(function($) {

    dpuuid = new Date().getTime();
    $.extend($.datepicker, {
        /* 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">民國';
            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, 20) :
					parseInt(value, 20)));
                    return (isNaN(year) ? thisYear : year);
                    //return new Date.pars
                };
                var year = parseInt(1930); // determineYear(years[0]);
                var endYear = parseInt(new Date().getFullYear() + 10); //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 - 1911) + '</option>';
                }
                html += '</select>';
            }
            html += this._get(inst, 'yearSuffix');
            if (showMonthAfterYear)
                html += (secondary || !(changeMonth && changeYear) ? '&#xa0;' : '') + monthHtml;
            html += '月</div>'; // Close datepicker_header
            return html;
        },


        /* 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');
			//取消focus配合遮罩使用
            //if (inst == $.datepicker._curInst && $.datepicker._datepickerShowing && inst.input &&
            //inst.input.is(':visible') && !inst.input.is(':disabled'))
            //inst.input.focus();
        },
        
        
        
        
        /* Format the given date for display. 
        日期輸出的形態 */
        _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));
            return ((date.getFullYear() - 1911) < 100 ? "0" + (date.getFullYear() - 1911) : (date.getFullYear() - 1911)) + "/" +
              (date.getMonth() < 9 ? "0" + (date.getMonth() + 1) : (date.getMonth() + 1)) + "/" +
              (date.getDate() < 10 ? "0" + date.getDate() : date.getDate());
        },
        /* 重複選擇日期 */
        parseDate: function(format, value, settings) {
            var v = new String(value);
            var Y, M, D;
            if (v.length == 9) {/*100/12/15*/
                Y = v.substring(0, 3) - 0 + 1911;
                M = v.substring(4, 6) - 0 - 1;
                D = v.substring(7, 9) - 0;
                return (new Date(Y, M, D));
            }
            return (new Date());
        }
        
    });


    /* Chinese initialisation for the jQuery UI date picker plugin. */
    /* Written by Ressol (ressol@gmail.com). */
    $.datepicker.regional['zh-TW'] = {
        closeText: '關閉',
        prevText: '&#x3c;上月',
        nextText: '下月&#x3e;',
        currentText: '今天',
        monthNames: ['一月', '二月', '三月', '四月', '五月', '六月',
		'七月', '八月', '九月', '十月', '十一月', '十二月'],
        //monthNamesShort: ['一', '二', '三', '四', '五', '六',
        //'七', '八', '九', '十', '十一', '十二'],
        monthNamesShort: ['1', '2', '3', '4', '5', '6',
		'7', '8', '9', '10', '11', '12'],
        dayNames: ['星期日', '星期一', '星期二', '星期三', '星期四', '星期五', '星期六'],
        dayNamesShort: ['周日', '周一', '周二', '周三', '周四', '周五', '周六'],
        dayNamesMin: ['日', '一', '二', '三', '四', '五', '六'],
        weekHeader: '周',
        dateFormat: 'yy/mm/dd',
        firstDay: 1,
        isRTL: false,
        showMonthAfterYear: true,
        yearHeader: '民國',
        yearSuffix: '年'
    };
    $.datepicker.setDefaults($.datepicker.regional['zh-TW']);


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