((month <= 7) ?
                ((month - 1) * 31) :
                (((month - 1) * 30) + 6)
            ) +
            Math.floor(((epyear * 682) - 110) / 2816) +
            (epyear - 1) * 365 +
            Math.floor(epbase / 2820) * 1029983 +
            (PERSIAN_EPOCH - 1);
}
function jd_to_persian(jd)
{
    var year, month, day, depoch, cycle, cyear, ycycle,
        aux1, aux2, yday;


    jd = Math.floor(jd) + 0.5;

    depoch = jd - persian_to_jd(475, 1, 1);
    cycle = Math.floor(depoch / 1029983);
    cyear = mod(depoch, 1029983);
    if (cyear == 1029982) {
        ycycle = 2820;
    } else {
        aux1 = Math.floor(cyear / 366);
        aux2 = mod(cyear, 366);
        ycycle = Math.floor(((2134 * aux1) + (2816 * aux2) + 2815) / 1028522) +
                    aux1 + 1;
    }
    year = ycycle + (2820 * cycle) + 474;
    if (year <= 0) {
        year--;
    }
    yday = (jd - persian_to_jd(year, 1, 1)) + 1;
    month = (yday <= 186) ? Math.ceil(yday / 31) : Math.ceil((yday - 6) / 30);
    day = (jd - persian_to_jd(year, month, 1)) + 1;
    return new Array(year, month, day);
}

function JalaliDate(p0, p1, p2) {
    var gregorianDate;
    var jalaliDate;

	if (!isNaN(parseInt(p0)) && !isNaN(parseInt(p1)) && !isNaN(parseInt(p2))) {
        var g = jalali_to_gregorian([parseInt(p0, 10), parseInt(p1, 10), parseInt(p2, 10)]);
		setFullDate(new Date(g[0], g[1], g[2]));
    } else {
        setFullDate(p0);
    }

    function jalali_to_gregorian(d) {
		var adjustDay = 0;
		if(d[1]<0){
			adjustDay = leap_persian(d[0]-1)? 30: 29;
			d[1]++;
		}
        var gregorian = jd_to_gregorian(persian_to_jd(d[0], d[1] + 1, d[2])-adjustDay);
        gregorian[1]--;
        return gregorian;
    }

    function gregorian_to_jalali(d) {
        var jalali = jd_to_persian(gregorian_to_jd(d[0], d[1] + 1, d[2]));
        jalali[1]--;
        return jalali;
    }

    function setFullDate(date) {
        if (date && date.getGregorianDate) date = date.getGregorianDate();
        gregorianDate = new Date(date);
		gregorianDate.setHours(gregorianDate.getHours() > 12 ? gregorianDate.getHours() + 2 : 0)
        if (!gregorianDate || gregorianDate == 'Invalid Date' || isNaN(gregorianDate || !gregorianDate.getDate())) {
            gregorianDate = new Date();
        }
        jalaliDate = gregorian_to_jalali([
            gregorianDate.getFullYear(),
            gregorianDate.getMonth(),
            gregorianDate.getDate()]);
        return this;
    }

    this.getGregorianDate = function() { return gregorianDate; }

    this.setFullDate = setFullDate;

	this.setMonth = function(e) {
		jalaliDate[1] = e;
        var g = jalali_to_gregorian(jalaliDate);
        gregorianDate = new Date(g[0], g[1], g[2]);
        jalaliDate = gregorian_to_jalali([g[0], g[1], g[2]]);
	}

    this.setDate = function(e) {
        jalaliDate[2] = e;
        var g = jalali_to_gregorian(jalaliDate);
        gregorianDate = new Date(g[0], g[1], g[2]);
        jalaliDate = gregorian_to_jalali([g[0], g[1], g[2]]);
    };

    this.getFullYear = function() { return jalaliDate[0]; };
    this.getMonth = function() { return jalaliDate[1]; };
    this.getDate = function() { return jalaliDate[2]; };
    this.toString = function() { return jalaliDate.join(',').toString(); };
    this.getDay = function() { return gregorianDate.getDay(); };
    this.getHours = function() { return gregorianDate.getHours(); };
    this.getMinutes = function() { return gregorianDate.getMinutes(); };
    this.getSeconds = function() { return gregorianDate.getSeconds(); };
    this.getTime = function() { return gregorianDate.getTime(); };
    this.getTimeZoneOffset = function() { return gregorianDate.getTimeZoneOffset(); };
    this.getYear = function() { return jalaliDate[0] % 100; };

    this.setHours = function(e) { gregorianDate.setHours(e) };
    this.setMinutes = function(e) { gregorianDate.setMinutes(e) };
    this.setSeconds = function(e) { gregorianDate.setSeconds(e) };
    this.setMilliseconds = function(e) { gregorianDate.setMilliseconds(e) };
}




jQuery(function($){
	$.datepicker.regional['fa'] = {
		calendar: JalaliDate,
		closeText: 'بستن',
		prevText: 'قبل',
		nextText: 'بعد',
		currentText: 'امروز',
		monthNames: ['فروردین','اردیبهشت','خرداد','تیر','مرداد','شهریور','مهر','آبان','آذر','دی','بهمن','اسفند'],
		monthNamesShort: ['فروردین','اردیبهشت','خرداد','تیر','مرداد','شهریور','مهر','آبان','آذر','دی','بهمن','اسفند'],
		dayNames: ['یکشنبه', 'دوشنبه', 'سه شنبه', 'چهارشنبه', 'پنجشنبه', 'جمعه', 'شنبه'],
		dayNamesShort: ['یک', 'دو', 'سه', 'چهار', 'پنج', 'جمعه', 'شنبه'],
		dayNamesMin: ['ی','د','س','چ','پ','ج','ش'],
		weekHeader: 'ه',
		dateFormat: 'dd/mm/yy',
		firstDay: 6,
		isRTL: true,
		showMonthAfterYear: false,
		yearSuffix: '',
		calculateWeek: function(date) {
			var checkDate = new JalaliDate(date.getFullYear(), date.getMonth(), date.getDate() + (date.getDay() || 7) - 3);
			return Math.floor(Math.round((checkDate.getTime() - new JalaliDate(checkDate.getFullYear(), 0, 1).getTime()) / 86400000) / 7) + 1;
		}};
	$.datepicker.setDefaults($.datepicker.regional['fa']);
});
/*! jQuery UI - v1.9.1 - 2012-10-29
 * http://jqueryui.com
 * Includes: jquery.ui.core.js, jquery.ui.datepicker.js
 * Copyright (c) 2012 jQuery Foundation and other contributors Licensed MIT
 *
 * Edited By Rahman Mousavian
 * Special Thanks to 
 * Mahdi Hasheminezhad. email: hasheminezhad at gmail dot com (http://hasheminezhad.com)
 */
 
(function( $, undefined ) {

    var uuid = 0,
    runiqueId = /^ui-id-\d+$/;

    // prevent duplicate loading
    // this is only a problem because we proxy existing functions
    // and we don't want to double proxy them
    $.ui = $.ui || {};
    if ( $.ui.version ) {
        return;
    }

    $.extend( $.ui, {
        version: "1.9.1",

        keyCode: {
            BACKSPACE: 8,
            COMMA: 188,
            DELETE: 46,
            DOWN: 40,
            END: 35,
            ENTER: 13,
            ESCAPE: 27,
            HOME: 36,
            LEFT: 37,
            NUMPAD_ADD: 107,
            NUMPAD_DECIMAL: 110,
            NUMPAD_DIVIDE: 111,
            NUMPAD_ENTER: 108,
            NUMPAD_MULTIPLY: 106,
            NUMPAD_SUBTRACT: 109,
            PAGE_DOWN: 34,
            PAGE_UP: 33,
            PERIOD: 190,
            RIGHT: 39,
            SPACE: 32,
            TAB: 9,
            UP: 38
        }
    });

    // plugins
    $.fn.extend({
        _focus: $.fn.focus,
        focus: function( delay, fn ) {
            return typeof delay === "number" ?
            this.each(function() {
                var elem = this;
                setTimeout(function() {
                    $( elem ).focus();
                    if ( fn ) {
                        fn.call( elem );
                    }
                }, delay );
            }) :
            this._focus.apply( this, arguments );
        },

        scrollParent: function() {
            var scrollParent;
            if (($.ui.ie && (/(static|relative)/).test(this.css('position'))) || (/absolute/).test(this.css('position'))) {
                scrollParent = this.parents().filter(function() {
                    return (/(relative|absolute|fixed)/).test($.css(this,'position')) && (/(auto|scroll)/).test($.css(this,'overflow')+$.css(this,'overflow-y')+$.css(this,'overflow-x'));
                }).eq(0);
            } else {
                scrollParent = this.parents().filter(function() {
                    return (/(auto|scroll)/).test($.css(this,'overflow')+$.css(this,'overflow-y')+$.css(this,'overflow-x'));
                }).eq(0);
            }

            return (/fixed/).test(this.css('position')) || !scrollParent.length ? $(document) : scrollParent;
        },

        zIndex: function( zIndex ) {
            if ( zIndex !== undefined ) {
                return this.css( "zIndex", zIndex );
            }

            if ( this.length ) {
                var elem = $( this[ 0 ] ), position, value;
                while ( elem.length && elem[ 0 ] !== document ) {
                    // Ignore z-index if position is set to a value where z-index is ignored by the browser
                    // This makes behavior of this function consistent across browsers
                    // WebKit always returns auto if the element is positioned
                    position = elem.css( "position" );
                    if ( position === "absolute" || position === "relative" || position === "fixed" ) {
                        // IE returns 0 when zIndex is not specified
                        // other browsers return a string
                        // we ignore the case of nested elements with an explicit value of 0
                        // <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
                        value = parseInt( elem.css( "zIndex" ), 10 );
                        if ( !isNaN( value ) && value !== 0 ) {
                            return value;
                        }
                    }
                    elem = elem.parent();
                }
            }

            return 0;
        },

        uniqueId: function() {
            return this.each(function() {
                if ( !this.id ) {
                    this.id = "ui-id-" + (++uuid);
                }
            });
        },

        removeUniqueId: function() {
            return this.each(function() {
                if ( runiqueId.test( this.id ) ) {
                    $( this ).removeAttr( "id" );
                }
            });
        }
    });

    // support: jQuery <1.8
    if ( !$( "<a>" ).outerWidth( 1 ).jquery ) {
        $.each( [ "Width", "Height" ], function( i, name ) {
            var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ],
            type = name.toLowerCase(),
            orig = {
                innerWidth: $.fn.innerWidth,
                innerHeight: $.fn.innerHeight,
                outerWidth: $.fn.outerWidth,
                outerHeight: $.fn.outerHeight
            };

            function reduce( elem, size, border, margin ) {
                $.each( side, function() {
                    size -= parseFloat( $.css( elem, "padding" + this ) ) || 0;
                    if ( border ) {
                        size -= parseFloat( $.css( elem, "border" + this + "Width" ) ) || 0;
                    }
                    if ( margin ) {
                        size -= parseFloat( $.css( elem, "margin" + this ) ) || 0;
                    }
                });
                return size;
            }

            $.fn[ "inner" + name ] = function( size ) {
                if ( size === undefined ) {
                    return orig[ "inner" + name ].call( this );
                }

                return this.each(function() {
                    $( this ).css( type, reduce( this, size ) + "px" );
                });
            };

            $.fn[ "outer" + name] = function( size, margin ) {
                if ( typeof size !== "number" ) {
                    return orig[ "outer" + name ].call( this, size );
                }

                return this.each(function() {
                    $( this).css( type, reduce( this, size, true, margin ) + "px" );
                });
            };
        });
    }

    // selectors
    function focusable( element, isTabIndexNotNaN ) {
        var map, mapName, img,
        nodeName = element.nodeName.toLowerCase();
        if ( "area" === nodeName ) {
            map = element.parentNode;
            mapName = map.name;
            if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) {
                return false;
            }
            img = $( "img[usemap=#" + mapName + "]" )[0];
            return !!img && visible( img );
        }
        return ( /input|select|textarea|button|object/.test( nodeName ) ?
            !element.disabled :
            "a" === nodeName ?
            element.href || isTabIndexNotNaN :
            isTabIndexNotNaN) &&
        // the element and all of its ancestors must be visible
        visible( element );
    }

    function visible( element ) {
        return $.expr.filters.visible( element ) &&
        !$( element ).parents().andSelf().filter(function() {
            return $.css( this, "visibility" ) === "hidden";
        }).length;
    }

    $.extend( $.expr[ ":" ], {
        data: $.expr.createPseudo ?
        $.expr.createPseudo(function( dataName ) {
            return function( elem ) {
                return !!$.data( elem, dataName );
            };
        }) :
        // support: jQuery <1.8
        function( elem, i, match ) {
            return !!$.data( elem, match[ 3 ] );
        },

        focusable: function( element ) {
            return focusable( element, !isNaN( $.attr( element, "tabindex" ) ) );
        },

        tabbable: function( element ) {
            var tabIndex = $.attr( element, "tabindex" ),
            isTabIndexNaN = isNaN( tabIndex );
            return ( isTabIndexNaN || tabIndex >= 0 ) && focusable( element, !isTabIndexNaN );
        }
    });

    // support
    $(function() {
        var body = document.body,
        div = body.appendChild( div = document.createElement( "div" ) );

        // access offsetHeight before setting the style to prevent a layout bug
        // in IE 9 which causes the element to continue to take up space even
        // after it is removed from the DOM (#8026)
        div.offsetHeight;

        $.extend( div.style, {
            minHeight: "100px",
            height: "auto",
            padding: 0,
            borderWidth: 0
        });

        $.support.minHeight = div.offsetHeight === 100;
        $.support.selectstart = "onselectstart" in div;

        // set display to none to avoid a layout bug in IE
        // http://dev.jquery.com/ticket/4014
        body.removeChild( div ).style.display = "none";
    });





    // deprecated

    (function() {
        var uaMatch = /msie ([\w.]+)/.exec( navigator.userAgent.toLowerCase() ) || [];
        $.ui.ie = uaMatch.length ? true : false;
        $.ui.ie6 = parseFloat( uaMatch[ 1 ], 10 ) === 6;
    })();

    $.fn.extend({
        disableSelection: function() {
            return this.bind( ( $.support.selectstart ? "selectstart" : "mousedown" ) +
                ".ui-disableSelection", function( event ) {
                    event.preventDefault();
                });
        },

        enableSelection: function() {
            return this.unbind( ".ui-disableSelection" );
        }
    });

    $.extend( $.ui, {
        // $.ui.plugin is deprecated.  Use the proxy pattern instead.
        plugin: {
            add: function( module, option, set ) {
                var i,
                proto = $.ui[ module ].prototype;
                for ( i in set ) {
                    proto.plugins[ i ] = proto.plugins[ i ] || [];
                    proto.plugins[ i ].push( [ option, set[ i ] ] );
                }
            },
            call: function( instance, name, args ) {
                var i,
                set = instance.plugins[ name ];
                if ( !set || !instance.element[ 0 ].parentNode || instance.element[ 0 ].parentNode.nodeType === 11 ) {
                    return;
                }

                for ( i = 0; i < set.length; i++ ) {
                    if ( instance.options[ set[ i ][ 0 ] ] ) {
                        set[ i ][ 1 ].apply( instance.element, args );
                    }
                }
            }
        },

        contains: $.contains,

        // only used by resizable
        hasScroll: function( el, a ) {

            //If overflow is hidden, the element might have extra content, but the user wants to hide it
            if ( $( el ).css( "overflow" ) === "hidden") {
                return false;
            }

            var scroll = ( a && a === "left" ) ? "scrollLeft" : "scrollTop",
            has = false;

            if ( el[ scroll ] > 0 ) {
                return true;
            }

            // TODO: determine which cases actually cause this to happen
            // if the element doesn't have the scroll set, see if it's possible to
            // set the scroll
            el[ scroll ] = 1;
            has = ( el[ scroll ] > 0 );
            el[ scroll ] = 0;
            return has;
        },

        // these are odd functions, fix the API or move into individual plugins
        isOverAxis: function( x, reference, size ) {
            //Determines when x coordinate is over "b" element axis
            return ( x > reference ) && ( x < ( reference + size ) );
        },
        isOver: function( y, x, top, left, height, width ) {
            //Determines when x, y coordinates is over "b" element
            return $.ui.isOverAxis( y, top, height ) && $.ui.isOverAxis( x, left, width );
        }
    });

})( jQuery );
(function( $, undefined ) {

    $.extend($.ui, {
        datepicker: {
            version: "1.9.1"
        }
    });

    var PROP_NAME = 'datepicker';
    var dpuuid = new Date().getTime();
    var instActive;

    /* 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,
     allowing multiple different settings on the same page. */

    function Datepicker() {
        this.debug = false; // Change this to true to start debugging
        this._curInst = null; // The current instance in use
        this._keyEvent = false; // If the last event was a key event
        this._disabledInputs = []; // List of date picker inputs that have been disabled
        this._datepickerShowing = false; // True if the popup picker is showing , false if not
        this._inDialog = false; // True if showing within a "dialog", false if not
        this._mainDivId = 'ui-datepicker-div'; // The ID of the main datepicker division
        this._inlineClass = 'ui-datepicker-inline'; // The name of the inline marker class
        this._appendClass = 'ui-datepicker-append'; // The name of the append marker class
        this._triggerClass = 'ui-datepicker-trigger'; // The name of the trigger marker class
        this._dialogClass = 'ui-datepicker-dialog'; // The name of the dialog marker class
        this._disableClass = 'ui-datepicker-disabled'; // The name of the disabled covering marker class
        this._unselectableClass = 'ui-datepicker-unselectable'; // The name of the unselectable cell marker class
        this._currentClass = 'ui-datepicker-current-day'; // The name of the current day marker class
        this._dayOverClass = 'ui-datepicker-days-cell-over'; // The name of the day hover marker class
        this.regional = []; // Available regional settings, indexed by language code
        this.regional[''] = { // Default regional settings
            calendar: Date, //[CC]
            closeText: 'Done', // Display text for close link
            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
            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
            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
        };
        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
            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
            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
            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)
            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
            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
            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
            beforeShow: null, // Function that takes an input field and
            // 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
            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
            stepBigMonths: 12, // Number of months to step back/forward for the big links
            altField: '', // Selector for an alternate field to store selected dates into
            altFormat: '', // The date format to use for the alternate field
            constrainInput: true, // The input is constrained by the current date format
            showButtonPanel: false, // True to show button panel, false to not show it
            autoSize: false, // True to size the input for the date format, false to leave as is
            disabled: false // The initial disabled state
        };
        $.extend(this._defaults, this.regional['']);
        this.dpDiv = bindHover($('<div id="' + this._mainDivId + '" class="ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all"></div>'));
    }

    $.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,

        /* Debug logging (if enabled). */
        log: function () {
            if (this.debug)
                console.log.apply('', arguments);
        },

        // TODO rename to "widget" when switching to widget factory
        _widgetDatepicker: function() {
            return this.dpDiv;
        },

        /* 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 */
        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) */
        _attachDatepicker: function(target, settings) {
            // check for settings on the control itself - in namespace 'date:'
            var inlineSettings = null;
            for (var attrName in this._defaults) {
                var attrValue = target.getAttribute('date:' + attrName);
                if (attrValue) {
                    inlineSettings = inlineSettings || {};
                    try {
                        inlineSettings[attrName] = eval(attrValue);
                    } catch (err) {
                        inlineSettings[attrName] = attrValue;
                    }
                }
            }
            var nodeName = target.nodeName.toLowerCase();
            var inline = (nodeName == 'div' || nodeName == 'span');
            if (!target.id) {
                this.uuid += 1;
                target.id = 'dp' + this.uuid;
            }
            var inst = this._newInst($(target), inline);
            var regional = $.extend({}, settings && this.regional[settings['regional']] || {});//[CC]
            inst.settings = $.extend(regional, settings || {}, inlineSettings || {});//[CC]
            if (nodeName == 'input') {
                this._connectDatepicker(target, inst);
            } else if (inline) {
                this._inlineDatepicker(target, inst);
            }
        },

        /* 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
            return {
                id: id, 
                input: target, // associated target
                selectedDay: 0, 
                selectedMonth: 0, 
                selectedYear: 0, // current selection
                drawMonth: 0, 
                drawYear: 0, // month being drawn
                inline: inline, // is datepicker inline or not
                dpDiv: (!inline ? this.dpDiv : // presentation div
                    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. */
        _connectDatepicker: function(target, inst) {
            var input = $(target);
            inst.append = $([]);
            inst.trigger = $([]);
            if (input.hasClass(this.markerClassName))
                return;
            this._attachments(input, inst);
            input.addClass(this.markerClassName).keydown(this._doKeyDown).
            keypress(this._doKeyPress).keyup(this._doKeyUp).
            bind("setData.datepicker", function(event, key, value) {
                inst.settings[key] = value;
            }).bind("getData.datepicker", function(event, key) {
                return this._get(inst, key);
            });
            this._autoSize(inst);
            $.data(target, PROP_NAME, inst);
            //If disabled option is true, disable the datepicker once it has been attached to the input (see ticket #5665)
            if( inst.settings.disabled ) {
                this._disableDatepicker( target );
            }
        },

        /* Make attachments based on settings. */
        _attachments: function(input, inst) {
            var appendText = this._get(inst, 'appendText');
            var isRTL = false; //[CC] old code was: this._get(inst, 'isRTL');
            if (inst.append)
                inst.append.remove();
            if (appendText) {
                inst.append = $('<span class="' + this._appendClass + '">' + appendText + '</span>');
                input[isRTL ? 'before' : 'after'](inst.append);
            }
            input.unbind('focus', this._showDatepicker);
            if (inst.trigger)
                inst.trigger.remove();
            var showOn = this._get(inst, 'showOn');
            if (showOn == 'focus' || showOn == 'both') // pop-up date picker when in the marked field
                input.focus(this._showDatepicker);
            if (showOn == 'button' || showOn == 'both') { // pop-up date picker when button clicked
                var buttonText = this._get(inst, 'buttonText');
                var 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 : $('<img/>').attr(
                    {
                        src:buttonImage, 
                        alt:buttonText, 
                        title:buttonText
                    })));
                input[isRTL ? 'before' : 'after'](inst.trigger);
                inst.trigger.click(function() {
                    if ($.datepicker._datepickerShowing && $.datepicker._lastInput == input[0])
                        $.datepicker._hideDatepicker();
                    else if ($.datepicker._datepickerShowing && $.datepicker._lastInput != input[0]) {
                        $.datepicker._hideDatepicker();
                        $.datepicker._showDatepicker(input[0]);
                    } else
                        $.datepicker._showDatepicker(input[0]);
                    return false;
                });
            }
        },

        /* Apply the maximum length for the date format. */
        _autoSize: function(inst) {
            if (this._get(inst, 'autoSize') && !inst.inline) {
                var date = new Date(2009, 12 - 1, 20); // Ensure double digits
                var dateFormat = this._get(inst, 'dateFormat');
                if (dateFormat.match(/[DM]/)) {
                    var findMax = function(names) {
                        var max = 0;
                        var maxI = 0;
                        for (var i = 0; i < names.length; i++) {
                            if (names[i].length > max) {
                                max = names[i].length;
                                maxI = i;
                            }
                        }
                        return maxI;
                    };
                    date.setMonth(findMax(this._get(inst, (dateFormat.match(/MM/) ?
                        'monthNames' : 'monthNamesShort'))));
                    date.setDate(findMax(this._get(inst, (dateFormat.match(/DD/) ?
                        'dayNames' : 'dayNamesShort'))) + 20 - date.getDay());
                }
                inst.input.attr('size', this._formatDate(inst, date).length);
            }
        },

        /* Attach an inline date picker to a div. */
        _inlineDatepicker: function(target, inst) {
            var divSpan = $(target);
            if (divSpan.hasClass(this.markerClassName))
                return;
            divSpan.addClass(this.markerClassName).append(inst.dpDiv).
            bind("setData.datepicker", function(event, key, value){
                inst.settings[key] = value;
            }).bind("getData.datepicker", function(event, key){
                return this._get(inst, key);
            });
            $.data(target, PROP_NAME, inst);
            this._setDate(inst, this._getDefaultDate(inst), true);
            this._updateDatepicker(inst);
            this._updateAlternate(inst);
            //If disabled option is true, disable the datepicker before showing it (see ticket #5665)
            if( inst.settings.disabled ) {
                this._disableDatepicker( target );
            }
            // Set display:block in place of inst.dpDiv.show() which won't work on disconnected elements
            // http://bugs.jqueryui.com/ticket/7552 - A Datepicker created on a detached div has zero height
            inst.dpDiv.css( "display", "block" );
        },

        /* 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 */
        _dialogDatepicker: function(input, date, onSelect, settings, pos) {
            var inst = this._dialogInst; // internal instance
            if (!inst) {
                this.uuid += 1;
                var id = 'dp' + this.uuid;
                this._dialogInput = $('<input type="text" id="' + id +
                    '" style="position: absolute; top: -100px; width: 0px;"/>');
                this._dialogInput.keydown(this._doKeyDown);
                $('body').append(this._dialogInput);
                inst = this._dialogInst = this._newInst(this._dialogInput, false);
                inst.settings = {};
                $.data(this._dialogInput[0], PROP_NAME, inst);
            }
            extendRemove(inst.settings, settings || {});
            date = (date && date.constructor == Date ? this._formatDate(inst, date) : date);
            this._dialogInput.val(date);

            this._pos = (pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null);
            if (!this._pos) {
                var browserWidth = document.documentElement.clientWidth;
                var browserHeight = document.documentElement.clientHeight;
                var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
                var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
                this._pos = // should use actual width/height below
                [(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY];
            }

            // move input on screen for focus, but hidden behind dialog
            this._dialogInput.css('left', (this._pos[0] + 20) + 'px').css('top', this._pos[1] + 'px');
            inst.settings.onSelect = onSelect;
            this._inDialog = true;
            this.dpDiv.addClass(this._dialogClass);
            this._showDatepicker(this._dialogInput[0]);
            if ($.blockUI)
                $.blockUI(this.dpDiv);
            $.data(this._dialogInput[0], PROP_NAME, inst);
            return this;
        },

        /* Detach a datepicker from its control.
	   @param  target    element - the target input field or division or span */
        _destroyDatepicker: function(target) {
            var $target = $(target);
            var inst = $.data(target, PROP_NAME);
            if (!$target.hasClass(this.markerClassName)) {
                return;
            }
            var nodeName = target.nodeName.toLowerCase();
            $.removeData(target, PROP_NAME);
            if (nodeName == 'input') {
                inst.append.remove();
                inst.trigger.remove();
                $target.removeClass(this.markerClassName).
                unbind('focus', this._showDatepicker).
                unbind('keydown', this._doKeyDown).
                unbind('keypress', this._doKeyPress).
                unbind('keyup', this._doKeyUp);
            } else if (nodeName == 'div' || nodeName == 'span')
                $target.removeClass(this.markerClassName).empty();
        },

        /* Enable the date picker to a jQuery selection.
	   @param  target    element - the target input field or division or span */
        _enableDatepicker: function(target) {
            var $target = $(target);
            var inst = $.data(target, PROP_NAME);
            if (!$target.hasClass(this.markerClassName)) {
                return;
            }
            var nodeName = target.nodeName.toLowerCase();
            if (nodeName == 'input') {
                target.disabled = false;
                inst.trigger.filter('button').
                each(function() {
                    this.disabled = false;
                }).end().
                filter('img').css({
                    opacity: '1.0', 
                    cursor: ''
                });
            }
            else if (nodeName == 'div' || nodeName == 'span') {
                var inline = $target.children('.' + this._inlineClass);
                inline.children().removeClass('ui-state-disabled');
                inline.find("select.ui-datepicker-month, select.ui-datepicker-year").
                prop("disabled", false);
            }
            this._disabledInputs = $.map(this._disabledInputs,
                function(value) {
                    return (value == target ? null : value);
                }); // delete entry
        },

        /* Disable the date picker to a jQuery selection.
	   @param  target    element - the target input field or division or span */
        _disableDatepicker: function(target) {
            var $target = $(target);
            var inst = $.data(target, PROP_NAME);
            if (!$target.hasClass(this.markerClassName)) {
                return;
            }
            var nodeName = target.nodeName.toLowerCase();
            if (nodeName == 'input') {
                target.disabled = true;
                inst.trigger.filter('button').
                each(function() {
                    this.disabled = true;
                }).end().
                filter('img').css({
                    opacity: '0.5', 
                    cursor: 'default'
                });
            }
            else if (nodeName == 'div' || nodeName == 'span') {
                var inline = $target.children('.' + this._inlineClass);
                inline.children().addClass('ui-state-disabled');
                inline.find("select.ui-datepicker-month, select.ui-datepicker-year").
                prop("disabled", true);
            }
            this._disabledInputs = $.map(this._disabledInputs,
                function(value) {
                    return (value == target ? null : value);
                }); // delete entry
            this._disabledInputs[this._disabledInputs.length] = target;
        },

        /* 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 */
        _isDisabledDatepicker: function(target) {
            if (!target) {
                return false;
            }
            for (var i = 0; i < this._disabledInputs.length; i++) {
                if (this._disabledInputs[i] == target)
                    return true;
            }
            return false;
        },

        /* 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 */
        _getInst: function(target) {
            try {
                return $.data(target, PROP_NAME);
            }
            catch (err) {
                throw 'Missing instance data for this datepicker';
            }
        },

        /* 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) */
        _optionDatepicker: function(target, name, value) {
            var inst = this._getInst(target);
            if (arguments.length == 2 && typeof name == 'string') {
                return (name == 'defaults' ? $.extend({}, $.datepicker._defaults) :
                    (inst ? (name == 'all' ? $.extend({}, inst.settings) :
                        this._get(inst, name)) : null));
            }
            var settings = name || {};
            if (typeof name == 'string') {
                settings = {};
                settings[name] = value;
            }
            if (inst) {
                if (this._curInst == inst) {
                    this._hideDatepicker();
                }
                var date = this._getDateDatepicker(target, true);
                var minDate = this._getMinMaxDate(inst, 'min');
                var maxDate = this._getMinMaxDate(inst, 'max');
                extendRemove(inst.settings, settings);
                // reformat the old minDate/maxDate values if dateFormat changes and a new minDate/maxDate isn't provided
                if (minDate !== null && settings['dateFormat'] !== undefined && settings['minDate'] === undefined)
                    inst.settings.minDate = this._formatDate(inst, minDate);
                if (maxDate !== null && settings['dateFormat'] !== undefined && settings['maxDate'] === undefined)
                    inst.settings.maxDate = this._formatDate(inst, maxDate);
                this._attachments($(target), inst);
                this._autoSize(inst);
                this._setDate(inst, date);
                this._updateAlternate(inst);
                this._updateDatepicker(inst);
            }
        },

        // change method deprecated
        _changeDatepicker: function(target, name, value) {
            this._optionDatepicker(target, name, value);
        },

        /* Redraw the date picker attached to an input field or division.
	   @param  target  element - the target input field or division or span */
        _refreshDatepicker: function(target) {
            var inst = this._getInst(target);
            if (inst) {
                this._updateDatepicker(inst);
            }
        },

        /* Set the dates for a jQuery selection.
	   @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) {
                this._setDate(inst, date);
                this._updateDatepicker(inst);
                this._updateAlternate(inst);
            }
        },

        /* 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 */
        _getDateDatepicker: function(target, noDefault) {
            var inst = this._getInst(target);
            if (inst && !inst.inline)
                this._setDateFromField(inst, noDefault);
            return (inst ? this._getDate(inst) : null);
        },

        /* Handle keystrokes. */
        _doKeyDown: function(event) {
            var inst = $.datepicker._getInst(event.target);
            var handled = true;
            var isRTL = inst.dpDiv.is('.ui-datepicker-rtl');
            inst._keyEvent = true;
            if ($.datepicker._datepickerShowing)
                switch (event.keyCode) {
                    case 9:
                        $.datepicker._hideDatepicker();
                        handled = false;
                        break; // hide on tab out
                    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]);
                        var onSelect = $.datepicker._get(inst, 'onSelect');
                        if (onSelect) {
                            var dateStr = $.datepicker._formatDate(inst);

                            // trigger custom callback
                            onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]);
                        }
                        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:
                        $.datepicker._adjustDate(event.target, (event.ctrlKey ?
                            -$.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;
                        // -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;
                    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
                    default:
                        handled = false;
                }
            else if (event.keyCode == 36 && event.ctrlKey) // display the date picker on ctrl+home
                $.datepicker._showDatepicker(this);
            else {
                handled = false;
            }
            if (handled) {
                event.preventDefault();
                event.stopPropagation();
            }
        },

        /* Filter entered characters - based on date format. */
        _doKeyPress: function(event) {
            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);
                return event.ctrlKey || event.metaKey || (chr < ' ' || !chars || chars.indexOf(chr) > -1);
            }
        },

        /* Synchronise manual entry and field/alternate field. */
        _doKeyUp: function(event) {
            var inst = $.datepicker._getInst(event.target);
            if (inst.input.val() != inst.lastVal) {
                try {
                    var date = $.datepicker.parseDate($.datepicker._get(inst, 'dateFormat'),
                        (inst.input ? inst.input.val() : null),
                        $.datepicker._getFormatConfig(inst));
                    if (date) { // only if valid
                        $.datepicker._setDateFromField(inst);
                        $.datepicker._updateAlternate(inst);
                        $.datepicker._updateDatepicker(inst);
                    }
                }
                catch (err) {
                    $.datepicker.log(err);
                }
            }
            return true;
        },

        /* 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 */
        _showDatepicker: function(input) {
            input = input.target || input;
            if (input.nodeName.toLowerCase() != 'input') // find from button/image trigger
                input = $('input', input.parentNode)[0];
            if ($.datepicker._isDisabledDatepicker(input) || $.datepicker._lastInput == input) // already here
                return;
            var inst = $.datepicker._getInst(input);
            if ($.datepicker._curInst && $.datepicker._curInst != inst) {
                $.datepicker._curInst.dpDiv.stop(true, true);
                if ( inst && $.datepicker._datepickerShowing ) {
                    $.datepicker._hideDatepicker( $.datepicker._curInst.input[0] );
                }
            }
            var beforeShow = $.datepicker._get(inst, 'beforeShow');
            var beforeShowSettings = beforeShow ? beforeShow.apply(input, [input, inst]) : {};
            if(beforeShowSettings === false){
                //false
                return;
            }
            extendRemove(inst.settings, beforeShowSettings);
            inst.lastVal = null;
            $.datepicker._lastInput = input;
            $.datepicker._setDateFromField(inst);
            if ($.datepicker._inDialog) // hide cursor
                input.value = '';
            if (!$.datepicker._pos) { // position below input
                $.datepicker._pos = $.datepicker._findPos(input);
                $.datepicker._pos[1] += input.offsetHeight; // add the height
            }
            var isFixed = false;
            $(input).parents().each(function() {
                isFixed |= $(this).css('position') == 'fixed';
                return !isFixed;
            });
            var offset = {
                left: $.datepicker._pos[0], 
                top: $.datepicker._pos[1]
            };
            $.datepicker._pos = null;
            //to avoid flashes on Firefox
            inst.dpDiv.empty();
            // determine sizing offscreen
            inst.dpDiv.css({
                position: 'absolute', 
                display: 'block', 
                top: '-1000px'
            });
            $.datepicker._updateDatepicker(inst);
            // fix width for dynamic number of date pickers
            // and adjust position before showing
            offset = $.datepicker._checkOffset(inst, offset, isFixed);
            inst.dpDiv.css({
                position: ($.datepicker._inDialog && $.blockUI ?
                    'static' : (isFixed ? 'fixed' : 'absolute')), 
                display: 'none',
                left: offset.left + 'px', 
                top: offset.top + 'px'
            });
            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;

                // DEPRECATED: after BC for 1.8.x $.effects[ showAnim ] is not needed
                if ( $.effects && ( $.effects.effect[ showAnim ] || $.effects[ showAnim ] ) )
                    inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
                else
                    inst.dpDiv[showAnim || 'show']((showAnim ? duration : null), postProcess);
                if (!showAnim || !duration)
                    postProcess();
                if (inst.input.is(':visible') && !inst.input.is(':disabled'))
                    inst.input.focus();
                $.datepicker._curInst = inst;
            }
        },

        /* 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);
            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];
            var width = 17;
            inst.dpDiv.removeClass('ui-datepicker-multi-2 ui-datepicker-multi-3 ui-datepicker-multi-4').width('');
            if (cols > 1)
                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');
            inst.dpDiv[(this._get(inst, 'isRTL') ? 'add' : 'remove') +
            'Class']('ui-datepicker-rtl');
            if (inst == $.datepicker._curInst && $.datepicker._datepickerShowing && inst.input &&
                // #6694 - don't focus the input if it's already focused
                // 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)
            if( inst.yearshtml ){
                var origyearshtml = inst.yearshtml;
                setTimeout(function(){
                    //assure that inst.yearshtml didn't change.
                    if( origyearshtml === inst.yearshtml && inst.yearshtml ){
                        inst.dpDiv.find('select.ui-datepicker-year:first').replaceWith(inst.yearshtml);
                    }
                    origyearshtml = inst.yearshtml = null;
                }, 0);
            }
        },

        /* 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 */
        _getBorders: function(elem) {
            var convert = function(value) {
                return {
                    thin: 1, 
                    medium: 2, 
                    thick: 3
                }
                [value] || value;
            };
            return [parseFloat(convert(elem.css('border-left-width'))),
            parseFloat(convert(elem.css('border-top-width')))];
        },

        /* Check positioning to remain on screen. */
        _checkOffset: function(inst, offset, isFixed) {
            var dpWidth = inst.dpDiv.outerWidth();
            var dpHeight = inst.dpDiv.outerHeight();
            var inputWidth = inst.input ? inst.input.outerWidth() : 0;
            var inputHeight = inst.input ? inst.input.outerHeight() : 0;
            var viewWidth = document.documentElement.clientWidth + (isFixed ? 0 : $(document).scrollLeft());
            var viewHeight = document.documentElement.clientHeight + (isFixed ? 0 : $(document).scrollTop());

            offset.left -= (this._get(inst, 'isRTL') ? (dpWidth - inputWidth) : 0);
            offset.left -= (isFixed && offset.left == inst.input.offset().left) ? $(document).scrollLeft() : 0;
            offset.top -= (isFixed && offset.top == (inst.input.offset().top + inputHeight)) ? $(document).scrollTop() : 0;

            // now check if datepicker is showing outside window viewport - move to a better place if so.
            offset.left -= Math.min(offset.left, (offset.left + dpWidth > viewWidth && viewWidth > dpWidth) ?
                Math.abs(offset.left + dpWidth - viewWidth) : 0);
            offset.top -= Math.min(offset.top, (offset.top + dpHeight > viewHeight && viewHeight > dpHeight) ?
                Math.abs(dpHeight + inputHeight) : 0);

            return offset;
        },

        /* Find an object's position on the screen. */
        _findPos: function(obj) {
            var inst = this._getInst(obj);
            var isRTL = this._get(inst, 'isRTL');
            while (obj && (obj.type == 'hidden' || obj.nodeType != 1 || $.expr.filters.hidden(obj))) {
                obj = obj[isRTL ? 'previousSibling' : 'nextSibling'];
            }
            var position = $(obj).offset();
            return [position.left, position.top];
        },

        /* Hide the date picker from view.
	   @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)))
                return;
            if (this._datepickerShowing) {
                var showAnim = this._get(inst, 'showAnim');
                var duration = this._get(inst, 'duration');
                var postProcess = function() {
                    $.datepicker._tidyDialog(inst);
                };

                // DEPRECATED: after BC for 1.8.x $.effects[ showAnim ] is not needed
                if ( $.effects && ( $.effects.effect[ showAnim ] || $.effects[ showAnim ] ) )
                    inst.dpDiv.hide(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
                else
                    inst.dpDiv[(showAnim == 'slideDown' ? 'slideUp' :
                        (showAnim == 'fadeIn' ? 'fadeOut' : 'hide'))]((showAnim ? duration : null), postProcess);
                if (!showAnim)
                    postProcess();
                this._datepickerShowing = false;
                var onClose = this._get(inst, 'onClose');
                if (onClose)
                    onClose.apply((inst.input ? inst.input[0] : null),
                        [(inst.input ? inst.input.val() : ''), inst]);
                this._lastInput = null;
                if (this._inDialog) {
                    this._dialogInput.css({
                        position: 'absolute', 
                        left: '0', 
                        top: '-100px'
                    });
                    if ($.blockUI) {
                        $.unblockUI();
                        $('body').append(this.dpDiv);
                    }
                }
                this._inDialog = false;
            }
        },

        /* Tidy up after a dialog display. */
        _tidyDialog: function(inst) {
            inst.dpDiv.removeClass(this._dialogClass).unbind('.ui-datepicker-calendar');
        },

        /* Close date picker if clicked elsewhere. */
        _checkExternalClick: function(event) {
            if (!$.datepicker._curInst)
                return;

            var $target = $(event.target),
            inst = $.datepicker._getInst($target[0]);

            if ( ( ( $target[0].id != $.datepicker._mainDivId &&
                $target.parents('#' + $.datepicker._mainDivId).length == 0 &&
                !$target.hasClass($.datepicker.markerClassName) &&
                !$target.closest("." + $.datepicker._triggerClass).length &&
                $.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI) ) ) ||
            ( $target.hasClass($.datepicker.markerClassName) && $.datepicker._curInst != inst ) )
                $.datepicker._hideDatepicker();
        },

        /* Adjust one of the date sub-fields. */
        _adjustDate: function(id, offset, period) {
            var target = $(id);
            var inst = this._getInst(target[0]);
            if (this._isDisabledDatepicker(target[0])) {
                return;
            }
            this._adjustInstDate(inst, offset +
                (period == 'M' ? this._get(inst, 'showCurrentAtPos') : 0), // undo positioning
                period);
            this._updateDatepicker(inst);
        },

        /* Action for current link. */
        _gotoToday: function(id) {
            var target = $(id);
            var inst = this._getInst(target[0]);
            if (this._get(inst, 'gotoCurrent') && inst.currentDay) {
                inst.selectedDay = inst.currentDay;
                inst.drawMonth = inst.selectedMonth = inst.currentMonth;
                inst.drawYear = inst.selectedYear = inst.currentYear;
            }
            else {
                var date = new this.CDate();//[CC]
                inst.selectedDay = date.getDate();
                inst.drawMonth = inst.selectedMonth = date.getMonth();
                inst.drawYear = inst.selectedYear = date.getFullYear();
            }
            this._notifyChange(inst);
            this._adjustDate(target);
        },

        /* Action for selecting a new month/year. */
        _selectMonthYear: function(id, select, period) {
            var target = $(id);
            var inst = this._getInst(target[0]);
            inst['selected' + (period == 'M' ? 'Month' : 'Year')] =
            inst['draw' + (period == 'M' ? 'Month' : 'Year')] =
            parseInt(select.options[select.selectedIndex].value,10);
            this._notifyChange(inst);
            this._adjustDate(target);
        },

        /* Action for selecting a day. */
        _selectDay: function(id, month, year, td) {
            var target = $(id);
            if ($(td).hasClass(this._unselectableClass) || this._isDisabledDatepicker(target[0])) {
                return;
            }
            var inst = this._getInst(target[0]);
            inst.selectedDay = inst.currentDay = $('a', td).html();
            inst.selectedMonth = inst.currentMonth = month;
            inst.selectedYear = inst.currentYear = year;
            this._selectDate(id, this._formatDate(inst,
                inst.currentDay, inst.currentMonth, inst.currentYear));
        },

        /* Erase the input field and hide the date picker. */
        _clearDate: function(id) {
            var target = $(id);
            var inst = this._getInst(target[0]);
            this._selectDate(target, '');
        },

        /* Update the input field with the selected date. */
        _selectDate: function(id, dateStr) {
            var target = $(id);
            var inst = this._getInst(target[0]);
            dateStr = (dateStr != null ? dateStr : this._formatDate(inst));
            if (inst.input)
                inst.input.val(dateStr);
            this._updateAlternate(inst);
            var onSelect = this._get(inst, 'onSelect');
            if (onSelect)
                onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]);  // trigger custom callback
            else if (inst.input)
                inst.input.trigger('change'); // fire the change event
            if (inst.inline)
                this._updateDatepicker(inst);
            else {
                this._hideDatepicker();
                this._lastInput = inst.input[0];
                if (typeof(inst.input[0]) != 'object')
                    inst.input.focus(); // restore focus
                this._lastInput = null;
            }
        },

        /* Update any alternate field to synchronise with the main field. */
        _updateAlternate: function(inst) {
            var altField = this._get(inst, 'altField');
            if (altField) { // update alternate field too
                var altFormat = this._get(inst, 'altFormat') || this._get(inst, 'dateFormat');
                var date = this._getDate(inst);
                var dateStr = this.formatDate(altFormat, date, this._getFormatConfig(inst));
                $(altField).each(function() {
                    $(this).val(dateStr);
                });
            }
        },

        /* 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? */
        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 */
        iso8601Week: function(date) {
            var checkDate = new Date(date.getTime());
            // Find Thursday of this week starting on Monday
            checkDate.setDate(checkDate.getDate() + 4 - (checkDate.getDay() || 7));
            var time = checkDate.getTime();
            checkDate.setMonth(0); // Compare with Jan 1
            checkDate.setDate(1);
            return Math.floor(Math.round((time - checkDate) / 86400000) / 7) + 1;
        },

        /* 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 */
        parseDate: function (format, value, settings) {
            if (format == null || value == null)
                throw 'Invalid arguments';
            value = (typeof value == 'object' ? value.toString() : value + '');
            if (value == '')
                return null;
            var shortYearCutoff = (settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff;
            shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
                new this.CDate().getFullYear() % 100 + parseInt(shortYearCutoff, 10));//[CC]

            var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
            var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
            var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
            var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
            var year = -1;
            var month = -1;
            var day = -1;
            var doy = -1;
            var literal = false;
            // Check whether a format character is doubled
            var lookAhead = function(match) {
                var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
                if (matches)
                    iFormat++;
                return matches;
            };
            // Extract a number from the string value
            var getNumber = function(match) {
                var isDoubled = lookAhead(match);
                var size = (match == '@' ? 14 : (match == '!' ? 20 :
                    (match == 'y' && isDoubled ? 4 : (match == 'o' ? 3 : 2))));
                var digits = new RegExp('^\\d{1,' + size + '}');
                var num = value.substring(iValue).match(digits);
                if (!num)
                    throw 'Missing number at position ' + iValue;
                iValue += num[0].length;
                return parseInt(num[0], 10);
            };
            // Extract a name from the string value and convert to an index
            var getName = function(match, shortNames, longNames) {
                var names = $.map(lookAhead(match) ? longNames : shortNames, function (v, k) {
                    return [ [k, v] ];
                }).sort(function (a, b) {
                    return -(a[1].length - b[1].length);
                });
                var index = -1;
                $.each(names, function (i, pair) {
                    var name = pair[1];
                    if (value.substr(iValue, name.length).toLowerCase() == name.toLowerCase()) {
                        index = pair[0];
                        iValue += name.length;
                        return false;
                    }
                });
                if (index != -1)
                    return index + 1;
                else
                    throw 'Unknown name at position ' + iValue;
            };
            // Confirm that a literal character matches the string value
            var checkLiteral = function() {
                if (value.charAt(iValue) != format.charAt(iFormat))
                    throw 'Unexpected literal at position ' + iValue;
                iValue++;
            };
            var iValue = 0;
            for (var iFormat = 0; iFormat < format.length; iFormat++) {
                if (literal)
                    if (format.charAt(iFormat) == "'" && !lookAhead("'"))
                        literal = false;
                    else
                        checkLiteral();
                else
                    switch (format.charAt(iFormat)) {
                        case 'd':
                            day = getNumber('d');
                            break;
                        case 'D':
                            getName('D', dayNamesShort, dayNames);
                            break;
                        case 'o':
                            doy = getNumber('o');
                            break;
                        case 'm':
                            month = getNumber('m');
                            break;
                        case 'M':
                            month = getName('M', monthNamesShort, monthNames);
                            break;
                        case 'y':
                            year = getNumber('y');
                            break;
                        case '@':
                        var date = new this.CDate(getNumber('@'));//[CC]
                            year = date.getFullYear();
                            month = date.getMonth() + 1;
                            day = date.getDate();
                            break;
                        case '!':
                            var date = new Date((getNumber('!') - this._ticksTo1970) / 10000);
                            year = date.getFullYear();
                            month = date.getMonth() + 1;
                            day = date.getDate();
                            break;
                        case "'":
                            if (lookAhead("'"))
                                checkLiteral();
                            else
                                literal = true;
                            break;
                        default:
                            checkLiteral();
                    }
            }
            if (iValue < value.length){
                var extra = value.substr(iValue);
                if (!/^\s+/.test(extra)) {
                    throw "Extra/unparsed characters found in date: " + extra;
                }
            }
            if (year == -1)
                year = new this.CDate().getFullYear();//[CC]

            else if (year < 100)
                year += new this.CDate().getFullYear() - new this.CDate().getFullYear() % 100 +//[CC]
                (year <= shortYearCutoff ? 0 : -100);
            if (doy > -1) {
                month = 1;
                day = doy;
                do {
                    var dim = this._getDaysInMonth(year, month - 1);
                    if (day <= dim)
                        break;
                    month++;
                    day -= dim;
                } while (true);
            }
            var date = this._daylightSavingAdjust(new this.CDate(year, month - 1, day));//[CC]
            if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day)
                throw 'Invalid date'; // E.g. 31/02/00
            return date;
        },

        /* Standard date formats. */
        ATOM: 'yy-mm-dd', // RFC 3339 (ISO 8601)
        COOKIE: 'D, dd M yy',
        ISO_8601: 'yy-mm-dd',
        RFC_822: 'D, d M y',
        RFC_850: 'DD, dd-M-y',
        RFC_1036: 'D, d M y',
        RFC_1123: 'D, d M yy',
        RFC_2822: 'D, d M yy',
        RSS: 'D, d M y', // RFC 822
        TICKS: '!',
        TIMESTAMP: '@',
        W3C: 'yy-mm-dd', // ISO 8601

        _ticksTo1970: (((1970 - 1) * 365 + Math.floor(1970 / 4) - Math.floor(1970 / 100) +
            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 */
        formatDate: function (format, date, settings) {
            if (!date)
                return '';
            var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
            var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
            var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
            var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
            // Check whether a format character is doubled
            var lookAhead = function(match) {
                var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
                if (matches)
                    iFormat++;
                return matches;
            };
            // Format a number, with leading zero if necessary
            var formatNumber = function(match, value, len) {
                var num = '' + value;
                if (lookAhead(match))
                    while (num.length < len)
                        num = '0' + num;
                return num;
            };
            // Format a name, short or long as requested
            var formatName = function(match, value, shortNames, longNames) {
                return (lookAhead(match) ? longNames[value] : shortNames[value]);
            };
            var output = '';
            var literal = false;
            if (date)
                for (var iFormat = 0; iFormat < format.length; iFormat++) {
                    if (literal)
                        if (format.charAt(iFormat) == "'" && !lookAhead("'"))
                            literal = false;
                        else
                            output += format.charAt(iFormat);
                    else
                        switch (format.charAt(iFormat)) {
                            case 'd':
                                output += formatNumber('d', date.getDate(), 2);
                                break;
                            case 'D':
                                output += formatName('D', date.getDay(), dayNamesShort, dayNames);
                                break;
                            case 'o':
                                output += formatNumber('o',
                                    Math.round((new this.CDate(date.getFullYear(), date.getMonth(), date.getDate()).getTime() - new this.CDate(date.getFullYear(), 0, 0).getTime()) / 86400000), 3);//[CC]
                                break;
                            case 'm':
                                output += formatNumber('m', date.getMonth() + 1, 2);
                                break;
                            case 'M':
                                output += formatName('M', date.getMonth(), monthNamesShort, monthNames);
                                break;
                            case 'y':
                                output += (lookAhead('y') ? date.getFullYear() :
                                    (date.getYear() % 100 < 10 ? '0' : '') + date.getYear() % 100);
                                break;
                            case '@':
                                output += date.getTime();
                                break;
                            case '!':
                                output += date.getTime() * 10000 + this._ticksTo1970;
                                break;
                            case "'":
                                if (lookAhead("'"))
                                    output += "'";
                                else
                                    literal = true;
                                break;
                            default:
                                output += format.charAt(iFormat);
                        }
                }
            return output;
        },

        /* Extract all possible characters from the date format. */
        _possibleChars: function (format) {
            var chars = '';
            var literal = false;
            // Check whether a format character is doubled
            var lookAhead = function(match) {
                var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
                if (matches)
                    iFormat++;
                return matches;
            };
            for (var iFormat = 0; iFormat < format.length; iFormat++)
                if (literal)
                    if (format.charAt(iFormat) == "'" && !lookAhead("'"))
                        literal = false;
                    else
                        chars += format.charAt(iFormat);
                else
                    switch (format.charAt(iFormat)) {
                        case 'd': case 'm': case 'y': case '@':
                            chars += '0123456789';
                            break;
                        case 'D': case 'M':
                            return null; // Accept anything
                        case "'":
                            if (lookAhead("'"))
                                chars += "'";
                            else
                                literal = true;
                            break;
                        default:
                            chars += format.charAt(iFormat);
                    }
            return chars;
        },

        /* Get a setting value, defaulting if necessary. */
        _get: function(inst, name) {
            return inst.settings[name] !== undefined ?
            inst.settings[name] : this._defaults[name];
        },

        /* Parse existing date and initialise date picker. */
        _setDateFromField: function(inst, noDefault) {
            if (inst.input.val() == inst.lastVal) {
                return;
            }
            var dateFormat = this._get(inst, 'dateFormat');
            var dates = inst.lastVal = inst.input ? inst.input.val() : null;
            var date, defaultDate;
            date = defaultDate = this._getDefaultDate(inst);
            var settings = this._getFormatConfig(inst);
            try {
                date = this.parseDate(dateFormat, dates, settings) || defaultDate;
            } catch (event) {
                this.log(event);
                dates = (noDefault ? '' : dates);
            }
            inst.selectedDay = date.getDate();
            inst.drawMonth = inst.selectedMonth = date.getMonth();
            inst.drawYear = inst.selectedYear = date.getFullYear();
            inst.currentDay = (dates ? date.getDate() : 0);
            inst.currentMonth = (dates ? date.getMonth() : 0);
            inst.currentYear = (dates ? date.getFullYear() : 0);
            this._adjustInstDate(inst);
        },

        /* Retrieve the default date shown on opening. */
        _getDefaultDate: function(inst) {
            this.CDate = this._get(inst, 'calendar');//[CC]
            return this._restrictMinMax(inst,
                this._determineDate(inst, this._get(inst, 'defaultDate'), new this.CDate()));//[CC]
        },

        /* A date may be specified as an exact value or a relative one. */
        _determineDate: function(inst, date, defaultDate) {
            var Date = this.CDate;//[CC]
            var offsetNumeric = function(offset) {
                var date = new Date();
                date.setDate(date.getDate() + offset);
                return date;
            };
            var offsetString = function(offset) {
                try {
                    return $.datepicker.parseDate($.datepicker._get(inst, 'dateFormat'),
                        offset, $.datepicker._getFormatConfig(inst));
                }
                catch (e) {
                // Ignore
                }
                var date = (offset.toLowerCase().match(/^c/) ?
                    $.datepicker._getDate(inst) : null) || new Date();
                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 matches = pattern.exec(offset);
                while (matches) {
                    switch (matches[2] || 'd') {
                        case 'd' : case 'D' :
                            day += parseInt(matches[1],10);
                            break;
                        case 'w' : case 'W' :
                            day += parseInt(matches[1],10) * 7;
                            break;
                        case 'm' : case 'M' :
                            month += parseInt(matches[1],10);
                            day = Math.min(day, $.datepicker._getDaysInMonth(year, month));
                            break;
                        case 'y': case 'Y' :
                            year += parseInt(matches[1],10);
                            day = Math.min(day, $.datepicker._getDaysInMonth(year, month));
                            break;
                    }
                    matches = pattern.exec(offset);
                }
                return new Date(year, month, day);
            };
            var newDate = (date == null || date === '' ? defaultDate : (typeof date == 'string' ? offsetString(date) :
                (typeof date == 'number' ? (isNaN(date) ? defaultDate : offsetNumeric(date)) : new Date(date.getTime()))));
            newDate = (newDate && newDate.toString() == 'Invalid Date' ? defaultDate : newDate);
            if (newDate) {
                newDate.setHours(0);
                newDate.setMinutes(0);
                newDate.setSeconds(0);
                newDate.setMilliseconds(0);
            }
            return this._daylightSavingAdjust(newDate);
        },

        /* 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 */
        _daylightSavingAdjust: function(date) {
            if (!date) return null;
            date.setHours(date.getHours() > 12 ? date.getHours() + 2 : 0);
            return date;
        },

        /* Set the date(s) directly. */
        _setDate: function(inst, date, noChange) {
            var clear = !date;
            var origMonth = inst.selectedMonth;
            var origYear = inst.selectedYear;
            this.CDate = this._get(inst, 'calendar');//[CC]
            var newDate = this._restrictMinMax(inst, this._determineDate(inst, date, new this.CDate()));//[CC]
            inst.selectedDay = inst.currentDay = newDate.getDate();
            inst.drawMonth = inst.selectedMonth = inst.currentMonth = newDate.getMonth();
            inst.drawYear = inst.selectedYear = inst.currentYear = newDate.getFullYear();
            if ((origMonth != inst.selectedMonth || origYear != inst.selectedYear) && !noChange)
                this._notifyChange(inst);
            this._adjustInstDate(inst);
            if (inst.input) {
                inst.input.val(clear ? '' : this._formatDate(inst));
            }
        },

        /* Retrieve the date(s) directly. */
        _getDate: function(inst) {
            this.CDate = this._get(inst, 'calendar');//[CC]
            var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null :
                this._daylightSavingAdjust(new this.CDate(//[CC]
                    inst.currentYear, inst.currentMonth, inst.currentDay)));
            return startDate;
        },

        /* Attach the onxxx handlers.  These are declared statically so
	 * they work with static code transformers like Caja.
	 */
        _attachHandlers: function(inst) {
            var stepMonths = this._get(inst, 'stepMonths');
            var id = '#' + inst.id.replace( /\\\\/g, "\\" );
            inst.dpDiv.find('[data-handler]').map(function () {
                var handler = {
                    prev: function () {
                        window['DP_jQuery_' + dpuuid].datepicker._adjustDate(id, -stepMonths, 'M');
                    },
                    next: function () {
                        window['DP_jQuery_' + dpuuid].datepicker._adjustDate(id, +stepMonths, 'M');
                    },
                    hide: function () {
                        window['DP_jQuery_' + dpuuid].datepicker._hideDatepicker();
                    },
                    today: function () {
                        window['DP_jQuery_' + dpuuid].datepicker._gotoToday(id);
                    },
                    selectDay: function () {
                        window['DP_jQuery_' + dpuuid].datepicker._selectDay(id, +this.getAttribute('data-month'), +this.getAttribute('data-year'), this);
                        return false;
                    },
                    selectMonth: function () {
                        window['DP_jQuery_' + dpuuid].datepicker._selectMonthYear(id, this, 'M');
                        return false;
                    },
                    selectYear: function () {
                        window['DP_jQuery_' + dpuuid].datepicker._selectMonthYear(id, this, 'Y');
                        return false;
                    }
                };
                $(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 this.CDate();//[CC]
            today = this._daylightSavingAdjust(
                new this.CDate(today.getFullYear(), today.getMonth(), today.getDate())); // clear time //[CC]
            var isRTL = this._get(inst, 'isRTL');
            var showButtonPanel = this._get(inst, 'showButtonPanel');
            var hideIfNoPrevNext = this._get(inst, 'hideIfNoPrevNext');
            var navigationAsDateFormat = this._get(inst, 'navigationAsDateFormat');
            var numMonths = this._getNumberOfMonths(inst);
            var showCurrentAtPos = this._get(inst, 'showCurrentAtPos');
            var stepMonths = this._get(inst, 'stepMonths');
            var isMultiMonth = (numMonths[0] != 1 || numMonths[1] != 1);
            var currentDate = this._daylightSavingAdjust((!inst.currentDay ? new Date(9999, 9, 9) :
                new this.CDate(inst.currentYear, inst.currentMonth, inst.currentDay)));//[CC]
            var minDate = this._getMinMaxDate(inst, 'min');
            var maxDate = this._getMinMaxDate(inst, 'max');
            var drawMonth = inst.drawMonth - showCurrentAtPos;
            var drawYear = inst.drawYear;
            if (drawMonth < 0) {
                drawMonth += 12;
                drawYear--;
            }
            if (maxDate) {
                var maxDraw = this._daylightSavingAdjust(new this.CDate(maxDate.getFullYear(),//[CC]
                    maxDate.getMonth() - (numMonths[0] * numMonths[1]) + 1, maxDate.getDate()));
                maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw);
                while (this._daylightSavingAdjust(new this.CDate(drawYear, drawMonth, 1)) > maxDraw) {//[CC]
                    drawMonth--;
                    if (drawMonth < 0) {
                        drawMonth = 11;
                        drawYear--;
                    }
                }
            }
            inst.drawMonth = drawMonth;
            inst.drawYear = drawYear;
            var prevText = this._get(inst, 'prevText');
            prevText = (!navigationAsDateFormat ? prevText : this.formatDate(prevText,
                this._daylightSavingAdjust(new this.CDate(drawYear, drawMonth - stepMonths, 1)),//[CC]
                this._getFormatConfig(inst)));
            var prev = (this._canAdjustMonth(inst, -1, drawYear, drawMonth) ?
                '<a class="ui-datepicker-prev btn btn-link" data-handler="prev" data-event="click"' +
                ' title="' + prevText + '">' + (isRTL ? '<i class="icon-circle-arrow-right"></i>' : '<i class="icon-circle-arrow-left"></i>') + '</a>' :
                (hideIfNoPrevNext ? '' : '<a class="ui-datepicker-prev btn btn-link ui-state-disabled" title="'+ prevText +'">' + (isRTL ? '<i class="icon-circle-arrow-right"></i>' : '<i class="icon-circle-arrow-left"></i>') + '</a>'));
            var nextText = this._get(inst, 'nextText');
            nextText = (!navigationAsDateFormat ? nextText : this.formatDate(nextText,
                this._daylightSavingAdjust(new this.CDate(drawYear, drawMonth + stepMonths, 1)),//[CC]
                this._getFormatConfig(inst)));
            var next = (this._canAdjustMonth(inst, +1, drawYear, drawMonth) ?
                '<a class="ui-datepicker-next btn btn-link" data-handler="next" data-event="click"' +
                ' title="' + nextText + '">' + (isRTL ? '<i class="icon-circle-arrow-left"></i>' : '<i class="icon-circle-arrow-right"></i>') + '</a>' :
                (hideIfNoPrevNext ? '' : '<a class="ui-datepicker-next btn btn-link ui-state-disabled" title="'+ nextText + '">' + (isRTL ? '<i class="icon-circle-arrow-left"></i>' : '<i class="icon-circle-arrow-right"></i>') + '</a>'));
            var currentText = this._get(inst, 'currentText');
            var gotoDate = (this._get(inst, 'gotoCurrent') && inst.currentDay ? currentDate : today);
            currentText = (!navigationAsDateFormat ? currentText :
                this.formatDate(currentText, gotoDate, this._getFormatConfig(inst)));
            var controls = (!inst.inline ? '<button type="button" class="ui-datepicker-close btn" data-handler="hide" data-event="click">' +
                this._get(inst, 'closeText') + '</button>' : '');
            var buttonPanel = (showButtonPanel) ? '<div class="ui-datepicker-buttonpane ui-helper-clearfix">' + (isRTL ? controls : '') +
            (this._isInRange(inst, gotoDate) ? '<button type="button" class="ui-datepicker-current btn" data-handler="today" data-event="click"' +
                '>' + currentText + '</button>' : '') + (isRTL ? '' : controls) + '</div>' : '';
            var firstDay = parseInt(this._get(inst, 'firstDay'),10);
            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++) {
                var group = '';
                this.maxRows = 4;
                for (var col = 0; col < numMonths[1]; col++) {
                    var selectedDate = this._daylightSavingAdjust(new this.CDate(drawYear, drawMonth, inst.selectedDay));//[CC]
                    var cornerClass = ' ui-corner-all';
                    var calender = '';
                    if (isMultiMonth) {
                        calender += '<div class="ui-datepicker-group';
                        if (numMonths[1] > 1)
                            switch (col) {
                                case 0:
                                    calender += ' ui-datepicker-group-first';
                                    cornerClass = ' ui-corner-' + (isRTL ? 'right' : 'left');
                                    break;
                                case numMonths[1]-1:
                                    calender += ' ui-datepicker-group-last';
                                    cornerClass = ' ui-corner-' + (isRTL ? 'left' : 'right');
                                    break;
                                default:
                                    calender += ' ui-datepicker-group-middle';
                                    cornerClass = '';
                                    break;
                            }
                        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) : '') +
                    this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate,
                        row > 0 || col > 0, monthNames, monthNamesShort) + // draw month headers
                    '</div><table class="ui-datepicker-calendar"><thead>' +
                    '<tr>';
                    var thead = (showWeek ? '<th class="ui-datepicker-week-col">' + this._get(inst, 'weekHeader') + '</th>' : '');
                    for (var dow = 0; dow < 7; dow++) { // days of the week
                        var day = (dow + firstDay) % 7;
                        thead += '<th' + ((dow + firstDay + 6) % 7 >= 5 ? ' class="ui-datepicker-week-end"' : '') + '>' +
                        '<span title="' + dayNames[day] + '">' + dayNamesMin[day] + '</span></th>';
                    }
                    calender += thead + '</tr></thead><tbody>';
                    var daysInMonth = this._getDaysInMonth(drawYear, drawMonth);
                    if (drawYear == inst.selectedYear && drawMonth == inst.selectedMonth)
                        inst.selectedDay = Math.min(inst.selectedDay, daysInMonth);
                    var leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7;
                    var curRows = Math.ceil((leadDays + daysInMonth) / 7); // calculate the number of rows to generate
                    var numRows = (isMultiMonth ? this.maxRows > curRows ? this.maxRows : curRows : curRows); //If multiple months, use the higher number of rows (see #7043)
                    this.maxRows = numRows;
                    var printDate = this._daylightSavingAdjust(new this.CDate(drawYear, drawMonth, 1 - leadDays));//[CC]
                    for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows
                        calender += '<tr>';
                        var tbody = (!showWeek ? '' : '<td class="ui-datepicker-week-col">' +
                            this._get(inst, 'calculateWeek')(printDate) + '</td>');
                        for (var dow = 0; dow < 7; dow++) { // create date picker days
                            var daySettings = (beforeShowDay ?
                                beforeShowDay.apply((inst.input ? inst.input[0] : null), [printDate]) : [true, '']);
                            var otherMonth = (printDate.getMonth() != drawMonth);
                            var unselectable = (otherMonth && !selectOtherMonths) || !daySettings[0] ||
                               ((minDate && this._compareDate(printDate, '<', minDate)) || (maxDate && this._compareDate(printDate, '>', maxDate)));//[CC]

                            tbody += '<td class="' +
                            ((dow + firstDay + 6) % 7 >= 5 ? ' ui-datepicker-week-end' : '') + // highlight weekends
                            (otherMonth ? ' ui-datepicker-other-month' : '') + // highlight days from other months
                            ((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
                            (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)
                            ((!otherMonth || showOtherMonths) && daySettings[2] ? ' title="' + daySettings[2] + '"' : '') + // 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
                            printDate.setDate(printDate.getDate() + 1);
                            printDate = this._daylightSavingAdjust(printDate);
                        }
                        calender += tbody + '</tr>';
                    }
                    drawMonth++;
                    if (drawMonth > 11) {
                        drawMonth = 0;
                        drawYear++;
                    }
                    calender += '</tbody></table>' + (isMultiMonth ? '</div>' +
                        ((numMonths[0] > 0 && col == numMonths[1]-1) ? '<div class="ui-datepicker-row-break"></div>' : '') : '');
                    group += calender;
                }
                html += group;
            }
            html += buttonPanel + ($.ui.ie6 && !inst.inline ?
                '<iframe src="javascript:false;" class="ui-datepicker-cover" frameborder="0"></iframe>' : '');
            inst._keyEvent = false;
            return html;
        },

        /* Generate the month and year header. */
        _generateMonthYearHeader: function(inst, drawMonth, drawYear, minDate, maxDate,
            secondary, monthNames, monthNamesShort) {
            var changeMonth = this._get(inst, 'changeMonth');
            var changeYear = this._get(inst, 'changeYear');
            var showMonthAfterYear = this._get(inst, 'showMonthAfterYear');
            var html = '<div class="ui-datepicker-title">';
            var monthHtml = '';
            // month selection
            if (secondary || !changeMonth)
                monthHtml += '<span class="ui-datepicker-month">' + monthNames[drawMonth] + '</span>';
            else {
                var inMinYear = (minDate && minDate.getFullYear() == drawYear);
                var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear);
                monthHtml += '<select class="ui-datepicker-month" data-handler="selectMonth" data-event="change">';
                for (var month = 0; month < 12; month++) {
                    if ((!inMinYear || month >= minDate.getMonth()) &&
                        (!inMaxYear || month <= maxDate.getMonth()))
                        monthHtml += '<option value="' + month + '"' +
                        (month == drawMonth ? ' selected="selected"' : '') +
                        '>' + monthNamesShort[month] + '</option>';
                }
                monthHtml += '</select>';
            }
            if (!showMonthAfterYear)
                html += monthHtml + (secondary || !(changeMonth && changeYear) ? '&#xa0;' : '');
            // year selection
            if ( !inst.yearshtml ) {
                inst.yearshtml = '';
                if (secondary || !changeYear)
                    html += '<span class="ui-datepicker-year">' + drawYear + '</span>';
                else {
                    // determine range of years to display
                    var years = this._get(inst, 'yearRange').split(':');
                    var thisYear = new this.CDate().getFullYear();//[CC]
                    var determineYear = function(value) {
                        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);
                    };
                    var year = determineYear(years[0]);
                    var 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">';
                    for (; year <= endYear; year++) {
                        inst.yearshtml += '<option value="' + year + '"' +
                        (year == drawYear ? ' selected="selected"' : '') +
                        '>' + year + '</option>';
                    }
                    inst.yearshtml += '</select>';

                    html += inst.yearshtml;
                    inst.yearshtml = null;
                }
            }
            html += this._get(inst, 'yearSuffix');
            if (showMonthAfterYear)
                html += (secondary || !(changeMonth && changeYear) ? '&#xa0;' : '') + monthHtml;
            html += '</div>'; // Close datepicker_header
            return html;
        },

        /* Adjust one of the date sub-fields. */
        _adjustInstDate: function(inst, offset, period) {
            var year = inst.drawYear + (period == 'Y' ? offset : 0);
            var month = inst.drawMonth + (period == 'M' ? offset : 0);
            var day = Math.min(inst.selectedDay, this._getDaysInMonth(year, month)) +
            (period == 'D' ? offset : 0);
            var date = this._restrictMinMax(inst,
                this._daylightSavingAdjust(new this.CDate(year, month, day)));//[CC]
            inst.selectedDay = date.getDate();
            inst.drawMonth = inst.selectedMonth = date.getMonth();
            inst.drawYear = inst.selectedYear = date.getFullYear();
            if (period == 'M' || period == 'Y')
                this._notifyChange(inst);
        },

        /* Ensure a date is within any min/max bounds. */
        _restrictMinMax: function(inst, date) {
            var minDate = this._getMinMaxDate(inst, 'min');
            var maxDate = this._getMinMaxDate(inst, 'max');
            var newDate = (minDate && this._compareDate(date, '<', minDate)) ? minDate : date;//[CC]
            newDate = (maxDate && this._compareDate(newDate, '>', maxDate)) ? maxDate : newDate;//[CC]
            return newDate;
        },

        /* Notify change of month/year. */
        _notifyChange: function(inst) {
            var onChange = this._get(inst, 'onChangeMonthYear');
            if (onChange)
                onChange.apply((inst.input ? inst.input[0] : null),
                    [inst.selectedYear, inst.selectedMonth + 1, inst]);
        },

        /* Determine the number of months to show. */
        _getNumberOfMonths: function(inst) {
            var numMonths = this._get(inst, 'numberOfMonths');
            return (numMonths == null ? [1, 1] : (typeof numMonths == 'number' ? [1, numMonths] : numMonths));
        },

        /* Determine the current maximum date - ensure no time components are set. */
        _getMinMaxDate: function(inst, minMax) {
            return this._determineDate(inst, this._get(inst, minMax + 'Date'), null);
        },

        /* Find the number of days in a given month. */
        _getDaysInMonth: function(year, month) {
            return 32 - this._daylightSavingAdjust(new this.CDate(year, month, 32)).getDate();//[CC]
        },

        /* Find the day of the week of the first of a month. */
        _getFirstDayOfMonth: function(year, month) {
            return new this.CDate(year, month, 1).getDay();//[CC]
        },

        /* Determines if we should allow a "next/prev" month display change. */
        _canAdjustMonth: function(inst, offset, curYear, curMonth) {
            var numMonths = this._getNumberOfMonths(inst);
            var date = this._daylightSavingAdjust(new this.CDate(curYear,//[CC]
                curMonth + (offset < 0 ? offset : numMonths[0] * numMonths[1]), 1));
            if (offset < 0)
                date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth()));
            return this._isInRange(inst, date);
        },

        /* Is the given date in the accepted range? */
        _isInRange: function(inst, date) {
            var minDate = this._getMinMaxDate(inst, 'min');
            var maxDate = this._getMinMaxDate(inst, 'max');
            return ((!minDate || date.getTime() >= minDate.getTime()) &&
                (!maxDate || date.getTime() <= maxDate.getTime()));
        },

        /* Provide the configuration settings for formatting/parsing. */
        _getFormatConfig: function(inst) {
            var shortYearCutoff = this._get(inst, 'shortYearCutoff');
            this.CDate = this._get(inst, 'calendar');//[CC]
            shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
                new this.CDate().getFullYear() % 100 + parseInt(shortYearCutoff, 10));//[CC]
            return {
                shortYearCutoff: shortYearCutoff,
                dayNamesShort: this._get(inst, 'dayNamesShort'), 
                dayNames: this._get(inst, 'dayNames'),
                monthNamesShort: this._get(inst, 'monthNamesShort'), 
                monthNames: this._get(inst, 'monthNames')
            };
        },

        /* Format the given date for display. */
        _formatDate: function(inst, day, month, year) {
            if (!day) {
                inst.currentDay = inst.selectedDay;
                inst.currentMonth = inst.selectedMonth;
                inst.currentYear = inst.selectedYear;
            }
            var date = (day ? (typeof day == 'object' ? day :
                this._daylightSavingAdjust(new this.CDate(year, month, day))) ://[CC]
                this._daylightSavingAdjust(new this.CDate(inst.currentYear, inst.currentMonth, inst.currentDay)));//[CC]
            return this.formatDate(this._get(inst, 'dateFormat'), date, this._getFormatConfig(inst));
        },

        /* [CC]Compare two dates */
        _compareDate: function(d1, op, d2) {//[CC]
            if(d1 && d2) {//[CC]
                if(d1.getGregorianDate) d1 = d1.getGregorianDate();//[CC]
                if(d2.getGregorianDate) d2 = d2.getGregorianDate();//[CC]
                if(op == '<') return d1 < d2;//[CC]
                return d1 > d2;//[CC]
            } else {//[CC]
                return null;//[CC]
            }//[CC]
        }//[CC]
    });

    /*
 * 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() {
            $(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) $(this).removeClass('ui-datepicker-next-hover');
        })
        .delegate(selector, 'mouseover', function(){
            if (!$.datepicker._isDisabledDatepicker( instActive.inline ? dpDiv.parent()[0] : instActive.input[0])) {
                $(this).parents('.ui-datepicker-calendar').find('a').removeClass('ui-state-hover');
                $(this).addClass('ui-state-hover');
                if (this.className.indexOf('ui-datepicker-prev') != -1) $(this).addClass('ui-datepicker-prev-hover');
                if (this.className.indexOf('ui-datepicker-next') != -1) $(this).addClass('ui-datepicker-next-hover');
            }
        });
    }

    /* jQuery extend now ignores nulls! */
    function extendRemove(target, props) {
        $.extend(target, props);
        for (var name in props)
            if (props[name] == null || props[name] == undefined)
                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
   @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).
            find(document.body).append($.datepicker.dpDiv);
            $.datepicker.initialized = true;
        }

        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));
        if (options == 'option' && arguments.length == 2 && typeof arguments[1] == 'string')
            return $.datepicker['_' + options + 'Datepicker'].
            apply($.datepicker, [this[0]].concat(otherArgs));
        return this.each(function() {
            typeof options == 'string' ?
            $.datepicker['_' + options + 'Datepicker'].
            apply($.datepicker, [this].concat(otherArgs)) :
            $.datepicker._attachDatepicker(this, options);
        });
    };

    $.datepicker = new Datepicker(); // singleton instance
    $.datepicker.initialized = false;
    $.datepicker.uuid = new Date().getTime();
    $.datepicker.version = "1.9.1";

    // Workaround for #4055
    // Add another global to avoid noConflict issues with inline event handlers
    window['DP_jQuery_' + dpuuid] = $;

})(jQuery);