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a.insertBefore(b,a.firstChild);d=b.firstChild;f=d.firstChild;e=d.nextSibling.firstChild.firstChild;this.doesNotAddBorder=f.offsetTop!==5;this.doesAddBorderForTableAndCells=e.offsetTop===5;f.style.position="fixed";f.style.top="20px";this.supportsFixedPosition=f.offsetTop===20||f.offsetTop===15;f.style.position=f.style.top="";d.style.overflow="hidden";d.style.position="relative";this.subtractsBorderForOverflowNotVisible=f.offsetTop===-5;this.doesNotIncludeMarginInBodyOffset=a.offsetTop!==j;a.removeChild(b);
c.offset.initialize=c.noop},bodyOffset:function(a){var b=a.offsetTop,d=a.offsetLeft;c.offset.initialize();if(c.offset.doesNotIncludeMarginInBodyOffset){b+=parseFloat(c.curCSS(a,"marginTop",true))||0;d+=parseFloat(c.curCSS(a,"marginLeft",true))||0}return{top:b,left:d}},setOffset:function(a,b,d){if(/static/.test(c.curCSS(a,"position")))a.style.position="relative";var f=c(a),e=f.offset(),j=parseInt(c.curCSS(a,"top",true),10)||0,i=parseInt(c.curCSS(a,"left",true),10)||0;if(c.isFunction(b))b=b.call(a,
d,e);d={top:b.top-e.top+j,left:b.left-e.left+i};"using"in b?b.using.call(a,d):f.css(d)}};c.fn.extend({position:function(){if(!this[0])return null;var a=this[0],b=this.offsetParent(),d=this.offset(),f=/^body|html$/i.test(b[0].nodeName)?{top:0,left:0}:b.offset();d.top-=parseFloat(c.curCSS(a,"marginTop",true))||0;d.left-=parseFloat(c.curCSS(a,"marginLeft",true))||0;f.top+=parseFloat(c.curCSS(b[0],"borderTopWidth",true))||0;f.left+=parseFloat(c.curCSS(b[0],"borderLeftWidth",true))||0;return{top:d.top-
f.top,left:d.left-f.left}},offsetParent:function(){return this.map(function(){for(var a=this.offsetParent||s.body;a&&!/^body|html$/i.test(a.nodeName)&&c.css(a,"position")==="static";)a=a.offsetParent;return a})}});c.each(["Left","Top"],function(a,b){var d="scroll"+b;c.fn[d]=function(f){var e=this[0],j;if(!e)return null;if(f!==w)return this.each(function(){if(j=wa(this))j.scrollTo(!a?f:c(j).scrollLeft(),a?f:c(j).scrollTop());else this[d]=f});else return(j=wa(e))?"pageXOffset"in j?j[a?"pageYOffset":
"pageXOffset"]:c.support.boxModel&&j.document.documentElement[d]||j.document.body[d]:e[d]}});c.each(["Height","Width"],function(a,b){var d=b.toLowerCase();c.fn["inner"+b]=function(){return this[0]?c.css(this[0],d,false,"padding"):null};c.fn["outer"+b]=function(f){return this[0]?c.css(this[0],d,false,f?"margin":"border"):null};c.fn[d]=function(f){var e=this[0];if(!e)return f==null?null:this;if(c.isFunction(f))return this.each(function(j){var i=c(this);i[d](f.call(this,j,i[d]()))});return"scrollTo"in
e&&e.document?e.document.compatMode==="CSS1Compat"&&e.document.documentElement["client"+b]||e.document.body["client"+b]:e.nodeType===9?Math.max(e.documentElement["client"+b],e.body["scroll"+b],e.documentElement["scroll"+b],e.body["offset"+b],e.documentElement["offset"+b]):f===w?c.css(e,d):this.css(d,typeof f==="string"?f:f+"px")}});A.jQuery=A.$=c})(window);

jQuery.fn.liScroll = function (settings) {
    settings = jQuery.extend({
        travelocity: 0.07
    }, settings);
    return this.each(function () {
        var $strip = jQuery(this);
        $strip.addClass("newsticker")
        var stripHeight = 0;
        var $mask = $strip.wrap("<div class='mask'></div>");
        var $tickercontainer = $strip.parent().wrap("<div class='tickercontainer'></div>");
        var containerHeight = $strip.parent().parent().height();
        $strip.find("li").each(function (i) {
            stripHeight += jQuery(this, i).outerHeight(true);
        });
        $strip.height(stripHeight);
        var totalTravel = stripHeight + containerHeight;
        var defTiming = totalTravel / settings.travelocity;
        function scrollnews(spazio, tempo) {
            $strip.animate({ top: '-=' + spazio }, tempo, "linear", function () { $strip.css("top", containerHeight); scrollnews(totalTravel, defTiming); });
        }
        scrollnews(totalTravel, defTiming);
        $strip.hover(function () {
            jQuery(this).stop();
        },
				function () {
				    var offset = jQuery(this).offset();
				    var residualSpace = offset.top + stripHeight;
				    var residualTime = residualSpace / settings.travelocity;
				    scrollnews(residualSpace, residualTime);
				});
    });
};

(function () { var d = jQuery, a = (d.fn.startAnimation ? "startAnimation" : "animate"), c = "pause plugin missing."; function e(h) { for (var g = 1; g < arguments.length; g++) { h = h.replace(new RegExp("\\{" + (g - 1) + "}", "g"), arguments[g]) } return h } function f() { arguments[0] = "CrossSlide: " + arguments[0]; throw new Error(e.apply(null, arguments)) } function b(i) { var g = 1; var h = i.replace(/^\s*|\s*$/g, "").split(/\s+/); if (h.length > 3) { throw new Error() } if (h[0] == "center") { if (h.length == 1) { h = ["center", "center"] } else { if (h.length == 2 && h[1].match(/^[\d.]+x$/i)) { h = ["center", "center", h[1]] } } } if (h.length == 3) { g = parseFloat(h[2].match(/^([\d.]+)x$/i)[1]) } var j = h[0] + " " + h[1]; if (j == "left top" || j == "top left") { return { xrel: 0, yrel: 0, zoom: g} } if (j == "left center" || j == "center left") { return { xrel: 0, yrel: 0.5, zoom: g} } if (j == "left bottom" || j == "bottom left") { return { xrel: 0, yrel: 1, zoom: g} } if (j == "center top" || j == "top center") { return { xrel: 0.5, yrel: 0, zoom: g} } if (j == "center center") { return { xrel: 0.5, yrel: 0.5, zoom: g} } if (j == "center bottom" || j == "bottom center") { return { xrel: 0.5, yrel: 1, zoom: g} } if (j == "right top" || j == "top right") { return { xrel: 1, yrel: 0, zoom: g} } if (j == "right center" || j == "center right") { return { xrel: 1, yrel: 0.5, zoom: g} } if (j == "right bottom" || j == "bottom right") { return { xrel: 1, yrel: 1, zoom: g} } return { xrel: parseInt(h[0].match(/^(\d+)%$/)[1]) / 100, yrel: parseInt(h[1].match(/^(\d+)%$/)[1]) / 100, zoom: g} } d.fn.crossSlide = function (i, k, l) { var g = this, j = this.width(), h = this.height(); if (g.length != 1) { f("crossSlide() must be called on exactly 1 element") } g.get(0).crossSlideArgs = [i, k, l]; k = d.map(k, function (m) { return d.extend({}, m) }); if (!i.easing) { i.easing = i.variant ? "swing" : "linear" } if (!l) { l = function () { } } (function (o) { var m = 0; function n(q, p) { p.onload = function (r) { m++; k[q].width = p.width; k[q].height = p.height; if (m == k.length) { o() } }; p.src = k[q].src; if (q + 1 < k.length) { n(q + 1, new Image()) } } n(0, new Image()) })(function () { if (!i.fade) { f("missing fade parameter.") } if (i.speed && i.sleep) { f("you cannot set both speed and sleep at the same time.") } var A = Math.round(i.fade * 1000); if (i.sleep) { var z = Math.round(i.sleep * 1000) } if (i.speed) { var o = i.speed / 1000, v = Math.round(A * o) } g.empty().css({ overflow: "hidden", padding: 0 }); if (!/^(absolute|relative|fixed)$/.test(g.css("position"))) { g.css({ position: "relative" }) } if (!g.width() || !g.height()) { f("container element does not have its own width and height") } if (i.shuffle) { k.sort(function () { return Math.random() - 0.5 }) } for (var t = 0; t < k.length; ++t) { var m = k[t]; if (!m.src) { f("missing src parameter in picture {0}.", t + 1) } if (o) { switch (m.dir) { case "up": m.from = { xrel: 0.5, yrel: 0, zoom: 1 }; m.to = { xrel: 0.5, yrel: 1, zoom: 1 }; var x = m.height - h - 2 * v; break; case "down": m.from = { xrel: 0.5, yrel: 1, zoom: 1 }; m.to = { xrel: 0.5, yrel: 0, zoom: 1 }; var x = m.height - h - 2 * v; break; case "left": m.from = { xrel: 0, yrel: 0.5, zoom: 1 }; m.to = { xrel: 1, yrel: 0.5, zoom: 1 }; var x = m.width - j - 2 * v; break; case "right": m.from = { xrel: 1, yrel: 0.5, zoom: 1 }; m.to = { xrel: 0, yrel: 0.5, zoom: 1 }; var x = m.width - j - 2 * v; break; default: f("missing or malformed dir parameter in picture {0}.", t + 1) } if (x <= 0) { f("impossible animation: either picture {0} is too small or div is too large or fade duration too long.", t + 1) } m.time_ms = Math.round(x / o) } else { if (!z) { if (!m.from || !m.to || !m.time) { f("missing either speed/sleep option, or from/to/time params in picture {0}.", t + 1) } try { m.from = b(m.from) } catch (w) { f('malformed "from" parameter in picture {0}.', t + 1) } try { m.to = b(m.to) } catch (w) { f('malformed "to" parameter in picture {0}.', t + 1) } if (!m.time) { f('missing "time" parameter in picture {0}.', t + 1) } m.time_ms = Math.round(m.time * 1000) } } if (m.from) { d.each([m.from, m.to], function (p, C) { C.width = Math.round(m.width * C.zoom); C.height = Math.round(m.height * C.zoom); C.left = Math.round((j - C.width) * C.xrel); C.top = Math.round((h - C.height) * C.yrel) }) } var s, y; y = s = d(e('<img src="{0}"/>', m.src)); if (m.href) { y = d(e('<a href="{0}"></a>', m.href)).append(s) } if (m.onclick) { y.click(m.onclick) } if (m.alt) { s.attr("alt", m.alt) } if (m.rel) { y.attr("rel", m.rel) } if (m.href && m.target) { y.attr("target", m.target) } y.appendTo(g) } delete o; function n(D, C) { var E = [0, A / (D.time_ms + 2 * A), 1 - A / (D.time_ms + 2 * A), 1][C]; return { left: Math.round(D.from.left + E * (D.to.left - D.from.left)), top: Math.round(D.from.top + E * (D.to.top - D.from.top)), width: Math.round(D.from.width + E * (D.to.width - D.from.width)), height: Math.round(D.from.height + E * (D.to.height - D.from.height))} } var u = g.find("img").css({ position: "absolute", visibility: "hidden", top: 0, left: 0, border: 0 }); u.eq(0).css({ visibility: "visible" }); if (!z) { u.eq(0).css(n(k[0], i.variant ? 0 : 1)) } var B = i.loop; function q(O, p) { if (O % 2 == 0) { if (z) { var E = O / 2, S = (E - 1 + k.length) % k.length, P = u.eq(E), M = u.eq(S); var L = function () { l(E, P.get(0)); M.css("visibility", "hidden"); setTimeout(p, z) } } else { var H = O / 2, S = (H - 1 + k.length) % k.length, R = u.eq(H), M = u.eq(S), F = k[H].time_ms, N = n(k[H], i.variant ? 3 : 2); var L = function () { l(H, R.get(0)); M.css("visibility", "hidden"); R[a](N, F, i.easing, p) } } } else { var D = Math.floor(O / 2), G = Math.ceil(O / 2) % k.length, Q = u.eq(D), C = u.eq(G), T = {}, K = { visibility: "visible" }, J = {}; if (G > D) { K.opacity = 0; J.opacity = 1; if (i.doubleFade) { T.opacity = 0 } } else { T.opacity = 0; if (i.doubleFade) { K.opacity = 0; J.opacity = 1 } } if (!z) { d.extend(K, n(k[G], 0)); if (!i.variant) { d.extend(T, n(k[D], 3)); d.extend(J, n(k[G], 1)) } } if (d.isEmptyObject(J)) { var L = function () { l(G, C.get(0), D, Q.get(0)); C.css(K); Q[a](T, A, "linear", p) } } else { if (d.isEmptyObject(T)) { var L = function () { l(G, C.get(0), D, Q.get(0)); C.css(K); C[a](J, A, "linear", p) } } else { var L = function () { l(G, C.get(0), D, Q.get(0)); C.css(K); C[a](J, A, "linear"); Q[a](T, A, "linear", p) } } } } if (i.loop && O == k.length * 2 - 2) { var I = L; L = function () { if (--B) { I() } } } if (O > 0) { return q(O - 1, L) } else { return L } } var r = q(k.length * 2 - 1, function () { return r() }); r() }); return g }; d.fn.crossSlideFreeze = function () { this.find("img").stop() }; d.fn.crossSlideStop = function () { this.find("img").stop().remove() }; d.fn.crossSlideRestart = function () { this.find("img").stop().remove(); d.fn.crossSlide.apply(this, this.get(0).crossSlideArgs) }; d.fn.crossSlidePause = function () { if (!d.fn.pause) { f(c) } this.find("img").pause() }; d.fn.crossSlideResume = function () { if (!d.fn.pause) { f(c) } this.find("img").resume() } })();

(function (a) { var b = { vertical: false, menuItemSelector: "li", menuGroupSelector: "ul", rootClass: "potato-menu", menuItemClass: "potato-menu-item", menuGroupClass: "potato-menu-group", verticalClass: "potato-menu-vertical", holizontalClass: "potato-menu-holizontal", hasVerticalClass: "potato-menu-has-vertical", hasHolizontalClass: "potato-menu-has-holizontal", hoverClass: "potato-menu-hover", showDuration: 350, hideDuration: 100 }; function c() { var e = (typeof (arguments[0]) != "string") ? a.extend(b, arguments[0]) : a.extend(b, {}); var d = a(this).addClass(e.rootClass + " " + e.menuGroupClass).addClass((e.vertical) ? e.verticalClass : e.holizontalClass); var g = d.find(e.menuItemSelector).addClass(e.menuItemClass); var f = d.find(e.menuGroupSelector).addClass(e.menuGroupClass); g.hover(function (h) { a(this).addClass(e.hoverClass) }, function (h) { a(this).removeClass(e.hoverClass) }); f.parent().each(function (h) { var k = a(this); var i = (k.parent().hasClass(e.holizontalClass)) ? "bottom" : "right"; k.addClass((i == "bottom") ? e.hasVerticalClass : e.hasHolizontalClass); var j = k.find(e.menuGroupSelector + ":first").addClass(e.verticalClass); k.hover(function (l) { var m = (i == "bottom") ? { left: "0", top: ""} : { left: a(this).width() + "px", top: "0" }; j.css({ left: m.left, top: m.top }).fadeIn(e.showDuration) }, function (l) { j.fadeOut(e.hideDuration) }) }); d.find('a[href^="#"]').click(function () { f.fadeOut(e.hideDuration); return (a(this).attr("href") != "#") }); return this } a.fn.extend({ ptMenu: c }) })(jQuery);

/*!
* jQuery UI @VERSION
*
* Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT (MIT-LICENSE.txt)
* and GPL (GPL-LICENSE.txt) licenses.
*
* http://docs.jquery.com/UI
*/
; jQuery.ui || (function ($) {

    //Helper functions and ui object
    $.ui = {
        version: "@VERSION",

        // $.ui.plugin is deprecated.  Use the proxy pattern instead.
        plugin: {
            add: function (module, option, set) {
                var proto = $.ui[module].prototype;
                for (var i in set) {
                    proto.plugins[i] = proto.plugins[i] || [];
                    proto.plugins[i].push([option, set[i]]);
                }
            },
            call: function (instance, name, args) {
                var set = instance.plugins[name];
                if (!set || !instance.element[0].parentNode) { return; }

                for (var i = 0; i < set.length; i++) {
                    if (instance.options[set[i][0]]) {
                        set[i][1].apply(instance.element, args);
                    }
                }
            }
        },

        contains: function (a, b) {
            return document.compareDocumentPosition
			? a.compareDocumentPosition(b) & 16
			: a !== b && a.contains(b);
        },

        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;
        },

        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);
        },

        keyCode: {
            BACKSPACE: 8,
            CAPS_LOCK: 20,
            COMMA: 188,
            CONTROL: 17,
            DELETE: 46,
            DOWN: 40,
            END: 35,
            ENTER: 13,
            ESCAPE: 27,
            HOME: 36,
            INSERT: 45,
            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,
            SHIFT: 16,
            SPACE: 32,
            TAB: 9,
            UP: 38
        }
    };

    //jQuery plugins
    $.fn.extend({
        _focus: $.fn.focus,
        focus: function (delay, fn) {
            return typeof delay === 'number'
			? this.each(function () {
			    var elem = this;
			    setTimeout(function () {
			        $(elem).focus();
			        (fn && fn.call(elem));
			    }, delay);
			})
			: this._focus.apply(this, arguments);
        },

        enableSelection: function () {
            return this
			.attr('unselectable', 'off')
			.css('MozUserSelect', '')
			.unbind('selectstart.ui');
        },

        disableSelection: function () {
            return this
			.attr('unselectable', 'on')
			.css('MozUserSelect', 'none')
			.bind('selectstart.ui', function () { return false; });
        },

        scrollParent: function () {
            var scrollParent;
            if (($.browser.msie && (/(static|relative)/).test(this.css('position'))) || (/absolute/).test(this.css('position'))) {
                scrollParent = this.parents().filter(function () {
                    return (/(relative|absolute|fixed)/).test($.curCSS(this, 'position', 1)) && (/(auto|scroll)/).test($.curCSS(this, 'overflow', 1) + $.curCSS(this, 'overflow-y', 1) + $.curCSS(this, 'overflow-x', 1));
                }).eq(0);
            } else {
                scrollParent = this.parents().filter(function () {
                    return (/(auto|scroll)/).test($.curCSS(this, 'overflow', 1) + $.curCSS(this, 'overflow-y', 1) + $.curCSS(this, 'overflow-x', 1));
                }).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'));
                        if (!isNaN(value) && value != 0) {
                            return value;
                        }
                    }
                    elem = elem.parent();
                }
            }

            return 0;
        }
    });


    //Additional selectors
    $.extend($.expr[':'], {
        data: function (elem, i, match) {
            return !!$.data(elem, match[3]);
        },

        focusable: function (element) {
            var nodeName = element.nodeName.toLowerCase(),
			tabIndex = $.attr(element, 'tabindex');
            return (/input|select|textarea|button|object/.test(nodeName)
			? !element.disabled
			: 'a' == nodeName || 'area' == nodeName
				? element.href || !isNaN(tabIndex)
				: !isNaN(tabIndex))
            // the element and all of its ancestors must be visible
            // the browser may report that the area is hidden
			&& !$(element)['area' == nodeName ? 'parents' : 'closest'](':hidden').length;
        },

        tabbable: function (element) {
            var tabIndex = $.attr(element, 'tabindex');
            return (isNaN(tabIndex) || tabIndex >= 0) && $(element).is(':focusable');
        }
    });

})(jQuery);

/*
* jQuery UI Datepicker @VERSION
*
* Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT (MIT-LICENSE.txt)
* and GPL (GPL-LICENSE.txt) licenses.
*
* http://docs.jquery.com/UI/Datepicker
*
* Depends:
*	jquery.ui.core.js
*/

(function ($) { // hide the namespace

    $.extend($.ui, { datepicker: { version: "@VERSION"} });

    var PROP_NAME = 'datepicker';
    var dpuuid = new Date().getTime();

    /* 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
            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: 'show', // 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: '_default', // 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
        };
        $.extend(this._defaults, this.regional['']);
        this.dpDiv = $('<div id="' + this._mainDivId + '" class="ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all ui-helper-hidden-accessible"></div>');
    }

    $.extend(Datepicker.prototype, {
        /* Class name added to elements to indicate already configured with a date picker. */
        markerClassName: 'hasDatepicker',

        /* 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)
                target.id = 'dp' + (++this.uuid);
            var inst = this._newInst($(target), inline);
            inst.settings = $.extend({}, settings || {}, inlineSettings || {});
            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
			$('<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);
        },

        /* Make attachments based on settings. */
        _attachments: function (input, inst) {
            var appendText = this._get(inst, 'appendText');
            var isRTL = 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
                        $.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);
        },

        /* 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) {
                var id = 'dp' + (++this.uuid);
                this._dialogInput = $('<input type="text" id="' + id +
				'" style="position: absolute; top: -100px; width: 0px; z-index: -10;"/>');
                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');
            }
            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');
            }
            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' ? $.extend({}, inst.settings) :
				this._get(inst, name)) : null));
            }
            var settings = name || {};
            if (typeof name == 'string') {
                settings = {};
                settings[name] = value;
            }
            if (inst) {
                if (this._curInst == inst) {
                    this._hideDatepicker();
                }
                var date = this._getDateDatepicker(target, true);
                extendRemove(inst.settings, settings);
                this._attachments($(target), inst);
                this._autoSize(inst);
                this._setDateDatepicker(target, date);
                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.' + $.datepicker._dayOverClass, inst.dpDiv).
							add($('td.' + $.datepicker._currentClass, inst.dpDiv));
                    if (sel[0])
                        $.datepicker._selectDay(event.target, inst.selectedMonth, inst.selectedYear, sel[0]);
                    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 || (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 (event) {
                    $.datepicker.log(event);
                }
            }
            return true;
        },

        /* Pop-up the date picker for a given input field.
        @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);
            }
            var beforeShow = $.datepicker._get(inst, 'beforeShow');
            extendRemove(inst.settings, (beforeShow ? beforeShow.apply(input, [input, inst]) : {}));
            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;
            });
            if (isFixed && $.browser.opera) { // correction for Opera when fixed and scrolled
                $.datepicker._pos[0] -= document.documentElement.scrollLeft;
                $.datepicker._pos[1] -= document.documentElement.scrollTop;
            }
            var offset = { left: $.datepicker._pos[0], top: $.datepicker._pos[1] };
            $.datepicker._pos = null;
            // 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 () {
                    $.datepicker._datepickerShowing = true;
                    var borders = $.datepicker._getBorders(inst.dpDiv);
                    inst.dpDiv.find('iframe.ui-datepicker-cover'). // IE6- only
					css({ left: -borders[0], top: -borders[1],
					    width: inst.dpDiv.outerWidth(), height: inst.dpDiv.outerHeight()
					});
                };
                inst.dpDiv.zIndex($(input).zIndex() + 1);
                if ($.effects && $.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) {
            var self = this;
            var borders = $.datepicker._getBorders(inst.dpDiv);
            inst.dpDiv.empty().append(this._generateHTML(inst))
			.find('iframe.ui-datepicker-cover') // IE6- only
				.css({ left: -borders[0], top: -borders[1],
				    width: inst.dpDiv.outerWidth(), height: inst.dpDiv.outerHeight()
				})
			.end()
			.find('button, .ui-datepicker-prev, .ui-datepicker-next, .ui-datepicker-calendar td a')
				.bind('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');
				})
				.bind('mouseover', function () {
				    if (!self._isDisabledDatepicker(inst.inline ? inst.dpDiv.parent()[0] : inst.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');
				    }
				})
			.end()
			.find('.' + this._dayOverClass + ' a')
				.trigger('mouseover')
			.end();
            var numMonths = this._getNumberOfMonths(inst);
            var cols = numMonths[1];
            var width = 17;
            if (cols > 1)
                inst.dpDiv.addClass('ui-datepicker-multi-' + cols).css('width', (width * cols) + 'em');
            else
                inst.dpDiv.removeClass('ui-datepicker-multi-2 ui-datepicker-multi-3 ui-datepicker-multi-4').width('');
            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 &&
				inst.input.is(':visible') && !inst.input.is(':disabled'))
                inst.input.focus();
        },

        /* 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 + $(document).scrollLeft();
            var viewHeight = document.documentElement.clientHeight + $(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)) {
                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 () {
                    $.datepicker._tidyDialog(inst);
                    this._curInst = null;
                };
                if ($.effects && $.effects[showAnim])
                    inst.dpDiv.hide(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
                else
                    inst.dpDiv[(showAnim == 'slideDown' ? 'slideUp' :
					(showAnim == 'fadeIn' ? 'fadeOut' : 'hide'))]((showAnim ? duration : null), postProcess);
                if (!showAnim)
                    postProcess();
                var onClose = this._get(inst, 'onClose');
                if (onClose)
                    onClose.apply((inst.input ? inst.input[0] : null),
					[(inst.input ? inst.input.val() : ''), inst]);  // trigger custom callback
                this._datepickerShowing = false;
                this._lastInput = null;
                if (this._inDialog) {
                    this._dialogInput.css({ position: 'absolute', left: '0', top: '-100px' });
                    if ($.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 = $(event.target);
            if ($target[0].id != $.datepicker._mainDivId &&
				$target.parents('#' + $.datepicker._mainDivId).length == 0 &&
				!$target.hasClass($.datepicker.markerClassName) &&
				!$target.hasClass($.datepicker._triggerClass) &&
				$.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI))
                $.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 Date();
                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._selectingMonthYear = false;
            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);
        },

        /* Restore input focus after not changing month/year. */
        _clickMonthYear: function (id) {
            var target = $(id);
            var inst = this._getInst(target[0]);
            if (inst.input && inst._selectingMonthYear && !$.browser.msie)
                inst.input.focus();
            inst._selectingMonthYear = !inst._selectingMonthYear;
        },

        /* 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;
            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) {
                lookAhead(match);
                var size = (match == '@' ? 14 : (match == '!' ? 20 :
				(match == 'y' ? 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 = (lookAhead(match) ? longNames : shortNames);
                for (var i = 0; i < names.length; i++) {
                    if (value.substr(iValue, names[i].length) == names[i]) {
                        iValue += names[i].length;
                        return i + 1;
                    }
                }
                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 Date(getNumber('@'));
                        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 (year == -1)
                year = new Date().getFullYear();
            else if (year < 100)
                year += new Date().getFullYear() - new Date().getFullYear() % 100 +
				(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 Date(year, month - 1, day));
            if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day)
                throw 'Invalid date'; // E.g. 31/02/*
            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',
								(date.getTime() - new Date(date.getFullYear(), 0, 0).getTime()) / 86400000, 3);
                            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) {
            return this._restrictMinMax(inst,
			this._determineDate(inst, this._get(inst, 'defaultDate'), new Date()));
        },

        /* A date may be specified as an exact value or a relative one. */
        _determineDate: function (inst, date, defaultDate) {
            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);
            };
            date = (date == null ? defaultDate : (typeof date == 'string' ? offsetString(date) :
			(typeof date == 'number' ? (isNaN(date) ? defaultDate : offsetNumeric(date)) : date)));
            date = (date && date.toString() == 'Invalid Date' ? defaultDate : date);
            if (date) {
                date.setHours(0);
                date.setMinutes(0);
                date.setSeconds(0);
                date.setMilliseconds(0);
            }
            return this._daylightSavingAdjust(date);
        },

        /* 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;
            date = this._restrictMinMax(inst, this._determineDate(inst, date, new Date()));
            inst.selectedDay = inst.currentDay = date.getDate();
            inst.drawMonth = inst.selectedMonth = inst.currentMonth = date.getMonth();
            inst.drawYear = inst.selectedYear = inst.currentYear = date.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) {
            var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null :
			this._daylightSavingAdjust(new Date(
			inst.currentYear, inst.currentMonth, inst.currentDay)));
            return startDate;
        },

        /* Generate the HTML for the current state of the date picker. */
        _generateHTML: function (inst) {
            var today = new Date();
            today = this._daylightSavingAdjust(
			new Date(today.getFullYear(), today.getMonth(), today.getDate())); // clear time
            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 Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
            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 Date(maxDate.getFullYear(),
				maxDate.getMonth() - (numMonths[0] * numMonths[1]) + 1, maxDate.getDate()));
                maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw);
                while (this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1)) > maxDraw) {
                    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 Date(drawYear, drawMonth - stepMonths, 1)),
			this._getFormatConfig(inst)));
            var prev = (this._canAdjustMonth(inst, -1, drawYear, drawMonth) ?
			'<a class="ui-datepicker-prev ui-corner-all" onclick="DP_jQuery_' + dpuuid +
			'.datepicker._adjustDate(\'#' + inst.id + '\', -' + stepMonths + ', \'M\');"' +
			' title="' + prevText + '"><span class="ui-icon ui-icon-circle-triangle-' + (isRTL ? 'e' : 'w') + '">' + prevText + '</span></a>' :
			(hideIfNoPrevNext ? '' : '<a class="ui-datepicker-prev ui-corner-all ui-state-disabled" title="' + prevText + '"><span class="ui-icon ui-icon-circle-triangle-' + (isRTL ? 'e' : 'w') + '">' + prevText + '</span></a>'));
            var nextText = this._get(inst, 'nextText');
            nextText = (!navigationAsDateFormat ? nextText : this.formatDate(nextText,
			this._daylightSavingAdjust(new Date(drawYear, drawMonth + stepMonths, 1)),
			this._getFormatConfig(inst)));
            var next = (this._canAdjustMonth(inst, +1, drawYear, drawMonth) ?
			'<a class="ui-datepicker-next ui-corner-all" onclick="DP_jQuery_' + dpuuid +
			'.datepicker._adjustDate(\'#' + inst.id + '\', +' + stepMonths + ', \'M\');"' +
			' title="' + nextText + '"><span class="ui-icon ui-icon-circle-triangle-' + (isRTL ? 'w' : 'e') + '">' + nextText + '</span></a>' :
			(hideIfNoPrevNext ? '' : '<a class="ui-datepicker-next ui-corner-all ui-state-disabled" title="' + nextText + '"><span class="ui-icon ui-icon-circle-triangle-' + (isRTL ? 'w' : 'e') + '">' + nextText + '</span></a>'));
            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 ui-state-default ui-priority-primary ui-corner-all" onclick="DP_jQuery_' + dpuuid +
			'.datepicker._hideDatepicker();">' + this._get(inst, 'closeText') + '</button>' : '');
            var buttonPanel = (showButtonPanel) ? '<div class="ui-datepicker-buttonpane ui-widget-content">' + (isRTL ? controls : '') +
			(this._isInRange(inst, gotoDate) ? '<button type="button" class="ui-datepicker-current ui-state-default ui-priority-secondary ui-corner-all" onclick="DP_jQuery_' + dpuuid +
			'.datepicker._gotoToday(\'#' + inst.id + '\');"' +
			'>' + 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 = '';
                for (var col = 0; col < numMonths[1]; col++) {
                    var selectedDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, inst.selectedDay));
                    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 numRows = (isMultiMonth ? 6 : Math.ceil((leadDays + daysInMonth) / 7)); // calculate the number of rows to generate
                    var printDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1 - leadDays));
                    for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows
                        calender += '<tr>';
                        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 && printDate < minDate) || (maxDate && printDate > maxDate);
                            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 ? '' : ' onclick="DP_jQuery_' + dpuuid + '.datepicker._selectDay(\'#' +
							inst.id + '\',' + printDate.getMonth() + ',' + printDate.getFullYear() + ', this);return false;"') + '>' + // 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 + ($.browser.msie && parseInt($.browser.version, 10) < 7 && !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" ' +
				'onchange="DP_jQuery_' + dpuuid + '.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'M\');" ' +
				'onclick="DP_jQuery_' + dpuuid + '.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
			 	'>';
                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 (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 Date().getFullYear();
                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);
                html += '<select class="ui-datepicker-year" ' +
				'onchange="DP_jQuery_' + dpuuid + '.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'Y\');" ' +
				'onclick="DP_jQuery_' + dpuuid + '.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
				'>';
                for (; year <= endYear; year++) {
                    html += '<option value="' + year + '"' +
					(year == drawYear ? ' selected="selected"' : '') +
					'>' + year + '</option>';
                }
                html += '</select>';
            }
            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 Date(year, month, day)));
            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');
            date = (minDate && date < minDate ? minDate : date);
            date = (maxDate && date > maxDate ? maxDate : date);
            return date;
        },

        /* 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 - new Date(year, month, 32).getDate();
        },

        /* Find the day of the week of the first of a month. */
        _getFirstDayOfMonth: function (year, month) {
            return new Date(year, month, 1).getDay();
        },

        /* 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 Date(curYear,
			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');
            shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
			new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
            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 Date(year, month, day))) :
			this._daylightSavingAdjust(new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
            return this.formatDate(this._get(inst, 'dateFormat'), date, this._getFormatConfig(inst));
        }
    });

    /* 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;
    };

    /* Determine whether an object is an array. */
    function isArray(a) {
        return (a && (($.browser.safari && typeof a == 'object' && a.length) ||
		(a.constructor && a.constructor.toString().match(/\Array\(\)/))));
    };

    /* 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) {

        /* Initialise the date picker. */
        if (!$.datepicker.initialized) {
            $(document).mousedown($.datepicker._checkExternalClick).
			find('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 = "@VERSION";

    // Workaround for #4055
    // Add another global to avoid noConflict issues with inline event handlers
    window['DP_jQuery_' + dpuuid] = $;

})(jQuery);
