jquery-ui-timepicker-addon.js

/*
 * jQuery Timepicker Addon
 * By: Trent Richardson [http://trentrichardson.com]
 *
 * Copyright 2013 Trent Richardson
 * You may use this project under MIT license.
 * http://trentrichardson.com/Impromptu/MIT-LICENSE.txt
 */

(function (factory) {
	if (typeof define === 'function' && define.amd) {
		define(['jquery', 'jquery-ui'], factory);
	} else {
		factory(jQuery);
	}
}(function ($) {

	/*
	* Lets not redefine timepicker, Prevent "Uncaught RangeError: Maximum call stack size exceeded"
	*/
	$.ui.timepicker = $.ui.timepicker || {};
	if ($.ui.timepicker.version) {
		return;
	}

	/*
	* Extend jQueryUI, get it started with our version number
	*/
	$.extend($.ui, {
		timepicker: {
			version: "@@version"
		}
	});

	/*
	* Timepicker manager.
	* Use the singleton instance of this class, $.timepicker, to interact with the time picker.
	* Settings for (groups of) time pickers are maintained in an instance object,
	* allowing multiple different settings on the same page.
	*/
	var Timepicker = function () {
		this.regional = []; // Available regional settings, indexed by language code
		this.regional[''] = { // Default regional settings
			currentText: 'Now',
			closeText: 'Done',
			amNames: ['AM', 'A'],
			pmNames: ['PM', 'P'],
			timeFormat: 'HH:mm',
			timeSuffix: '',
			timeOnlyTitle: 'Choose Time',
			timeText: 'Time',
			hourText: 'Hour',
			minuteText: 'Minute',
			secondText: 'Second',
			millisecText: 'Millisecond',
			microsecText: 'Microsecond',
			timezoneText: 'Time Zone',
			isRTL: false
		};
		this._defaults = { // Global defaults for all the datetime picker instances
			showButtonPanel: true,
			timeOnly: false,
			timeOnlyShowDate: false,
			showHour: null,
			showMinute: null,
			showSecond: null,
			showMillisec: null,
			showMicrosec: null,
			showTimezone: null,
			showTime: true,
			stepHour: 1,
			stepMinute: 1,
			stepSecond: 1,
			stepMillisec: 1,
			stepMicrosec: 1,
			hour: 0,
			minute: 0,
			second: 0,
			millisec: 0,
			microsec: 0,
			timezone: null,
			hourMin: 0,
			minuteMin: 0,
			secondMin: 0,
			millisecMin: 0,
			microsecMin: 0,
			hourMax: 23,
			minuteMax: 59,
			secondMax: 59,
			millisecMax: 999,
			microsecMax: 999,
			minDateTime: null,
			maxDateTime: null,
			maxTime: null,
			minTime: null,
			onSelect: null,
			hourGrid: 0,
			minuteGrid: 0,
			secondGrid: 0,
			millisecGrid: 0,
			microsecGrid: 0,
			alwaysSetTime: true,
			separator: ' ',
			altFieldTimeOnly: true,
			altTimeFormat: null,
			altSeparator: null,
			altTimeSuffix: null,
			altRedirectFocus: true,
			pickerTimeFormat: null,
			pickerTimeSuffix: null,
			showTimepicker: true,
			timezoneList: null,
			addSliderAccess: false,
			sliderAccessArgs: null,
			controlType: 'slider',
			oneLine: false,
			defaultValue: null,
			parse: 'strict',
			afterInject: null
		};
		$.extend(this._defaults, this.regional['']);
	};

	$.extend(Timepicker.prototype, {
		$input: null,
		$altInput: null,
		$timeObj: null,
		inst: null,
		hour_slider: null,
		minute_slider: null,
		second_slider: null,
		millisec_slider: null,
		microsec_slider: null,
		timezone_select: null,
		maxTime: null,
		minTime: null,
		hour: 0,
		minute: 0,
		second: 0,
		millisec: 0,
		microsec: 0,
		timezone: null,
		hourMinOriginal: null,
		minuteMinOriginal: null,
		secondMinOriginal: null,
		millisecMinOriginal: null,
		microsecMinOriginal: null,
		hourMaxOriginal: null,
		minuteMaxOriginal: null,
		secondMaxOriginal: null,
		millisecMaxOriginal: null,
		microsecMaxOriginal: null,
		ampm: '',
		formattedDate: '',
		formattedTime: '',
		formattedDateTime: '',
		timezoneList: null,
		units: ['hour', 'minute', 'second', 'millisec', 'microsec'],
		support: {},
		control: null,

		/*
		* Override the default settings for all instances of the time picker.
		* @param  {Object} settings  object - the new settings to use as defaults (anonymous object)
		* @return {Object} the manager object
		*/
		setDefaults: function (settings) {
			extendRemove(this._defaults, settings || {});
			return this;
		},

		/*
		* Create a new Timepicker instance
		*/
		_newInst: function ($input, opts) {
			var tp_inst = new Timepicker(),
				inlineSettings = {},
				fns = {},
				overrides, i;

			for (var attrName in this._defaults) {
				if (this._defaults.hasOwnProperty(attrName)) {
					var attrValue = $input.attr('time:' + attrName);
					if (attrValue) {
						try {
							inlineSettings[attrName] = eval(attrValue);
						} catch (err) {
							inlineSettings[attrName] = attrValue;
						}
					}
				}
			}

			overrides = {
				beforeShow: function (input, dp_inst) {
					if ($.isFunction(tp_inst._defaults.evnts.beforeShow)) {
						return tp_inst._defaults.evnts.beforeShow.call($input[0], input, dp_inst, tp_inst);
					}
				},
				onChangeMonthYear: function (year, month, dp_inst) {
					// Update the time as well : this prevents the time from disappearing from the $input field.
					// tp_inst._updateDateTime(dp_inst);
					if ($.isFunction(tp_inst._defaults.evnts.onChangeMonthYear)) {
						tp_inst._defaults.evnts.onChangeMonthYear.call($input[0], year, month, dp_inst, tp_inst);
					}
				},
				onClose: function (dateText, dp_inst) {
					if (tp_inst.timeDefined === true && $input.val() !== '') {
						tp_inst._updateDateTime(dp_inst);
					}
					if ($.isFunction(tp_inst._defaults.evnts.onClose)) {
						tp_inst._defaults.evnts.onClose.call($input[0], dateText, dp_inst, tp_inst);
					}
				}
			};
			for (i in overrides) {
				if (overrides.hasOwnProperty(i)) {
					fns[i] = opts[i] || this._defaults[i] || null;
				}
			}

			tp_inst._defaults = $.extend({}, this._defaults, inlineSettings, opts, overrides, {
				evnts: fns,
				timepicker: tp_inst // add timepicker as a property of datepicker: $.datepicker._get(dp_inst, 'timepicker');
			});
			tp_inst.amNames = $.map(tp_inst._defaults.amNames, function (val) {
				return val.toUpperCase();
			});
			tp_inst.pmNames = $.map(tp_inst._defaults.pmNames, function (val) {
				return val.toUpperCase();
			});

			// detect which units are supported
			tp_inst.support = detectSupport(
					tp_inst._defaults.timeFormat +
					(tp_inst._defaults.pickerTimeFormat ? tp_inst._defaults.pickerTimeFormat : '') +
					(tp_inst._defaults.altTimeFormat ? tp_inst._defaults.altTimeFormat : ''));

			// controlType is string - key to our this._controls
			if (typeof(tp_inst._defaults.controlType) === 'string') {
				if (tp_inst._defaults.controlType === 'slider' && typeof($.ui.slider) === 'undefined') {
					tp_inst._defaults.controlType = 'select';
				}
				tp_inst.control = tp_inst._controls[tp_inst._defaults.controlType];
			}
			// controlType is an object and must implement create, options, value methods
			else {
				tp_inst.control = tp_inst._defaults.controlType;
			}

			// prep the timezone options
			var timezoneList = [-720, -660, -600, -570, -540, -480, -420, -360, -300, -270, -240, -210, -180, -120, -60,
					0, 60, 120, 180, 210, 240, 270, 300, 330, 345, 360, 390, 420, 480, 525, 540, 570, 600, 630, 660, 690, 720, 765, 780, 840];
			if (tp_inst._defaults.timezoneList !== null) {
				timezoneList = tp_inst._defaults.timezoneList;
			}
			var tzl = timezoneList.length, tzi = 0, tzv = null;
			if (tzl > 0 && typeof timezoneList[0] !== 'object') {
				for (; tzi < tzl; tzi++) {
					tzv = timezoneList[tzi];
					timezoneList[tzi] = { value: tzv, label: $.timepicker.timezoneOffsetString(tzv, tp_inst.support.iso8601) };
				}
			}
			tp_inst._defaults.timezoneList = timezoneList;

			// set the default units
			tp_inst.timezone = tp_inst._defaults.timezone !== null ? $.timepicker.timezoneOffsetNumber(tp_inst._defaults.timezone) :
							((new Date()).getTimezoneOffset() * -1);
			tp_inst.hour = tp_inst._defaults.hour < tp_inst._defaults.hourMin ? tp_inst._defaults.hourMin :
							tp_inst._defaults.hour > tp_inst._defaults.hourMax ? tp_inst._defaults.hourMax : tp_inst._defaults.hour;
			tp_inst.minute = tp_inst._defaults.minute < tp_inst._defaults.minuteMin ? tp_inst._defaults.minuteMin :
							tp_inst._defaults.minute > tp_inst._defaults.minuteMax ? tp_inst._defaults.minuteMax : tp_inst._defaults.minute;
			tp_inst.second = tp_inst._defaults.second < tp_inst._defaults.secondMin ? tp_inst._defaults.secondMin :
							tp_inst._defaults.second > tp_inst._defaults.secondMax ? tp_inst._defaults.secondMax : tp_inst._defaults.second;
			tp_inst.millisec = tp_inst._defaults.millisec < tp_inst._defaults.millisecMin ? tp_inst._defaults.millisecMin :
							tp_inst._defaults.millisec > tp_inst._defaults.millisecMax ? tp_inst._defaults.millisecMax : tp_inst._defaults.millisec;
			tp_inst.microsec = tp_inst._defaults.microsec < tp_inst._defaults.microsecMin ? tp_inst._defaults.microsecMin :
							tp_inst._defaults.microsec > tp_inst._defaults.microsecMax ? tp_inst._defaults.microsecMax : tp_inst._defaults.microsec;
			tp_inst.ampm = '';
			tp_inst.$input = $input;

			if (tp_inst._defaults.altField) {
				tp_inst.$altInput = $(tp_inst._defaults.altField);
				if (tp_inst._defaults.altRedirectFocus === true) {
					tp_inst.$altInput.css({
						cursor: 'pointer'
					}).focus(function () {
						$input.trigger("focus");
					});
				}
			}

			if (tp_inst._defaults.minDate === 0 || tp_inst._defaults.minDateTime === 0) {
				tp_inst._defaults.minDate = new Date();
			}
			if (tp_inst._defaults.maxDate === 0 || tp_inst._defaults.maxDateTime === 0) {
				tp_inst._defaults.maxDate = new Date();
			}

			// datepicker needs minDate/maxDate, timepicker needs minDateTime/maxDateTime..
			if (tp_inst._defaults.minDate !== undefined && tp_inst._defaults.minDate instanceof Date) {
				tp_inst._defaults.minDateTime = new Date(tp_inst._defaults.minDate.getTime());
			}
			if (tp_inst._defaults.minDateTime !== undefined && tp_inst._defaults.minDateTime instanceof Date) {
				tp_inst._defaults.minDate = new Date(tp_inst._defaults.minDateTime.getTime());
			}
			if (tp_inst._defaults.maxDate !== undefined && tp_inst._defaults.maxDate instanceof Date) {
				tp_inst._defaults.maxDateTime = new Date(tp_inst._defaults.maxDate.getTime());
			}
			if (tp_inst._defaults.maxDateTime !== undefined && tp_inst._defaults.maxDateTime instanceof Date) {
				tp_inst._defaults.maxDate = new Date(tp_inst._defaults.maxDateTime.getTime());
			}
			tp_inst.$input.bind('focus', function () {
				tp_inst._onFocus();
			});

			return tp_inst;
		},

		/*
		* add our sliders to the calendar
		*/
		_addTimePicker: function (dp_inst) {
			var currDT = $.trim((this.$altInput && this._defaults.altFieldTimeOnly) ? this.$input.val() + ' ' + this.$altInput.val() : this.$input.val());

			this.timeDefined = this._parseTime(currDT);
			this._limitMinMaxDateTime(dp_inst, false);
			this._injectTimePicker();
			this._afterInject();
		},

		/*
		* parse the time string from input value or _setTime
		*/
		_parseTime: function (timeString, withDate) {
			if (!this.inst) {
				this.inst = $.datepicker._getInst(this.$input[0]);
			}

			if (withDate || !this._defaults.timeOnly) {
				var dp_dateFormat = $.datepicker._get(this.inst, 'dateFormat');
				try {
					var parseRes = parseDateTimeInternal(dp_dateFormat, this._defaults.timeFormat, timeString, $.datepicker._getFormatConfig(this.inst), this._defaults);
					if (!parseRes.timeObj) {
						return false;
					}
					$.extend(this, parseRes.timeObj);
				} catch (err) {
					$.timepicker.log("Error parsing the date/time string: " + err +
									"\ndate/time string = " + timeString +
									"\ntimeFormat = " + this._defaults.timeFormat +
									"\ndateFormat = " + dp_dateFormat);
					return false;
				}
				return true;
			} else {
				var timeObj = $.datepicker.parseTime(this._defaults.timeFormat, timeString, this._defaults);
				if (!timeObj) {
					return false;
				}
				$.extend(this, timeObj);
				return true;
			}
		},

		/*
		* Handle callback option after injecting timepicker
		*/
		_afterInject: function() {
			var o = this.inst.settings;
			if ($.isFunction(o.afterInject)) {
				o.afterInject.call(this);
			}
		},

		/*
		* generate and inject html for timepicker into ui datepicker
		*/
		_injectTimePicker: function () {
			var $dp = this.inst.dpDiv,
				o = this.inst.settings,
				tp_inst = this,
				litem = '',
				uitem = '',
				show = null,
				max = {},
				gridSize = {},
				size = null,
				i = 0,
				l = 0;

			// Prevent displaying twice
			if ($dp.find("div.ui-timepicker-div").length === 0 && o.showTimepicker) {
				var noDisplay = ' ui_tpicker_unit_hide',
					html = '<div class="ui-timepicker-div' + (o.isRTL ? ' ui-timepicker-rtl' : '') + (o.oneLine && o.controlType === 'select' ? ' ui-timepicker-oneLine' : '') + '"><dl>' + '<dt class="ui_tpicker_time_label' + ((o.showTime) ? '' : noDisplay) + '">' + o.timeText + '</dt>' +
								'<dd class="ui_tpicker_time '+ ((o.showTime) ? '' : noDisplay) + '"><input class="ui_tpicker_time_input" ' + (o.timeInput ? '' : 'disabled') + '/></dd>';

				// Create the markup
				for (i = 0, l = this.units.length; i < l; i++) {
					litem = this.units[i];
					uitem = litem.substr(0, 1).toUpperCase() + litem.substr(1);
					show = o['show' + uitem] !== null ? o['show' + uitem] : this.support[litem];

					// Added by Peter Medeiros:
					// - Figure out what the hour/minute/second max should be based on the step values.
					// - Example: if stepMinute is 15, then minMax is 45.
					max[litem] = parseInt((o[litem + 'Max'] - ((o[litem + 'Max'] - o[litem + 'Min']) % o['step' + uitem])), 10);
					gridSize[litem] = 0;

					html += '<dt class="ui_tpicker_' + litem + '_label' + (show ? '' : noDisplay) + '">' + o[litem + 'Text'] + '</dt>' +
								'<dd class="ui_tpicker_' + litem + (show ? '' : noDisplay) + '"><div class="ui_tpicker_' + litem + '_slider' + (show ? '' : noDisplay) + '"></div>';

					if (show && o[litem + 'Grid'] > 0) {
						html += '<div style="padding-left: 1px"><table class="ui-tpicker-grid-label"><tr>';

						if (litem === 'hour') {
							for (var h = o[litem + 'Min']; h <= max[litem]; h += parseInt(o[litem + 'Grid'], 10)) {
								gridSize[litem]++;
								var tmph = $.datepicker.formatTime(this.support.ampm ? 'hht' : 'HH', {hour: h}, o);
								html += '<td data-for="' + litem + '">' + tmph + '</td>';
							}
						}
						else {
							for (var m = o[litem + 'Min']; m <= max[litem]; m += parseInt(o[litem + 'Grid'], 10)) {
								gridSize[litem]++;
								html += '<td data-for="' + litem + '">' + ((m < 10) ? '0' : '') + m + '</td>';
							}
						}

						html += '</tr></table></div>';
					}
					html += '</dd>';
				}

				// Timezone
				var showTz = o.showTimezone !== null ? o.showTimezone : this.support.timezone;
				html += '<dt class="ui_tpicker_timezone_label' + (showTz ? '' : noDisplay) + '">' + o.timezoneText + '</dt>';
				html += '<dd class="ui_tpicker_timezone' + (showTz ? '' : noDisplay) + '"></dd>';

				// Create the elements from string
				html += '</dl></div>';
				var $tp = $(html);

				// if we only want time picker...
				if (o.timeOnly === true) {
					$tp.prepend('<div class="ui-widget-header ui-helper-clearfix ui-corner-all">' + '<div class="ui-datepicker-title">' + o.timeOnlyTitle + '</div>' + '</div>');
					$dp.find('.ui-datepicker-header, .ui-datepicker-calendar').hide();
				}

				// add sliders, adjust grids, add events
				for (i = 0, l = tp_inst.units.length; i < l; i++) {
					litem = tp_inst.units[i];
					uitem = litem.substr(0, 1).toUpperCase() + litem.substr(1);
					show = o['show' + uitem] !== null ? o['show' + uitem] : this.support[litem];

					// add the slider
					tp_inst[litem + '_slider'] = tp_inst.control.create(tp_inst, $tp.find('.ui_tpicker_' + litem + '_slider'), litem, tp_inst[litem], o[litem + 'Min'], max[litem], o['step' + uitem]);

					// adjust the grid and add click event
					if (show && o[litem + 'Grid'] > 0) {
						size = 100 * gridSize[litem] * o[litem + 'Grid'] / (max[litem] - o[litem + 'Min']);
						$tp.find('.ui_tpicker_' + litem + ' table').css({
							width: size + "%",
							marginLeft: o.isRTL ? '0' : ((size / (-2 * gridSize[litem])) + "%"),
							marginRight: o.isRTL ? ((size / (-2 * gridSize[litem])) + "%") : '0',
							borderCollapse: 'collapse'
						}).find("td").click(function (e) {
								var $t = $(this),
									h = $t.html(),
									n = parseInt(h.replace(/[^0-9]/g), 10),
									ap = h.replace(/[^apm]/ig),
									f = $t.data('for'); // loses scope, so we use data-for

								if (f === 'hour') {
									if (ap.indexOf('p') !== -1 && n < 12) {
										n += 12;
									}
									else {
										if (ap.indexOf('a') !== -1 && n === 12) {
											n = 0;
										}
									}
								}

								tp_inst.control.value(tp_inst, tp_inst[f + '_slider'], litem, n);

								tp_inst._onTimeChange();
								tp_inst._onSelectHandler();
							}).css({
								cursor: 'pointer',
								width: (100 / gridSize[litem]) + '%',
								textAlign: 'center',
								overflow: 'hidden'
							});
					} // end if grid > 0
				} // end for loop

				// Add timezone options
				this.timezone_select = $tp.find('.ui_tpicker_timezone').append('<select></select>').find("select");
				$.fn.append.apply(this.timezone_select,
				$.map(o.timezoneList, function (val, idx) {
					return $("<option />").val(typeof val === "object" ? val.value : val).text(typeof val === "object" ? val.label : val);
				}));
				if (typeof(this.timezone) !== "undefined" && this.timezone !== null && this.timezone !== "") {
					var local_timezone = (new Date(this.inst.selectedYear, this.inst.selectedMonth, this.inst.selectedDay, 12)).getTimezoneOffset() * -1;
					if (local_timezone === this.timezone) {
						selectLocalTimezone(tp_inst);
					} else {
						this.timezone_select.val(this.timezone);
					}
				} else {
					if (typeof(this.hour) !== "undefined" && this.hour !== null && this.hour !== "") {
						this.timezone_select.val(o.timezone);
					} else {
						selectLocalTimezone(tp_inst);
					}
				}
				this.timezone_select.change(function () {
					tp_inst._onTimeChange();
					tp_inst._onSelectHandler();
					tp_inst._afterInject();
				});
				// End timezone options

				// inject timepicker into datepicker
				var $buttonPanel = $dp.find('.ui-datepicker-buttonpane');
				if ($buttonPanel.length) {
					$buttonPanel.before($tp);
				} else {
					$dp.append($tp);
				}

				this.$timeObj = $tp.find('.ui_tpicker_time_input');
				this.$timeObj.change(function () {
					var timeFormat = tp_inst.inst.settings.timeFormat;
					var parsedTime = $.datepicker.parseTime(timeFormat, this.value);
					var update = new Date();
					if (parsedTime) {
						update.setHours(parsedTime.hour);
						update.setMinutes(parsedTime.minute);
						update.setSeconds(parsedTime.second);
						$.datepicker._setTime(tp_inst.inst, update);
					} else {
						this.value = tp_inst.formattedTime;
						this.blur();
					}
				});

				if (this.inst !== null) {
					var timeDefined = this.timeDefined;
					this._onTimeChange();
					this.timeDefined = timeDefined;
				}

				// slideAccess integration: http://trentrichardson.com/2011/11/11/jquery-ui-sliders-and-touch-accessibility/
				if (this._defaults.addSliderAccess) {
					var sliderAccessArgs = this._defaults.sliderAccessArgs,
						rtl = this._defaults.isRTL;
					sliderAccessArgs.isRTL = rtl;

					setTimeout(function () { // fix for inline mode
						if ($tp.find('.ui-slider-access').length === 0) {
							$tp.find('.ui-slider:visible').sliderAccess(sliderAccessArgs);

							// fix any grids since sliders are shorter
							var sliderAccessWidth = $tp.find('.ui-slider-access:eq(0)').outerWidth(true);
							if (sliderAccessWidth) {
								$tp.find('table:visible').each(function () {
									var $g = $(this),
										oldWidth = $g.outerWidth(),
										oldMarginLeft = $g.css(rtl ? 'marginRight' : 'marginLeft').toString().replace('%', ''),
										newWidth = oldWidth - sliderAccessWidth,
										newMarginLeft = ((oldMarginLeft * newWidth) / oldWidth) + '%',
										css = { width: newWidth, marginRight: 0, marginLeft: 0 };
									css[rtl ? 'marginRight' : 'marginLeft'] = newMarginLeft;
									$g.css(css);
								});
							}
						}
					}, 10);
				}
				// end slideAccess integration

				tp_inst._limitMinMaxDateTime(this.inst, true);
			}
		},

		/*
		* This function tries to limit the ability to go outside the
		* min/max date range
		*/
		_limitMinMaxDateTime: function (dp_inst, adjustSliders) {
			var o = this._defaults,
				dp_date = new Date(dp_inst.selectedYear, dp_inst.selectedMonth, dp_inst.selectedDay);

			if (!this._defaults.showTimepicker) {
				return;
			} // No time so nothing to check here

			if ($.datepicker._get(dp_inst, 'minDateTime') !== null && $.datepicker._get(dp_inst, 'minDateTime') !== undefined && dp_date) {
				var minDateTime = $.datepicker._get(dp_inst, 'minDateTime'),
					minDateTimeDate = new Date(minDateTime.getFullYear(), minDateTime.getMonth(), minDateTime.getDate(), 0, 0, 0, 0);

				if (this.hourMinOriginal === null || this.minuteMinOriginal === null || this.secondMinOriginal === null || this.millisecMinOriginal === null || this.microsecMinOriginal === null) {
					this.hourMinOriginal = o.hourMin;
					this.minuteMinOriginal = o.minuteMin;
					this.secondMinOriginal = o.secondMin;
					this.millisecMinOriginal = o.millisecMin;
					this.microsecMinOriginal = o.microsecMin;
				}

				if (dp_inst.settings.timeOnly || minDateTimeDate.getTime() === dp_date.getTime()) {
					this._defaults.hourMin = minDateTime.getHours();
					if (this.hour <= this._defaults.hourMin) {
						this.hour = this._defaults.hourMin;
						this._defaults.minuteMin = minDateTime.getMinutes();
						if (this.minute <= this._defaults.minuteMin) {
							this.minute = this._defaults.minuteMin;
							this._defaults.secondMin = minDateTime.getSeconds();
							if (this.second <= this._defaults.secondMin) {
								this.second = this._defaults.secondMin;
								this._defaults.millisecMin = minDateTime.getMilliseconds();
								if (this.millisec <= this._defaults.millisecMin) {
									this.millisec = this._defaults.millisecMin;
									this._defaults.microsecMin = minDateTime.getMicroseconds();
								} else {
									if (this.microsec < this._defaults.microsecMin) {
										this.microsec = this._defaults.microsecMin;
									}
									this._defaults.microsecMin = this.microsecMinOriginal;
								}
							} else {
								this._defaults.millisecMin = this.millisecMinOriginal;
								this._defaults.microsecMin = this.microsecMinOriginal;
							}
						} else {
							this._defaults.secondMin = this.secondMinOriginal;
							this._defaults.millisecMin = this.millisecMinOriginal;
							this._defaults.microsecMin = this.microsecMinOriginal;
						}
					} else {
						this._defaults.minuteMin = this.minuteMinOriginal;
						this._defaults.secondMin = this.secondMinOriginal;
						this._defaults.millisecMin = this.millisecMinOriginal;
						this._defaults.microsecMin = this.microsecMinOriginal;
					}
				} else {
					this._defaults.hourMin = this.hourMinOriginal;
					this._defaults.minuteMin = this.minuteMinOriginal;
					this._defaults.secondMin = this.secondMinOriginal;
					this._defaults.millisecMin = this.millisecMinOriginal;
					this._defaults.microsecMin = this.microsecMinOriginal;
				}
			}

			if ($.datepicker._get(dp_inst, 'maxDateTime') !== null && $.datepicker._get(dp_inst, 'maxDateTime') !== undefined && dp_date) {
				var maxDateTime = $.datepicker._get(dp_inst, 'maxDateTime'),
					maxDateTimeDate = new Date(maxDateTime.getFullYear(), maxDateTime.getMonth(), maxDateTime.getDate(), 0, 0, 0, 0);

				if (this.hourMaxOriginal === null || this.minuteMaxOriginal === null || this.secondMaxOriginal === null || this.millisecMaxOriginal === null) {
					this.hourMaxOriginal = o.hourMax;
					this.minuteMaxOriginal = o.minuteMax;
					this.secondMaxOriginal = o.secondMax;
					this.millisecMaxOriginal = o.millisecMax;
					this.microsecMaxOriginal = o.microsecMax;
				}

				if (dp_inst.settings.timeOnly || maxDateTimeDate.getTime() === dp_date.getTime()) {
					this._defaults.hourMax = maxDateTime.getHours();
					if (this.hour >= this._defaults.hourMax) {
						this.hour = this._defaults.hourMax;
						this._defaults.minuteMax = maxDateTime.getMinutes();
						if (this.minute >= this._defaults.minuteMax) {
							this.minute = this._defaults.minuteMax;
							this._defaults.secondMax = maxDateTime.getSeconds();
							if (this.second >= this._defaults.secondMax) {
								this.second = this._defaults.secondMax;
								this._defaults.millisecMax = maxDateTime.getMilliseconds();
								if (this.millisec >= this._defaults.millisecMax) {
									this.millisec = this._defaults.millisecMax;
									this._defaults.microsecMax = maxDateTime.getMicroseconds();
								} else {
									if (this.microsec > this._defaults.microsecMax) {
										this.microsec = this._defaults.microsecMax;
									}
									this._defaults.microsecMax = this.microsecMaxOriginal;
								}
							} else {
								this._defaults.millisecMax = this.millisecMaxOriginal;
								this._defaults.microsecMax = this.microsecMaxOriginal;
							}
						} else {
							this._defaults.secondMax = this.secondMaxOriginal;
							this._defaults.millisecMax = this.millisecMaxOriginal;
							this._defaults.microsecMax = this.microsecMaxOriginal;
						}
					} else {
						this._defaults.minuteMax = this.minuteMaxOriginal;
						this._defaults.secondMax = this.secondMaxOriginal;
						this._defaults.millisecMax = this.millisecMaxOriginal;
						this._defaults.microsecMax = this.microsecMaxOriginal;
					}
				} else {
					this._defaults.hourMax = this.hourMaxOriginal;
					this._defaults.minuteMax = this.minuteMaxOriginal;
					this._defaults.secondMax = this.secondMaxOriginal;
					this._defaults.millisecMax = this.millisecMaxOriginal;
					this._defaults.microsecMax = this.microsecMaxOriginal;
				}
			}

			if (dp_inst.settings.minTime!==null) {
				var tempMinTime=new Date("01/01/1970 " + dp_inst.settings.minTime);
				if (this.hour<tempMinTime.getHours()) {
					this.hour=this._defaults.hourMin=tempMinTime.getHours();
					this.minute=this._defaults.minuteMin=tempMinTime.getMinutes();
				} else if (this.hour===tempMinTime.getHours() && this.minute<tempMinTime.getMinutes()) {
					this.minute=this._defaults.minuteMin=tempMinTime.getMinutes();
				} else {
					if (this._defaults.hourMin<tempMinTime.getHours()) {
						this._defaults.hourMin=tempMinTime.getHours();
						this._defaults.minuteMin=tempMinTime.getMinutes();
					} else if (this._defaults.hourMin===tempMinTime.getHours()===this.hour && this._defaults.minuteMin<tempMinTime.getMinutes()) {
						this._defaults.minuteMin=tempMinTime.getMinutes();
					} else {
						this._defaults.minuteMin=0;
					}
				}
			}

			if (dp_inst.settings.maxTime!==null) {
				var tempMaxTime=new Date("01/01/1970 " + dp_inst.settings.maxTime);
				if (this.hour>tempMaxTime.getHours()) {
					this.hour=this._defaults.hourMax=tempMaxTime.getHours();
					this.minute=this._defaults.minuteMax=tempMaxTime.getMinutes();
				} else if (this.hour===tempMaxTime.getHours() && this.minute>tempMaxTime.getMinutes()) {
					this.minute=this._defaults.minuteMax=tempMaxTime.getMinutes();
				} else {
					if (this._defaults.hourMax>tempMaxTime.getHours()) {
						this._defaults.hourMax=tempMaxTime.getHours();
						this._defaults.minuteMax=tempMaxTime.getMinutes();
					} else if (this._defaults.hourMax===tempMaxTime.getHours()===this.hour && this._defaults.minuteMax>tempMaxTime.getMinutes()) {
						this._defaults.minuteMax=tempMaxTime.getMinutes();
					} else {
						this._defaults.minuteMax=59;
					}
				}
			}

			if (adjustSliders !== undefined && adjustSliders === true) {
				var hourMax = parseInt((this._defaults.hourMax - ((this._defaults.hourMax - this._defaults.hourMin) % this._defaults.stepHour)), 10),
					minMax = parseInt((this._defaults.minuteMax - ((this._defaults.minuteMax - this._defaults.minuteMin) % this._defaults.stepMinute)), 10),
					secMax = parseInt((this._defaults.secondMax - ((this._defaults.secondMax - this._defaults.secondMin) % this._defaults.stepSecond)), 10),
					millisecMax = parseInt((this._defaults.millisecMax - ((this._defaults.millisecMax - this._defaults.millisecMin) % this._defaults.stepMillisec)), 10),
					microsecMax = parseInt((this._defaults.microsecMax - ((this._defaults.microsecMax - this._defaults.microsecMin) % this._defaults.stepMicrosec)), 10);

				if (this.hour_slider) {
					this.control.options(this, this.hour_slider, 'hour', { min: this._defaults.hourMin, max: hourMax, step: this._defaults.stepHour });
					this.control.value(this, this.hour_slider, 'hour', this.hour - (this.hour % this._defaults.stepHour));
				}
				if (this.minute_slider) {
					this.control.options(this, this.minute_slider, 'minute', { min: this._defaults.minuteMin, max: minMax, step: this._defaults.stepMinute });
					this.control.value(this, this.minute_slider, 'minute', this.minute - (this.minute % this._defaults.stepMinute));
				}
				if (this.second_slider) {
					this.control.options(this, this.second_slider, 'second', { min: this._defaults.secondMin, max: secMax, step: this._defaults.stepSecond });
					this.control.value(this, this.second_slider, 'second', this.second - (this.second % this._defaults.stepSecond));
				}
				if (this.millisec_slider) {
					this.control.options(this, this.millisec_slider, 'millisec', { min: this._defaults.millisecMin, max: millisecMax, step: this._defaults.stepMillisec });
					this.control.value(this, this.millisec_slider, 'millisec', this.millisec - (this.millisec % this._defaults.stepMillisec));
				}
				if (this.microsec_slider) {
					this.control.options(this, this.microsec_slider, 'microsec', { min: this._defaults.microsecMin, max: microsecMax, step: this._defaults.stepMicrosec });
					this.control.value(this, this.microsec_slider, 'microsec', this.microsec - (this.microsec % this._defaults.stepMicrosec));
				}
			}

		},

		/*
		* when a slider moves, set the internal time...
		* on time change is also called when the time is updated in the text field
		*/
		_onTimeChange: function () {
			if (!this._defaults.showTimepicker) {
                                return;
			}
			var hour = (this.hour_slider) ? this.control.value(this, this.hour_slider, 'hour') : false,
				minute = (this.minute_slider) ? this.control.value(this, this.minute_slider, 'minute') : false,
				second = (this.second_slider) ? this.control.value(this, this.second_slider, 'second') : false,
				millisec = (this.millisec_slider) ? this.control.value(this, this.millisec_slider, 'millisec') : false,
				microsec = (this.microsec_slider) ? this.control.value(this, this.microsec_slider, 'microsec') : false,
				timezone = (this.timezone_select) ? this.timezone_select.val() : false,
				o = this._defaults,
				pickerTimeFormat = o.pickerTimeFormat || o.timeFormat,
				pickerTimeSuffix = o.pickerTimeSuffix || o.timeSuffix;

			if (typeof(hour) === 'object') {
				hour = false;
			}
			if (typeof(minute) === 'object') {
				minute = false;
			}
			if (typeof(second) === 'object') {
				second = false;
			}
			if (typeof(millisec) === 'object') {
				millisec = false;
			}
			if (typeof(microsec) === 'object') {
				microsec = false;
			}
			if (typeof(timezone) === 'object') {
				timezone = false;
			}

			if (hour !== false) {
				hour = parseInt(hour, 10);
			}
			if (minute !== false) {
				minute = parseInt(minute, 10);
			}
			if (second !== false) {
				second = parseInt(second, 10);
			}
			if (millisec !== false) {
				millisec = parseInt(millisec, 10);
			}
			if (microsec !== false) {
				microsec = parseInt(microsec, 10);
			}
			if (timezone !== false) {
				timezone = timezone.toString();
			}

			var ampm = o[hour < 12 ? 'amNames' : 'pmNames'][0];

			// If the update was done in the input field, the input field should not be updated.
			// If the update was done using the sliders, update the input field.
			var hasChanged = (
						hour !== parseInt(this.hour,10) || // sliders should all be numeric
						minute !== parseInt(this.minute,10) ||
						second !== parseInt(this.second,10) ||
						millisec !== parseInt(this.millisec,10) ||
						microsec !== parseInt(this.microsec,10) ||
						(this.ampm.length > 0 && (hour < 12) !== ($.inArray(this.ampm.toUpperCase(), this.amNames) !== -1)) ||
						(this.timezone !== null && timezone !== this.timezone.toString()) // could be numeric or "EST" format, so use toString()
					);

			if (hasChanged) {

				if (hour !== false) {
					this.hour = hour;
				}
				if (minute !== false) {
					this.minute = minute;
				}
				if (second !== false) {
					this.second = second;
				}
				if (millisec !== false) {
					this.millisec = millisec;
				}
				if (microsec !== false) {
					this.microsec = microsec;
				}
				if (timezone !== false) {
					this.timezone = timezone;
				}

				if (!this.inst) {
					this.inst = $.datepicker._getInst(this.$input[0]);
				}

				this._limitMinMaxDateTime(this.inst, true);
			}
			if (this.support.ampm) {
				this.ampm = ampm;
			}

			// Updates the time within the timepicker
			this.formattedTime = $.datepicker.formatTime(o.timeFormat, this, o);
			if (this.$timeObj) {
				if (pickerTimeFormat === o.timeFormat) {
					this.$timeObj.val(this.formattedTime + pickerTimeSuffix);
				}
				else {
					this.$timeObj.val($.datepicker.formatTime(pickerTimeFormat, this, o) + pickerTimeSuffix);
				}
				if (this.$timeObj[0].setSelectionRange) {
					var sPos = this.$timeObj[0].selectionStart;
					var ePos = this.$timeObj[0].selectionEnd;
					this.$timeObj[0].setSelectionRange(sPos, ePos);
				}
			}

			this.timeDefined = true;
			if (hasChanged) {
				this._updateDateTime();
				//this.$input.focus(); // may automatically open the picker on setDate
			}
		},

		/*
		* call custom onSelect.
		* bind to sliders slidestop, and grid click.
		*/
		_onSelectHandler: function () {
			var onSelect = this._defaults.onSelect || this.inst.settings.onSelect;
			var inputEl = this.$input ? this.$input[0] : null;
			if (onSelect && inputEl) {
				onSelect.apply(inputEl, [this.formattedDateTime, this]);
			}
		},

		/*
		* update our input with the new date time..
		*/
		_updateDateTime: function (dp_inst) {
			dp_inst = this.inst || dp_inst;
			var dtTmp = (dp_inst.currentYear > 0?
							new Date(dp_inst.currentYear, dp_inst.currentMonth, dp_inst.currentDay) :
							new Date(dp_inst.selectedYear, dp_inst.selectedMonth, dp_inst.selectedDay)),
				dt = $.datepicker._daylightSavingAdjust(dtTmp),
				//dt = $.datepicker._daylightSavingAdjust(new Date(dp_inst.selectedYear, dp_inst.selectedMonth, dp_inst.selectedDay)),
				//dt = $.datepicker._daylightSavingAdjust(new Date(dp_inst.currentYear, dp_inst.currentMonth, dp_inst.currentDay)),
				dateFmt = $.datepicker._get(dp_inst, 'dateFormat'),
				formatCfg = $.datepicker._getFormatConfig(dp_inst),
				timeAvailable = dt !== null && this.timeDefined;
			this.formattedDate = $.datepicker.formatDate(dateFmt, (dt === null ? new Date() : dt), formatCfg);
			var formattedDateTime = this.formattedDate;

			// if a slider was changed but datepicker doesn't have a value yet, set it
			if (dp_inst.lastVal === "") {
                dp_inst.currentYear = dp_inst.selectedYear;
                dp_inst.currentMonth = dp_inst.selectedMonth;
                dp_inst.currentDay = dp_inst.selectedDay;
            }

			/*
			* remove following lines to force every changes in date picker to change the input value
			* Bug descriptions: when an input field has a default value, and click on the field to pop up the date picker.
			* If the user manually empty the value in the input field, the date picker will never change selected value.
			*/
			//if (dp_inst.lastVal !== undefined && (dp_inst.lastVal.length > 0 && this.$input.val().length === 0)) {
			//	return;
			//}

			if (this._defaults.timeOnly === true && this._defaults.timeOnlyShowDate === false) {
				formattedDateTime = this.formattedTime;
			} else if ((this._defaults.timeOnly !== true && (this._defaults.alwaysSetTime || timeAvailable)) || (this._defaults.timeOnly === true && this._defaults.timeOnlyShowDate === true)) {
				formattedDateTime += this._defaults.separator + this.formattedTime + this._defaults.timeSuffix;
			}

			this.formattedDateTime = formattedDateTime;

			if (!this._defaults.showTimepicker) {
				this.$input.val(this.formattedDate);
			} else if (this.$altInput && this._defaults.timeOnly === false && this._defaults.altFieldTimeOnly === true) {
				this.$altInput.val(this.formattedTime);
				this.$input.val(this.formattedDate);
			} else if (this.$altInput) {
				this.$input.val(formattedDateTime);
				var altFormattedDateTime = '',
					altSeparator = this._defaults.altSeparator !== null ? this._defaults.altSeparator : this._defaults.separator,
					altTimeSuffix = this._defaults.altTimeSuffix !== null ? this._defaults.altTimeSuffix : this._defaults.timeSuffix;

				if (!this._defaults.timeOnly) {
					if (this._defaults.altFormat) {
						altFormattedDateTime = $.datepicker.formatDate(this._defaults.altFormat, (dt === null ? new Date() : dt), formatCfg);
					}
					else {
						altFormattedDateTime = this.formattedDate;
					}

					if (altFormattedDateTime) {
						altFormattedDateTime += altSeparator;
					}
				}

				if (this._defaults.altTimeFormat !== null) {
					altFormattedDateTime += $.datepicker.formatTime(this._defaults.altTimeFormat, this, this._defaults) + altTimeSuffix;
				}
				else {
					altFormattedDateTime += this.formattedTime + altTimeSuffix;
				}
				this.$altInput.val(altFormattedDateTime);
			} else {
				this.$input.val(formattedDateTime);
			}

			this.$input.trigger("change");
		},

		_onFocus: function () {
			if (!this.$input.val() && this._defaults.defaultValue) {
				this.$input.val(this._defaults.defaultValue);
				var inst = $.datepicker._getInst(this.$input.get(0)),
					tp_inst = $.datepicker._get(inst, 'timepicker');