diff --git a/webnotes/public/js/lib/jquery/jquery.ui.timepicker-addon.css b/webnotes/public/js/lib/jquery/jquery.ui.timepicker-addon.css
index 1175ba15fb..da12d98330 100644
--- a/webnotes/public/js/lib/jquery/jquery.ui.timepicker-addon.css
+++ b/webnotes/public/js/lib/jquery/jquery.ui.timepicker-addon.css
@@ -1,11 +1,11 @@
-.ui-timepicker-div { border-top: 1px solid #aaa; }
 .ui-timepicker-div .ui-widget-header { margin-bottom: 8px; }
-.ui-timepicker-div dl { text-align: left; padding: 0px 10px;  }
-.ui-timepicker-div dl dt { height: 25px; margin-bottom: -25px; }
-.ui-timepicker-div dl dd { margin: 0 10px 10px 65px; }
+.ui-timepicker-div dl { text-align: left; }
+.ui-timepicker-div dl dt { float: left; clear:left; padding: 0 0 0 5px; }
+.ui-timepicker-div dl dd { margin: 0 10px 10px 40%; }
 .ui-timepicker-div td { font-size: 90%; }
 .ui-tpicker-grid-label { background: none; border: none; margin: 0; padding: 0; }
-.ui-slider-horizontal {
-	margin-left: 5px;
-	margin-top: 5px;
-}
\ No newline at end of file
+
+.ui-timepicker-rtl{ direction: rtl; }
+.ui-timepicker-rtl dl { text-align: right; padding: 0 5px 0 0; }
+.ui-timepicker-rtl dl dt{ float: right; clear: right; }
+.ui-timepicker-rtl dl dd { margin: 0 40% 10px 10px; }
\ No newline at end of file
diff --git a/webnotes/public/js/lib/jquery/jquery.ui.timepicker-addon.js b/webnotes/public/js/lib/jquery/jquery.ui.timepicker-addon.js
index 5c06de6ec0..8f6eb19a87 100644
--- a/webnotes/public/js/lib/jquery/jquery.ui.timepicker-addon.js
+++ b/webnotes/public/js/lib/jquery/jquery.ui.timepicker-addon.js
@@ -1,1530 +1,2145 @@
-/*
-* jQuery timepicker addon
-* By: Trent Richardson [http://trentrichardson.com]
-* Version 1.0.1
-* Last Modified: 07/01/2012
-*
-* Copyright 2012 Trent Richardson
-* You may use this project under MIT or GPL licenses.
-* http://trentrichardson.com/Impromptu/GPL-LICENSE.txt
-* http://trentrichardson.com/Impromptu/MIT-LICENSE.txt
-*
-* HERES THE CSS:
-* .ui-timepicker-div .ui-widget-header { margin-bottom: 8px; }
-* .ui-timepicker-div dl { text-align: left; }
-* .ui-timepicker-div dl dt { height: 25px; margin-bottom: -25px; }
-* .ui-timepicker-div dl dd { margin: 0 10px 10px 65px; }
-* .ui-timepicker-div td { font-size: 90%; }
-* .ui-tpicker-grid-label { background: none; border: none; margin: 0; padding: 0; }
-*/
-
-/*jslint evil: true, maxlen: 300, white: false, undef: false, nomen: false, onevar: false */
-
-(function($) {
-
-// Prevent "Uncaught RangeError: Maximum call stack size exceeded"
-$.ui.timepicker = $.ui.timepicker || {};
-if ($.ui.timepicker.version) {
-	return;
-}
-
-$.extend($.ui, { timepicker: { version: "1.0.1" } });
-
-/* Time picker manager.
-   Use the singleton instance of this class, $.timepicker, to interact with the time picker.
-   Settings for (groups of) time pickers are maintained in an instance object,
-   allowing multiple different settings on the same page. */
-
-function Timepicker() {
-	this.regional = []; // Available regional settings, indexed by language code
-	this.regional[''] = { // Default regional settings
-		currentText: 'Now',
-		closeText: 'Done',
-		ampm: false,
-		amNames: ['AM', 'A'],
-		pmNames: ['PM', 'P'],
-		timeFormat: 'hh:mm tt',
-		timeSuffix: '',
-		timeOnlyTitle: 'Choose Time',
-		timeText: 'Time',
-		hourText: 'Hour',
-		minuteText: 'Minute',
-		secondText: 'Second',
-		millisecText: 'Millisecond',
-		timezoneText: 'Time Zone'
+/*! jQuery Timepicker Addon - v1.4.3 - 2013-11-30
+* http://trentrichardson.com/examples/timepicker
+* Copyright (c) 2013 Trent Richardson; Licensed MIT */
+(function ($) {
+
+	/*
+	* 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: "1.4.3"
+		}
+	});
+
+	/* 
+	* 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,
+			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,
+			onSelect: null,
+			hourGrid: 0,
+			minuteGrid: 0,
+			secondGrid: 0,
+			millisecGrid: 0,
+			microsecGrid: 0,
+			alwaysSetTime: true,
+			separator: ' ',
+			altFieldTimeOnly: true,
+			altTimeFormat: null,
+			altSeparator: null,
+			altTimeSuffix: null,
+			pickerTimeFormat: null,
+			pickerTimeSuffix: null,
+			showTimepicker: true,
+			timezoneList: null,
+			addSliderAccess: false,
+			sliderAccessArgs: null,
+			controlType: 'slider',
+			defaultValue: null,
+			parse: 'strict'
+		};
+		$.extend(this._defaults, this.regional['']);
 	};
-	this._defaults = { // Global defaults for all the datetime picker instances
-		showButtonPanel: true,
-		timeOnly: false,
-		showHour: true,
-		showMinute: true,
-		showSecond: false,
-		showMillisec: false,
-		showTimezone: false,
-		showTime: true,
-		stepHour: 1,
-		stepMinute: 1,
-		stepSecond: 1,
-		stepMillisec: 1,
+
+	$.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,
 		hour: 0,
 		minute: 0,
 		second: 0,
 		millisec: 0,
+		microsec: 0,
 		timezone: null,
-		useLocalTimezone: false,
-		defaultTimezone: "+0000",
-		hourMin: 0,
-		minuteMin: 0,
-		secondMin: 0,
-		millisecMin: 0,
-		hourMax: 23,
-		minuteMax: 59,
-		secondMax: 59,
-		millisecMax: 999,
-		minDateTime: null,
-		maxDateTime: null,
-		onSelect: null,
-		hourGrid: 0,
-		minuteGrid: 0,
-		secondGrid: 0,
-		millisecGrid: 0,
-		alwaysSetTime: true,
-		separator: ' ',
-		altFieldTimeOnly: true,
-		showTimepicker: true,
-		timezoneIso8601: false,
+		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,
-		addSliderAccess: false,
-		sliderAccessArgs: null
-	};
-	$.extend(this._defaults, this.regional['']);
-}
-
-$.extend(Timepicker.prototype, {
-	$input: null,
-	$altInput: null,
-	$timeObj: null,
-	inst: null,
-	hour_slider: null,
-	minute_slider: null,
-	second_slider: null,
-	millisec_slider: null,
-	timezone_select: null,
-	hour: 0,
-	minute: 0,
-	second: 0,
-	millisec: 0,
-	timezone: null,
-	defaultTimezone: "+0000",
-	hourMinOriginal: null,
-	minuteMinOriginal: null,
-	secondMinOriginal: null,
-	millisecMinOriginal: null,
-	hourMaxOriginal: null,
-	minuteMaxOriginal: null,
-	secondMaxOriginal: null,
-	millisecMaxOriginal: null,
-	ampm: '',
-	formattedDate: '',
-	formattedTime: '',
-	formattedDateTime: '',
-	timezoneList: null,
-
-	/* Override the default settings for all instances of the time picker.
-	   @param  settings  object - the new settings to use as defaults (anonymous object)
-	   @return the manager object */
-	setDefaults: function(settings) {
-		extendRemove(this._defaults, settings || {});
-		return this;
-	},
-
-	//########################################################################
-	// Create a new Timepicker instance
-	//########################################################################
-	_newInst: function($input, o) {
-		var tp_inst = new Timepicker(),
-			inlineSettings = {};
-
-		for (var attrName in this._defaults) {
-			var attrValue = $input.attr('time:' + attrName);
-			if (attrValue) {
-				try {
-					inlineSettings[attrName] = eval(attrValue);
-				} catch (err) {
-					inlineSettings[attrName] = attrValue;
+		units: ['hour', 'minute', 'second', 'millisec', 'microsec'],
+		support: {},
+		control: null,
+
+		/* 
+		* Override the default settings for all instances of the time picker.
+		* @param  {Object} settings  object - the new settings to use as defaults (anonymous object)
+		* @return {Object} the manager object
+		*/
+		setDefaults: function (settings) {
+			extendRemove(this._defaults, settings || {});
+			return this;
+		},
+
+		/*
+		* Create a new Timepicker instance
+		*/
+		_newInst: function ($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;
+						}
+					}
 				}
 			}
-		}
-		tp_inst._defaults = $.extend({}, this._defaults, inlineSettings, o, {
-			beforeShow: function(input, dp_inst) {
-				if ($.isFunction(o.beforeShow)) {
-					return o.beforeShow(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(o.onChangeMonthYear)) {
-					o.onChangeMonthYear.call($input[0], year, month, dp_inst, tp_inst);
-                }
-			},
-			onClose: function(dateText, dp_inst) {
-				if (tp_inst.timeDefined === true && $input.val() !== '') {
+
+			overrides = {
+				beforeShow: function (input, dp_inst) {
+					if ($.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(o.onClose)) {
-					o.onClose.call($input[0], dateText, dp_inst, tp_inst);
-                }
-			},
-			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 = $.map(tp_inst._defaults.pmNames, function(val) { return val.toUpperCase(); });
+					if ($.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] || null;
+				}
+			}
 
-		if (tp_inst._defaults.timezoneList === null) {
-			var timezoneList = [];
-			for (var i = -11; i <= 12; i++) {
-				timezoneList.push((i >= 0 ? '+' : '-') + ('0' + Math.abs(i).toString()).slice(-2) + '00');
-            }
-			if (tp_inst._defaults.timezoneIso8601) {
-				timezoneList = $.map(timezoneList, function(val) {
-					return val == '+0000' ? 'Z' : (val.substring(0, 3) + ':' + val.substring(3));
-				});
-            }
+			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;
-		}
 
-		tp_inst.timezone = tp_inst._defaults.timezone;
-		tp_inst.hour = tp_inst._defaults.hour;
-		tp_inst.minute = tp_inst._defaults.minute;
-		tp_inst.second = tp_inst._defaults.second;
-		tp_inst.millisec = tp_inst._defaults.millisec;
-		tp_inst.ampm = '';
-		tp_inst.$input = $input;
-
-		if (o.altField) {
-			tp_inst.$altInput = $(o.altField)
-				.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();
-		}
+			// 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).css({
+					cursor: 'pointer'
+				}).focus(function () {
+					$input.trigger("focus");
+				});
+			}
 
-		// 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());
-        }
-		return tp_inst;
-	},
-
-	//########################################################################
-	// add our sliders to the calendar
-	//########################################################################
-	_addTimePicker: function(dp_inst) {
-		var currDT = (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();
-	},
-
-	//########################################################################
-	// 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)
-			{
-				return false;
+			if (tp_inst._defaults.minDate === 0 || tp_inst._defaults.minDateTime === 0) {
+				tp_inst._defaults.minDate = new Date();
 			}
-			return true;
-		}
-		else
-		{
-			var timeObj = $.datepicker.parseTime(this._defaults.timeFormat, timeString, this._defaults);
-			if(!timeObj) { return false; }
-			$.extend(this, timeObj);
-			return true;
-		}
-	},
-	
-	//########################################################################
-	// generate and inject html for timepicker into ui datepicker
-	//########################################################################
-	_injectTimePicker: function() {
-		var $dp = this.inst.dpDiv,
-			o = this._defaults,
-			tp_inst = this,
-			// Added by Peter Medeiros:
-			// - Figure out what the hour/minute/second max should be based on the step values.
-			// - Example: if stepMinute is 15, then minMax is 45.
-			hourMax = parseInt((o.hourMax - ((o.hourMax - o.hourMin) % o.stepHour)) ,10),
-			minMax  = parseInt((o.minuteMax - ((o.minuteMax - o.minuteMin) % o.stepMinute)) ,10),
-			secMax  = parseInt((o.secondMax - ((o.secondMax - o.secondMin) % o.stepSecond)) ,10),
-			millisecMax  = parseInt((o.millisecMax - ((o.millisecMax - o.millisecMin) % o.stepMillisec)) ,10),
-			dp_id = this.inst.id.toString().replace(/([^A-Za-z0-9_])/g, '');
-
-		// Prevent displaying twice
-		//if ($dp.find("div#ui-timepicker-div-"+ dp_id).length === 0) {
-		if ($dp.find("div#ui-timepicker-div-"+ dp_id).length === 0 && o.showTimepicker) {
-			var noDisplay = ' style="display:none;"',
-				html =	'<div class="ui-timepicker-div" id="ui-timepicker-div-' + dp_id + '"><dl>' +
-						'<dt class="ui_tpicker_time_label" id="ui_tpicker_time_label_' + dp_id + '"' +
-						((o.showTime) ? '' : noDisplay) + '>' + o.timeText + '</dt>' +
-						'<dd class="ui_tpicker_time" id="ui_tpicker_time_' + dp_id + '"' +
-						((o.showTime) ? '' : noDisplay) + '></dd>' +
-						'<dt class="ui_tpicker_hour_label" id="ui_tpicker_hour_label_' + dp_id + '"' +
-						((o.showHour) ? '' : noDisplay) + '>' + o.hourText + '</dt>',
-				hourGridSize = 0,
-				minuteGridSize = 0,
-				secondGridSize = 0,
-				millisecGridSize = 0,
-				size = null;
-
-            // Hours
-			html += '<dd class="ui_tpicker_hour"><div id="ui_tpicker_hour_' + dp_id + '"' +
-						((o.showHour) ? '' : noDisplay) + '></div>';
-			if (o.showHour && o.hourGrid > 0) {
-				html += '<div style="padding-left: 1px"><table class="ui-tpicker-grid-label"><tr>';
-
-				for (var h = o.hourMin; h <= hourMax; h += parseInt(o.hourGrid,10)) {
-					hourGridSize++;
-					var tmph = (o.ampm && h > 12) ? h-12 : h;
-					if (tmph < 10) { tmph = '0' + tmph; }
-					if (o.ampm) {
-						if (h === 0) {
-                            tmph = 12 +'a';
-                        } else {
-                            if (h < 12) { tmph += 'a'; }
-						    else { tmph += 'p'; }
-                        }
+			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 = (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();
+		},
+
+		/*
+		* 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;
 					}
-					html += '<td>' + tmph + '</td>';
+					$.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;
 				}
-
-				html += '</tr></table></div>';
+				return true;
+			} else {
+				var timeObj = $.datepicker.parseTime(this._defaults.timeFormat, timeString, this._defaults);
+				if (!timeObj) {
+					return false;
+				}
+				$.extend(this, timeObj);
+				return true;
 			}
-			html += '</dd>';
+		},
+
+		/*
+		* 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 = ' style="display:none;"',
+					html = '<div class="ui-timepicker-div' + (o.isRTL ? ' ui-timepicker-rtl' : '') + '"><dl>' + '<dt class="ui_tpicker_time_label"' + ((o.showTime) ? '' : noDisplay) + '>' + o.timeText + '</dt>' +
+								'<dd class="ui_tpicker_time"' + ((o.showTime) ? '' : noDisplay) + '></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 + '"><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>';
+							}
+						}
 
-			// Minutes
-			html += '<dt class="ui_tpicker_minute_label" id="ui_tpicker_minute_label_' + dp_id + '"' +
-					((o.showMinute) ? '' : noDisplay) + '>' + o.minuteText + '</dt>'+
-					'<dd class="ui_tpicker_minute"><div id="ui_tpicker_minute_' + dp_id + '"' +
-							((o.showMinute) ? '' : noDisplay) + '></div>';
+						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>';
 
-			if (o.showMinute && o.minuteGrid > 0) {
-				html += '<div style="padding-left: 1px"><table class="ui-tpicker-grid-label"><tr>';
+				// Create the elements from string
+				html += '</dl></div>';
+				var $tp = $(html);
 
-				for (var m = o.minuteMin; m <= minMax; m += parseInt(o.minuteGrid,10)) {
-					minuteGridSize++;
-					html += '<td>' + ((m < 10) ? '0' : '') + m + '</td>';
+				// 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();
+				});
+				// End timezone options
+				
+				// inject timepicker into datepicker
+				var $buttonPanel = $dp.find('.ui-datepicker-buttonpane');
+				if ($buttonPanel.length) {
+					$buttonPanel.before($tp);
+				} else {
+					$dp.append($tp);
 				}
 
-				html += '</tr></table></div>';
-			}
-			html += '</dd>';
+				this.$timeObj = $tp.find('.ui_tpicker_time');
 
-			// Seconds
-			html += '<dt class="ui_tpicker_second_label" id="ui_tpicker_second_label_' + dp_id + '"' +
-					((o.showSecond) ? '' : noDisplay) + '>' + o.secondText + '</dt>'+
-					'<dd class="ui_tpicker_second"><div id="ui_tpicker_second_' + dp_id + '"'+
-							((o.showSecond) ? '' : noDisplay) + '></div>';
+				if (this.inst !== null) {
+					var timeDefined = this.timeDefined;
+					this._onTimeChange();
+					this.timeDefined = timeDefined;
+				}
 
-			if (o.showSecond && o.secondGrid > 0) {
-				html += '<div style="padding-left: 1px"><table><tr>';
+				// 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
 
-				for (var s = o.secondMin; s <= secMax; s += parseInt(o.secondGrid,10)) {
-					secondGridSize++;
-					html += '<td>' + ((s < 10) ? '0' : '') + s + '</td>';
+				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;
 				}
 
-				html += '</tr></table></div>';
+				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;
+				}
 			}
-			html += '</dd>';
 
-			// Milliseconds
-			html += '<dt class="ui_tpicker_millisec_label" id="ui_tpicker_millisec_label_' + dp_id + '"' +
-					((o.showMillisec) ? '' : noDisplay) + '>' + o.millisecText + '</dt>'+
-					'<dd class="ui_tpicker_millisec"><div id="ui_tpicker_millisec_' + dp_id + '"'+
-							((o.showMillisec) ? '' : noDisplay) + '></div>';
+			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 (o.showMillisec && o.millisecGrid > 0) {
-				html += '<div style="padding-left: 1px"><table><tr>';
+			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);
 
-				for (var l = o.millisecMin; l <= millisecMax; l += parseInt(o.millisecGrid,10)) {
-					millisecGridSize++;
-					html += '<td>' + ((l < 10) ? '0' : '') + l + '</td>';
+				if (this.hour_slider) {
+					this.control.options(this, this.hour_slider, 'hour', { min: this._defaults.hourMin, max: hourMax });
+					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 });
+					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 });
+					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 });
+					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 });
+					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;
+			}
 
-				html += '</tr></table></div>';
+			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();
 			}
-			html += '</dd>';
 
-			// Timezone
-			html += '<dt class="ui_tpicker_timezone_label" id="ui_tpicker_timezone_label_' + dp_id + '"' +
-					((o.showTimezone) ? '' : noDisplay) + '>' + o.timezoneText + '</dt>';
-			html += '<dd class="ui_tpicker_timezone" id="ui_tpicker_timezone_' + dp_id + '"'	+
-							((o.showTimezone) ? '' : noDisplay) + '></dd>';
+			var ampm = o[hour < 12 ? 'amNames' : 'pmNames'][0];
 
-			html += '</dl></div>';
-			var $tp = $(html);
+			// If the update was done in the input field, the input field should not be updated.
+			// If the update was done using the sliders, update the input field.
+			var hasChanged = (
+						hour !== parseInt(this.hour,10) || // sliders should all be numeric
+						minute !== parseInt(this.minute,10) || 
+						second !== parseInt(this.second,10) || 
+						millisec !== parseInt(this.millisec,10) || 
+						microsec !== parseInt(this.microsec,10) || 
+						(this.ampm.length > 0 && (hour < 12) !== ($.inArray(this.ampm.toUpperCase(), this.amNames) !== -1)) || 
+						(this.timezone !== null && timezone !== this.timezone.toString()) // could be numeric or "EST" format, so use toString()
+					);
 
-				// if we only want time picker...
-			if (o.timeOnly === true) {
-				$tp.prepend(
-					'<div class="ui-datepicker-header 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();
-			}
-
-			this.hour_slider = $tp.find('#ui_tpicker_hour_'+ dp_id).slider({
-				orientation: "horizontal",
-				value: this.hour,
-				min: o.hourMin,
-				max: hourMax,
-				step: o.stepHour,
-				slide: function(event, ui) {
-					tp_inst.hour_slider.slider( "option", "value", ui.value);
-					tp_inst._onTimeChange();
-				}
-			});
+			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;
+				}
 
-			// Updated by Peter Medeiros:
-			// - Pass in Event and UI instance into slide function
-			this.minute_slider = $tp.find('#ui_tpicker_minute_'+ dp_id).slider({
-				orientation: "horizontal",
-				value: this.minute,
-				min: o.minuteMin,
-				max: minMax,
-				step: o.stepMinute,
-				slide: function(event, ui) {
-					tp_inst.minute_slider.slider( "option", "value", ui.value);
-					tp_inst._onTimeChange();
+				if (!this.inst) {
+					this.inst = $.datepicker._getInst(this.$input[0]);
 				}
-			});
 
-			this.second_slider = $tp.find('#ui_tpicker_second_'+ dp_id).slider({
-				orientation: "horizontal",
-				value: this.second,
-				min: o.secondMin,
-				max: secMax,
-				step: o.stepSecond,
-				slide: function(event, ui) {
-					tp_inst.second_slider.slider( "option", "value", ui.value);
-					tp_inst._onTimeChange();
+				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.$timeObj.text(this.formattedTime + pickerTimeSuffix);
 				}
-			});
+				else {
+					this.$timeObj.text($.datepicker.formatTime(pickerTimeFormat, this, o) + pickerTimeSuffix);
+				}
+			}
 
-			this.millisec_slider = $tp.find('#ui_tpicker_millisec_'+ dp_id).slider({
-				orientation: "horizontal",
-				value: this.millisec,
-				min: o.millisecMin,
-				max: millisecMax,
-				step: o.stepMillisec,
-				slide: function(event, ui) {
-					tp_inst.millisec_slider.slider( "option", "value", ui.value);
-					tp_inst._onTimeChange();
+			this.timeDefined = true;
+			if (hasChanged) {
+				this._updateDateTime();
+				this.$input.focus();
+			}
+		},
+
+		/*
+		* 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) {
+				formattedDateTime = this.formattedTime;
+			} else if (this._defaults.timeOnly !== true && (this._defaults.alwaysSetTime || timeAvailable)) {
+				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 ? this._defaults.altSeparator : this._defaults.separator,
+					altTimeSuffix = this._defaults.altTimeSuffix ? 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;
+					}
 				}
-			});
 
-			this.timezone_select = $tp.find('#ui_tpicker_timezone_'+ dp_id).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_date = new Date(this.inst.selectedYear, this.inst.selectedMonth, this.inst.selectedDay, 12);
-				var local_timezone = timeZoneString(local_date);
-				if (local_timezone == this.timezone) {
-					selectLocalTimeZone(tp_inst);
-				} else {
-					this.timezone_select.val(this.timezone);
+				if (this._defaults.altTimeFormat) {
+					altFormattedDateTime += $.datepicker.formatTime(this._defaults.altTimeFormat, this, this._defaults) + altTimeSuffix;
 				}
-			} else {
-				if (typeof(this.hour) != "undefined" && this.hour !== null && this.hour !== "") {
-					this.timezone_select.val(o.defaultTimezone);
-				} else {
-					selectLocalTimeZone(tp_inst);
+				else {
+					altFormattedDateTime += this.formattedTime + altTimeSuffix;
 				}
+				this.$altInput.val(altFormattedDateTime);
+			} else {
+				this.$input.val(formattedDateTime);
 			}
-			this.timezone_select.change(function() {
-				tp_inst._defaults.useLocalTimezone = false;
-				tp_inst._onTimeChange();
-			});
 
-			// Add grid functionality
-			if (o.showHour && o.hourGrid > 0) {
-				size = 100 * hourGridSize * o.hourGrid / (hourMax - o.hourMin);
-
-				$tp.find(".ui_tpicker_hour table").css({
-					width: size + "%",
-					marginLeft: (size / (-2 * hourGridSize)) + "%",
-					borderCollapse: 'collapse'
-				}).find("td").each( function(index) {
-					$(this).click(function() {
-						var h = $(this).html();
-						if(o.ampm)	{
-							var ap = h.substring(2).toLowerCase(),
-								aph = parseInt(h.substring(0,2), 10);
-							if (ap == 'a') {
-								if (aph == 12) { h = 0; }
-								else { h = aph; }
-							} else if (aph == 12) { h = 12; }
-							else { h = aph + 12; }
+			this.$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');
+				if (tp_inst) {
+					if (tp_inst._defaults.timeOnly && (inst.input.val() !== inst.lastVal)) {
+						try {
+							$.datepicker._updateDatepicker(inst);
+						} catch (err) {
+							$.timepicker.log(err);
 						}
-						tp_inst.hour_slider.slider("option", "value", h);
-						tp_inst._onTimeChange();
-						tp_inst._onSelectHandler();
-					}).css({
-						cursor: 'pointer',
-						width: (100 / hourGridSize) + '%',
-						textAlign: 'center',
-						overflow: 'hidden'
-					});
-				});
+					}
+				}
 			}
+		},
+
+		/*
+		* Small abstraction to control types
+		* We can add more, just be sure to follow the pattern: create, options, value
+		*/
+		_controls: {
+			// slider methods
+			slider: {
+				create: function (tp_inst, obj, unit, val, min, max, step) {
+					var rtl = tp_inst._defaults.isRTL; // if rtl go -60->0 instead of 0->60
+					return obj.prop('slide', null).slider({
+						orientation: "horizontal",
+						value: rtl ? val * -1 : val,
+						min: rtl ? max * -1 : min,
+						max: rtl ? min * -1 : max,
+						step: step,
+						slide: function (event, ui) {
+							tp_inst.control.value(tp_inst, $(this), unit, rtl ? ui.value * -1 : ui.value);
+							tp_inst._onTimeChange();
+						},
+						stop: function (event, ui) {
+							tp_inst._onSelectHandler();
+						}
+					});	
+				},
+				options: function (tp_inst, obj, unit, opts, val) {
+					if (tp_inst._defaults.isRTL) {
+						if (typeof(opts) === 'string') {
+							if (opts === 'min' || opts === 'max') {
+								if (val !== undefined) {
+									return obj.slider(opts, val * -1);
+								}
+								return Math.abs(obj.slider(opts));
+							}
+							return obj.slider(opts);
+						}
+						var min = opts.min, 
+							max = opts.max;
+						opts.min = opts.max = null;
+						if (min !== undefined) {
+							opts.max = min * -1;
+						}
+						if (max !== undefined) {
+							opts.min = max * -1;
+						}
+						return obj.slider(opts);
+					}
+					if (typeof(opts) === 'string' && val !== undefined) {
+						return obj.slider(opts, val);
+					}
+					return obj.slider(opts);
+				},
+				value: function (tp_inst, obj, unit, val) {
+					if (tp_inst._defaults.isRTL) {
+						if (val !== undefined) {
+							return obj.slider('value', val * -1);
+						}
+						return Math.abs(obj.slider('value'));
+					}
+					if (val !== undefined) {
+						return obj.slider('value', val);
+					}
+					return obj.slider('value');
+				}
+			},
+			// select methods
+			select: {
+				create: function (tp_inst, obj, unit, val, min, max, step) {
+					var sel = '<select class="ui-timepicker-select" data-unit="' + unit + '" data-min="' + min + '" data-max="' + max + '" data-step="' + step + '">',
+						format = tp_inst._defaults.pickerTimeFormat || tp_inst._defaults.timeFormat;
+
+					for (var i = min; i <= max; i += step) {
+						sel += '<option value="' + i + '"' + (i === val ? ' selected' : '') + '>';
+						if (unit === 'hour') {
+							sel += $.datepicker.formatTime($.trim(format.replace(/[^ht ]/ig, '')), {hour: i}, tp_inst._defaults);
+						}
+						else if (unit === 'millisec' || unit === 'microsec' || i >= 10) { sel += i; }
+						else {sel += '0' + i.toString(); }
+						sel += '</option>';
+					}
+					sel += '</select>';
+
+					obj.children('select').remove();
 
-			if (o.showMinute && o.minuteGrid > 0) {
-				size = 100 * minuteGridSize * o.minuteGrid / (minMax - o.minuteMin);
-				$tp.find(".ui_tpicker_minute table").css({
-					width: size + "%",
-					marginLeft: (size / (-2 * minuteGridSize)) + "%",
-					borderCollapse: 'collapse'
-				}).find("td").each(function(index) {
-					$(this).click(function() {
-						tp_inst.minute_slider.slider("option", "value", $(this).html());
+					$(sel).appendTo(obj).change(function (e) {
 						tp_inst._onTimeChange();
 						tp_inst._onSelectHandler();
-					}).css({
-						cursor: 'pointer',
-						width: (100 / minuteGridSize) + '%',
-						textAlign: 'center',
-						overflow: 'hidden'
 					});
-				});
+
+					return obj;
+				},
+				options: function (tp_inst, obj, unit, opts, val) {
+					var o = {},
+						$t = obj.children('select');
+					if (typeof(opts) === 'string') {
+						if (val === undefined) {
+							return $t.data(opts);
+						}
+						o[opts] = val;	
+					}
+					else { o = opts; }
+					return tp_inst.control.create(tp_inst, obj, $t.data('unit'), $t.val(), o.min || $t.data('min'), o.max || $t.data('max'), o.step || $t.data('step'));
+				},
+				value: function (tp_inst, obj, unit, val) {
+					var $t = obj.children('select');
+					if (val !== undefined) {
+						return $t.val(val);
+					}
+					return $t.val();
+				}
 			}
+		} // end _controls
 
-			if (o.showSecond && o.secondGrid > 0) {
-				$tp.find(".ui_tpicker_second table").css({
-					width: size + "%",
-					marginLeft: (size / (-2 * secondGridSize)) + "%",
-					borderCollapse: 'collapse'
-				}).find("td").each(function(index) {
-					$(this).click(function() {
-						tp_inst.second_slider.slider("option", "value", $(this).html());
-						tp_inst._onTimeChange();
-						tp_inst._onSelectHandler();
-					}).css({
-						cursor: 'pointer',
-						width: (100 / secondGridSize) + '%',
-						textAlign: 'center',
-						overflow: 'hidden'
-					});
+	});
+
+	$.fn.extend({
+		/*
+		* shorthand just to use timepicker.
+		*/
+		timepicker: function (o) {
+			o = o || {};
+			var tmp_args = Array.prototype.slice.call(arguments);
+
+			if (typeof o === 'object') {
+				tmp_args[0] = $.extend(o, {
+					timeOnly: true
 				});
 			}
 
-			if (o.showMillisec && o.millisecGrid > 0) {
-				$tp.find(".ui_tpicker_millisec table").css({
-					width: size + "%",
-					marginLeft: (size / (-2 * millisecGridSize)) + "%",
-					borderCollapse: 'collapse'
-				}).find("td").each(function(index) {
-					$(this).click(function() {
-						tp_inst.millisec_slider.slider("option", "value", $(this).html());
-						tp_inst._onTimeChange();
-						tp_inst._onSelectHandler();
-					}).css({
-						cursor: 'pointer',
-						width: (100 / millisecGridSize) + '%',
-						textAlign: 'center',
-						overflow: 'hidden'
+			return $(this).each(function () {
+				$.fn.datetimepicker.apply($(this), tmp_args);
+			});
+		},
+
+		/*
+		* extend timepicker to datepicker
+		*/
+		datetimepicker: function (o) {
+			o = o || {};
+			var tmp_args = arguments;
+
+			if (typeof(o) === 'string') {
+				if (o === 'getDate') {
+					return $.fn.datepicker.apply($(this[0]), tmp_args);
+				} else {
+					return this.each(function () {
+						var $t = $(this);
+						$t.datepicker.apply($t, tmp_args);
 					});
+				}
+			} else {
+				return this.each(function () {
+					var $t = $(this);
+					$t.datepicker($.timepicker._newInst($t, o)._defaults);
 				});
 			}
+		}
+	});
 
-			var $buttonPanel = $dp.find('.ui-datepicker-buttonpane');
-			if ($buttonPanel.length) { $buttonPanel.before($tp); }
-			else { $dp.append($tp); }
+	/*
+	* Public Utility to parse date and time
+	*/
+	$.datepicker.parseDateTime = function (dateFormat, timeFormat, dateTimeString, dateSettings, timeSettings) {
+		var parseRes = parseDateTimeInternal(dateFormat, timeFormat, dateTimeString, dateSettings, timeSettings);
+		if (parseRes.timeObj) {
+			var t = parseRes.timeObj;
+			parseRes.date.setHours(t.hour, t.minute, t.second, t.millisec);
+			parseRes.date.setMicroseconds(t.microsec);
+		}
 
-			this.$timeObj = $tp.find('#ui_tpicker_time_'+ dp_id);
+		return parseRes.date;
+	};
 
-			if (this.inst !== null) {
-				var timeDefined = this.timeDefined;
-				this._onTimeChange();
-				this.timeDefined = timeDefined;
-			}
+	/*
+	* Public utility to parse time
+	*/
+	$.datepicker.parseTime = function (timeFormat, timeString, options) {
+		var o = extendRemove(extendRemove({}, $.timepicker._defaults), options || {}),
+			iso8601 = (timeFormat.replace(/\'.*?\'/g, '').indexOf('Z') !== -1);
+
+		// Strict parse requires the timeString to match the timeFormat exactly
+		var strictParse = function (f, s, o) {
+
+			// pattern for standard and localized AM/PM markers
+			var getPatternAmpm = function (amNames, pmNames) {
+				var markers = [];
+				if (amNames) {
+					$.merge(markers, amNames);
+				}
+				if (pmNames) {
+					$.merge(markers, pmNames);
+				}
+				markers = $.map(markers, function (val) {
+					return val.replace(/[.*+?|()\[\]{}\\]/g, '\\$&');
+				});
+				return '(' + markers.join('|') + ')?';
+			};
 
-			//Emulate datepicker onSelect behavior. Call on slidestop.
-			var onSelectDelegate = function() {
-				tp_inst._onSelectHandler();
+			// figure out position of time elements.. cause js cant do named captures
+			var getFormatPositions = function (timeFormat) {
+				var finds = timeFormat.toLowerCase().match(/(h{1,2}|m{1,2}|s{1,2}|l{1}|c{1}|t{1,2}|z|'.*?')/g),
+					orders = {
+						h: -1,
+						m: -1,
+						s: -1,
+						l: -1,
+						c: -1,
+						t: -1,
+						z: -1
+					};
+
+				if (finds) {
+					for (var i = 0; i < finds.length; i++) {
+						if (orders[finds[i].toString().charAt(0)] === -1) {
+							orders[finds[i].toString().charAt(0)] = i + 1;
+						}
+					}
+				}
+				return orders;
 			};
-			this.hour_slider.bind('slidestop',onSelectDelegate);
-			this.minute_slider.bind('slidestop',onSelectDelegate);
-			this.second_slider.bind('slidestop',onSelectDelegate);
-			this.millisec_slider.bind('slidestop',onSelectDelegate);
-
-			// slideAccess integration: http://trentrichardson.com/2011/11/11/jquery-ui-sliders-and-touch-accessibility/
-			if (this._defaults.addSliderAccess){
-				var sliderAccessArgs = this._defaults.sliderAccessArgs;
-				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('marginLeft').toString().replace('%',''),
-									newWidth = oldWidth - sliderAccessWidth,
-									newMarginLeft = ((oldMarginLeft * newWidth)/oldWidth) + '%';
-
-								$g.css({ width: newWidth, marginLeft: newMarginLeft });
-							});
+
+			var regstr = '^' + f.toString()
+					.replace(/([hH]{1,2}|mm?|ss?|[tT]{1,2}|[zZ]|[lc]|'.*?')/g, function (match) {
+							var ml = match.length;
+							switch (match.charAt(0).toLowerCase()) {
+							case 'h':
+								return ml === 1 ? '(\\d?\\d)' : '(\\d{' + ml + '})';
+							case 'm':
+								return ml === 1 ? '(\\d?\\d)' : '(\\d{' + ml + '})';
+							case 's':
+								return ml === 1 ? '(\\d?\\d)' : '(\\d{' + ml + '})';
+							case 'l':
+								return '(\\d?\\d?\\d)';
+							case 'c':
+								return '(\\d?\\d?\\d)';
+							case 'z':
+								return '(z|[-+]\\d\\d:?\\d\\d|\\S+)?';
+							case 't':
+								return getPatternAmpm(o.amNames, o.pmNames);
+							default:    // literal escaped in quotes
+								return '(' + match.replace(/\'/g, "").replace(/(\.|\$|\^|\\|\/|\(|\)|\[|\]|\?|\+|\*)/g, function (m) { return "\\" + m; }) + ')?';
+							}
+						})
+					.replace(/\s/g, '\\s?') +
+					o.timeSuffix + '$',
+				order = getFormatPositions(f),
+				ampm = '',
+				treg;
+
+			treg = s.match(new RegExp(regstr, 'i'));
+
+			var resTime = {
+				hour: 0,
+				minute: 0,
+				second: 0,
+				millisec: 0,
+				microsec: 0
+			};
+
+			if (treg) {
+				if (order.t !== -1) {
+					if (treg[order.t] === undefined || treg[order.t].length === 0) {
+						ampm = '';
+						resTime.ampm = '';
+					} else {
+						ampm = $.inArray(treg[order.t].toUpperCase(), o.amNames) !== -1 ? 'AM' : 'PM';
+						resTime.ampm = o[ampm === 'AM' ? 'amNames' : 'pmNames'][0];
+					}
+				}
+
+				if (order.h !== -1) {
+					if (ampm === 'AM' && treg[order.h] === '12') {
+						resTime.hour = 0; // 12am = 0 hour
+					} else {
+						if (ampm === 'PM' && treg[order.h] !== '12') {
+							resTime.hour = parseInt(treg[order.h], 10) + 12; // 12pm = 12 hour, any other pm = hour + 12
+						} else {
+							resTime.hour = Number(treg[order.h]);
 						}
 					}
-				},0);
+				}
+
+				if (order.m !== -1) {
+					resTime.minute = Number(treg[order.m]);
+				}
+				if (order.s !== -1) {
+					resTime.second = Number(treg[order.s]);
+				}
+				if (order.l !== -1) {
+					resTime.millisec = Number(treg[order.l]);
+				}
+				if (order.c !== -1) {
+					resTime.microsec = Number(treg[order.c]);
+				}
+				if (order.z !== -1 && treg[order.z] !== undefined) {
+					resTime.timezone = $.timepicker.timezoneOffsetNumber(treg[order.z]);
+				}
+
+
+				return resTime;
 			}
-			// end slideAccess integration
+			return false;
+		};// end strictParse
 
-		}
-	},
-
-	//########################################################################
-	// 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.hourMinOriginal = o.hourMin;
-				this.minuteMinOriginal = o.minuteMin;
-				this.secondMinOriginal = o.secondMin;
-				this.millisecMinOriginal = o.millisecMin;
-			}
-
-			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();
-					} else if (this.second <= this._defaults.secondMin){
-						this.second = this._defaults.secondMin;
-						this._defaults.millisecMin = minDateTime.getMilliseconds();
-					} else {
-						if(this.millisec < this._defaults.millisecMin) {
-							this.millisec = this._defaults.millisecMin;
-                        }
-						this._defaults.millisecMin = this.millisecMinOriginal;
+		// First try JS Date, if that fails, use strictParse
+		var looseParse = function (f, s, o) {
+			try {
+				var d = new Date('2012-01-01 ' + s);
+				if (isNaN(d.getTime())) {
+					d = new Date('2012-01-01T' + s);
+					if (isNaN(d.getTime())) {
+						d = new Date('01/01/2012 ' + s);
+						if (isNaN(d.getTime())) {
+							throw "Unable to parse time with native Date: " + s;
+						}
 					}
-				} else {
-					this._defaults.minuteMin = this.minuteMinOriginal;
-					this._defaults.secondMin = this.secondMinOriginal;
-					this._defaults.millisecMin = this.millisecMinOriginal;
 				}
-			}else{
-				this._defaults.hourMin = this.hourMinOriginal;
-				this._defaults.minuteMin = this.minuteMinOriginal;
-				this._defaults.secondMin = this.secondMinOriginal;
-				this._defaults.millisecMin = this.millisecMinOriginal;
+
+				return {
+					hour: d.getHours(),
+					minute: d.getMinutes(),
+					second: d.getSeconds(),
+					millisec: d.getMilliseconds(),
+					microsec: d.getMicroseconds(),
+					timezone: d.getTimezoneOffset() * -1
+				};
+			}
+			catch (err) {
+				try {
+					return strictParse(f, s, o);
+				}
+				catch (err2) {
+					$.timepicker.log("Unable to parse \ntimeString: " + s + "\ntimeFormat: " + f);
+				}				
 			}
+			return false;
+		}; // end looseParse
+		
+		if (typeof o.parse === "function") {
+			return o.parse(timeFormat, timeString, o);
+		}
+		if (o.parse === 'loose') {
+			return looseParse(timeFormat, timeString, o);
+		}
+		return strictParse(timeFormat, timeString, o);
+	};
+
+	/**
+	 * Public utility to format the time
+	 * @param {string} format format of the time
+	 * @param {Object} time Object not a Date for timezones
+	 * @param {Object} [options] essentially the regional[].. amNames, pmNames, ampm
+	 * @returns {string} the formatted time
+	 */
+	$.datepicker.formatTime = function (format, time, options) {
+		options = options || {};
+		options = $.extend({}, $.timepicker._defaults, options);
+		time = $.extend({
+			hour: 0,
+			minute: 0,
+			second: 0,
+			millisec: 0,
+			microsec: 0,
+			timezone: null
+		}, time);
+
+		var tmptime = format,
+			ampmName = options.amNames[0],
+			hour = parseInt(time.hour, 10);
+
+		if (hour > 11) {
+			ampmName = options.pmNames[0];
 		}
 
-		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.hourMaxOriginal = o.hourMax;
-				this.minuteMaxOriginal = o.minuteMax;
-				this.secondMaxOriginal = o.secondMax;
-				this.millisecMaxOriginal = o.millisecMax;
-			}
-
-			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();
-					} else if (this.second >= this._defaults.secondMax) {
-						this.second = this._defaults.secondMax;
-						this._defaults.millisecMax = maxDateTime.getMilliseconds();
-					} else {
-						if(this.millisec > this._defaults.millisecMax) { this.millisec = this._defaults.millisecMax; }
-						this._defaults.millisecMax = this.millisecMaxOriginal;
+		tmptime = tmptime.replace(/(?:HH?|hh?|mm?|ss?|[tT]{1,2}|[zZ]|[lc]|'.*?')/g, function (match) {
+			switch (match) {
+			case 'HH':
+				return ('0' + hour).slice(-2);
+			case 'H':
+				return hour;
+			case 'hh':
+				return ('0' + convert24to12(hour)).slice(-2);
+			case 'h':
+				return convert24to12(hour);
+			case 'mm':
+				return ('0' + time.minute).slice(-2);
+			case 'm':
+				return time.minute;
+			case 'ss':
+				return ('0' + time.second).slice(-2);
+			case 's':
+				return time.second;
+			case 'l':
+				return ('00' + time.millisec).slice(-3);
+			case 'c':
+				return ('00' + time.microsec).slice(-3);
+			case 'z':
+				return $.timepicker.timezoneOffsetString(time.timezone === null ? options.timezone : time.timezone, false);
+			case 'Z':
+				return $.timepicker.timezoneOffsetString(time.timezone === null ? options.timezone : time.timezone, true);
+			case 'T':
+				return ampmName.charAt(0).toUpperCase();
+			case 'TT':
+				return ampmName.toUpperCase();
+			case 't':
+				return ampmName.charAt(0).toLowerCase();
+			case 'tt':
+				return ampmName.toLowerCase();
+			default:
+				return match.replace(/'/g, "");
+			}
+		});
+
+		return tmptime;
+	};
+
+	/*
+	* the bad hack :/ override datepicker so it doesn't close on select
+	// inspired: http://stackoverflow.com/questions/1252512/jquery-datepicker-prevent-closing-picker-when-clicking-a-date/1762378#1762378
+	*/
+	$.datepicker._base_selectDate = $.datepicker._selectDate;
+	$.datepicker._selectDate = function (id, dateStr) {
+		var inst = this._getInst($(id)[0]),
+			tp_inst = this._get(inst, 'timepicker');
+
+		if (tp_inst) {
+			tp_inst._limitMinMaxDateTime(inst, true);
+			inst.inline = inst.stay_open = true;
+			//This way the onSelect handler called from calendarpicker get the full dateTime
+			this._base_selectDate(id, dateStr);
+			inst.inline = inst.stay_open = false;
+			this._notifyChange(inst);
+			this._updateDatepicker(inst);
+		} else {
+			this._base_selectDate(id, dateStr);
+		}
+	};
+
+	/*
+	* second bad hack :/ override datepicker so it triggers an event when changing the input field
+	* and does not redraw the datepicker on every selectDate event
+	*/
+	$.datepicker._base_updateDatepicker = $.datepicker._updateDatepicker;
+	$.datepicker._updateDatepicker = function (inst) {
+
+		// don't popup the datepicker if there is another instance already opened
+		var input = inst.input[0];
+		if ($.datepicker._curInst && $.datepicker._curInst !== inst && $.datepicker._datepickerShowing && $.datepicker._lastInput !== input) {
+			return;
+		}
+
+		if (typeof(inst.stay_open) !== 'boolean' || inst.stay_open === false) {
+
+			this._base_updateDatepicker(inst);
+
+			// Reload the time control when changing something in the input text field.
+			var tp_inst = this._get(inst, 'timepicker');
+			if (tp_inst) {
+				tp_inst._addTimePicker(inst);
+			}
+		}
+	};
+
+	/*
+	* third bad hack :/ override datepicker so it allows spaces and colon in the input field
+	*/
+	$.datepicker._base_doKeyPress = $.datepicker._doKeyPress;
+	$.datepicker._doKeyPress = function (event) {
+		var inst = $.datepicker._getInst(event.target),
+			tp_inst = $.datepicker._get(inst, 'timepicker');
+
+		if (tp_inst) {
+			if ($.datepicker._get(inst, 'constrainInput')) {
+				var ampm = tp_inst.support.ampm,
+					tz = tp_inst._defaults.showTimezone !== null ? tp_inst._defaults.showTimezone : tp_inst.support.timezone,
+					dateChars = $.datepicker._possibleChars($.datepicker._get(inst, 'dateFormat')),
+					datetimeChars = tp_inst._defaults.timeFormat.toString()
+											.replace(/[hms]/g, '')
+											.replace(/TT/g, ampm ? 'APM' : '')
+											.replace(/Tt/g, ampm ? 'AaPpMm' : '')
+											.replace(/tT/g, ampm ? 'AaPpMm' : '')
+											.replace(/T/g, ampm ? 'AP' : '')
+											.replace(/tt/g, ampm ? 'apm' : '')
+											.replace(/t/g, ampm ? 'ap' : '') + 
+											" " + tp_inst._defaults.separator + 
+											tp_inst._defaults.timeSuffix + 
+											(tz ? tp_inst._defaults.timezoneList.join('') : '') + 
+											(tp_inst._defaults.amNames.join('')) + (tp_inst._defaults.pmNames.join('')) + 
+											dateChars,
+					chr = String.fromCharCode(event.charCode === undefined ? event.keyCode : event.charCode);
+				return event.ctrlKey || (chr < ' ' || !dateChars || datetimeChars.indexOf(chr) > -1);
+			}
+		}
+
+		return $.datepicker._base_doKeyPress(event);
+	};
+
+	/*
+	* Fourth bad hack :/ override _updateAlternate function used in inline mode to init altField
+	* Update any alternate field to synchronise with the main field.
+	*/
+	$.datepicker._base_updateAlternate = $.datepicker._updateAlternate;
+	$.datepicker._updateAlternate = function (inst) {
+		var tp_inst = this._get(inst, 'timepicker');
+		if (tp_inst) {
+			var altField = tp_inst._defaults.altField;
+			if (altField) { // update alternate field too
+				var altFormat = tp_inst._defaults.altFormat || tp_inst._defaults.dateFormat,
+					date = this._getDate(inst),
+					formatCfg = $.datepicker._getFormatConfig(inst),
+					altFormattedDateTime = '', 
+					altSeparator = tp_inst._defaults.altSeparator ? tp_inst._defaults.altSeparator : tp_inst._defaults.separator, 
+					altTimeSuffix = tp_inst._defaults.altTimeSuffix ? tp_inst._defaults.altTimeSuffix : tp_inst._defaults.timeSuffix,
+					altTimeFormat = tp_inst._defaults.altTimeFormat !== null ? tp_inst._defaults.altTimeFormat : tp_inst._defaults.timeFormat;
+				
+				altFormattedDateTime += $.datepicker.formatTime(altTimeFormat, tp_inst, tp_inst._defaults) + altTimeSuffix;
+				if (!tp_inst._defaults.timeOnly && !tp_inst._defaults.altFieldTimeOnly && date !== null) {
+					if (tp_inst._defaults.altFormat) {
+						altFormattedDateTime = $.datepicker.formatDate(tp_inst._defaults.altFormat, date, formatCfg) + altSeparator + altFormattedDateTime;
+					}
+					else {
+						altFormattedDateTime = tp_inst.formattedDate + altSeparator + altFormattedDateTime;
 					}
-				} else {
-					this._defaults.minuteMax = this.minuteMaxOriginal;
-					this._defaults.secondMax = this.secondMaxOriginal;
-					this._defaults.millisecMax = this.millisecMaxOriginal;
 				}
-			}else{
-				this._defaults.hourMax = this.hourMaxOriginal;
-				this._defaults.minuteMax = this.minuteMaxOriginal;
-				this._defaults.secondMax = this.secondMaxOriginal;
-				this._defaults.millisecMax = this.millisecMaxOriginal;
+				$(altField).val(altFormattedDateTime);
 			}
 		}
+		else {
+			$.datepicker._base_updateAlternate(inst);
+		}
+	};
 
-		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);
+	/*
+	* Override key up event to sync manual input changes.
+	*/
+	$.datepicker._base_doKeyUp = $.datepicker._doKeyUp;
+	$.datepicker._doKeyUp = function (event) {
+		var inst = $.datepicker._getInst(event.target),
+			tp_inst = $.datepicker._get(inst, 'timepicker');
 
-			if(this.hour_slider) {
-				this.hour_slider.slider("option", { min: this._defaults.hourMin, max: hourMax }).slider('value', this.hour);
-            }
-			if(this.minute_slider) {
-				this.minute_slider.slider("option", { min: this._defaults.minuteMin, max: minMax }).slider('value', this.minute);
-            }
-			if(this.second_slider){
-				this.second_slider.slider("option", { min: this._defaults.secondMin, max: secMax }).slider('value', this.second);
-            }
-			if(this.millisec_slider) {
-				this.millisec_slider.slider("option", { min: this._defaults.millisecMin, max: millisecMax }).slider('value', this.millisec);
-            }
+		if (tp_inst) {
+			if (tp_inst._defaults.timeOnly && (inst.input.val() !== inst.lastVal)) {
+				try {
+					$.datepicker._updateDatepicker(inst);
+				} catch (err) {
+					$.timepicker.log(err);
+				}
+			}
 		}
 
-	},
-
-
-	//########################################################################
-	// 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() {
-		var hour   = (this.hour_slider) ? this.hour_slider.slider('value') : false,
-			minute = (this.minute_slider) ? this.minute_slider.slider('value') : false,
-			second = (this.second_slider) ? this.second_slider.slider('value') : false,
-			millisec = (this.millisec_slider) ? this.millisec_slider.slider('value') : false,
-			timezone = (this.timezone_select) ? this.timezone_select.val() : false,
-			o = this._defaults;
-
-		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(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); }
-
-		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 != this.hour || minute != this.minute ||
-				second != this.second || millisec != this.millisec ||
-				(this.ampm.length > 0 &&
-				    (hour < 12) != ($.inArray(this.ampm.toUpperCase(), this.amNames) !== -1)) ||
-				timezone != this.timezone);
-
-		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 (timezone !== false) { this.timezone = timezone; }
-
-			if (!this.inst) { this.inst = $.datepicker._getInst(this.$input[0]); }
-
-			this._limitMinMaxDateTime(this.inst, true);
+		return $.datepicker._base_doKeyUp(event);
+	};
+
+	/*
+	* override "Today" button to also grab the time.
+	*/
+	$.datepicker._base_gotoToday = $.datepicker._gotoToday;
+	$.datepicker._gotoToday = function (id) {
+		var inst = this._getInst($(id)[0]),
+			$dp = inst.dpDiv;
+		this._base_gotoToday(id);
+		var tp_inst = this._get(inst, 'timepicker');
+		selectLocalTimezone(tp_inst);
+		var now = new Date();
+		this._setTime(inst, now);
+		$('.ui-datepicker-today', $dp).click();
+	};
+
+	/*
+	* Disable & enable the Time in the datetimepicker
+	*/
+	$.datepicker._disableTimepickerDatepicker = function (target) {
+		var inst = this._getInst(target);
+		if (!inst) {
+			return;
 		}
-		if (o.ampm) { this.ampm = ampm; }
-
-		//this._formatTime();
-		this.formattedTime = $.datepicker.formatTime(this._defaults.timeFormat, this, this._defaults);
-		if (this.$timeObj) { this.$timeObj.text(this.formattedTime + o.timeSuffix); }
-		this.timeDefined = true;
-		if (hasChanged) { this._updateDateTime(); }
-	},
-
-	//########################################################################
-	// call custom onSelect.
-	// bind to sliders slidestop, and grid click.
-	//########################################################################
-	_onSelectHandler: function() {
-		var onSelect = this._defaults.onSelect;
-		var inputEl = this.$input ? this.$input[0] : null;
-		if (onSelect && inputEl) {
-			onSelect.apply(inputEl, [this.formattedDateTime, this]);
+
+		var tp_inst = this._get(inst, 'timepicker');
+		$(target).datepicker('getDate'); // Init selected[Year|Month|Day]
+		if (tp_inst) {
+			inst.settings.showTimepicker = false;
+			tp_inst._defaults.showTimepicker = false;
+			tp_inst._updateDateTime(inst);
+		}
+	};
+
+	$.datepicker._enableTimepickerDatepicker = function (target) {
+		var inst = this._getInst(target);
+		if (!inst) {
+			return;
 		}
-	},
-
-	//########################################################################
-	// left for any backwards compatibility
-	//########################################################################
-	_formatTime: function(time, format) {
-		time = time || { hour: this.hour, minute: this.minute, second: this.second, millisec: this.millisec, ampm: this.ampm, timezone: this.timezone };
-		var tmptime = (format || this._defaults.timeFormat).toString();
-
-		tmptime = $.datepicker.formatTime(tmptime, time, this._defaults);
-
-		if (arguments.length) { return tmptime; }
-		else { this.formattedTime = tmptime; }
-	},
-
-	//########################################################################
-	// update our input with the new date time..
-	//########################################################################
-	_updateDateTime: function(dp_inst) {
-		dp_inst = this.inst || dp_inst;
-		var dt = $.datepicker._daylightSavingAdjust(new Date(dp_inst.selectedYear, dp_inst.selectedMonth, dp_inst.selectedDay)),
-			dateFmt = $.datepicker._get(dp_inst, 'dateFormat'),
-			formatCfg = $.datepicker._getFormatConfig(dp_inst),
-			timeAvailable = dt !== null && this.timeDefined;
-		this.formattedDate = $.datepicker.formatDate(dateFmt, (dt === null ? new Date() : dt), formatCfg);
-		var formattedDateTime = this.formattedDate;
-		// remove following lines to force every changes in date picker to change the input value
-		// Bug descriptions: when an input field has a default value, and click on the field to pop up the date picker. 
-		// If the user manually empty the value in the input field, the date picker will never change selected value.
-		//if (dp_inst.lastVal !== undefined && (dp_inst.lastVal.length > 0 && this.$input.val().length === 0)) {
-		//	return;
-        //}
-
-		if (this._defaults.timeOnly === true) {
-			formattedDateTime = this.formattedTime;
-		} else if (this._defaults.timeOnly !== true && (this._defaults.alwaysSetTime || timeAvailable)) {
-			formattedDateTime += this._defaults.separator + this.formattedTime + this._defaults.timeSuffix;
+
+		var tp_inst = this._get(inst, 'timepicker');
+		$(target).datepicker('getDate'); // Init selected[Year|Month|Day]
+		if (tp_inst) {
+			inst.settings.showTimepicker = true;
+			tp_inst._defaults.showTimepicker = true;
+			tp_inst._addTimePicker(inst); // Could be disabled on page load
+			tp_inst._updateDateTime(inst);
 		}
+	};
 
-		this.formattedDateTime = formattedDateTime;
+	/*
+	* Create our own set time function
+	*/
+	$.datepicker._setTime = function (inst, date) {
+		var tp_inst = this._get(inst, 'timepicker');
+		if (tp_inst) {
+			var defaults = tp_inst._defaults;
 
-		if(!this._defaults.showTimepicker) {
-			this.$input.val(this.formattedDate);
-		} else if (this.$altInput && this._defaults.altFieldTimeOnly === true) {
-			this.$altInput.val(this.formattedTime);
-			this.$input.val(this.formattedDate);
-		} else if(this.$altInput) {
-			this.$altInput.val(formattedDateTime);
-			this.$input.val(formattedDateTime);
-		} else {
-			this.$input.val(formattedDateTime);
+			// calling _setTime with no date sets time to defaults
+			tp_inst.hour = date ? date.getHours() : defaults.hour;
+			tp_inst.minute = date ? date.getMinutes() : defaults.minute;
+			tp_inst.second = date ? date.getSeconds() : defaults.second;
+			tp_inst.millisec = date ? date.getMilliseconds() : defaults.millisec;
+			tp_inst.microsec = date ? date.getMicroseconds() : defaults.microsec;
+
+			//check if within min/max times.. 
+			tp_inst._limitMinMaxDateTime(inst, true);
+
+			tp_inst._onTimeChange();
+			tp_inst._updateDateTime(inst);
 		}
+	};
 
-		this.$input.trigger("change");
-	}
+	/*
+	* Create new public method to set only time, callable as $().datepicker('setTime', date)
+	*/
+	$.datepicker._setTimeDatepicker = function (target, date, withDate) {
+		var inst = this._getInst(target);
+		if (!inst) {
+			return;
+		}
 
-});
+		var tp_inst = this._get(inst, 'timepicker');
 
-$.fn.extend({
-	//########################################################################
-	// shorthand just to use timepicker..
-	//########################################################################
-	timepicker: function(o) {
-		o = o || {};
-		var tmp_args = arguments;
+		if (tp_inst) {
+			this._setDateFromField(inst);
+			var tp_date;
+			if (date) {
+				if (typeof date === "string") {
+					tp_inst._parseTime(date, withDate);
+					tp_date = new Date();
+					tp_date.setHours(tp_inst.hour, tp_inst.minute, tp_inst.second, tp_inst.millisec);
+					tp_date.setMicroseconds(tp_inst.microsec);
+				} else {
+					tp_date = new Date(date.getTime());
+					tp_date.setMicroseconds(date.getMicroseconds());
+				}
+				if (tp_date.toString() === 'Invalid Date') {
+					tp_date = undefined;
+				}
+				this._setTime(inst, tp_date);
+			}
+		}
 
-		if (typeof o == 'object') { tmp_args[0] = $.extend(o, { timeOnly: true }); }
+	};
 
-		return $(this).each(function() {
-			$.fn.datetimepicker.apply($(this), tmp_args);
-		});
-	},
-
-	//########################################################################
-	// extend timepicker to datepicker
-	//########################################################################
-	datetimepicker: function(o) {
-		o = o || {};
-		var tmp_args = arguments;
-
-		if (typeof(o) == 'string'){
-			if(o == 'getDate') {
-				return $.fn.datepicker.apply($(this[0]), tmp_args);
-            }
-			else {
-				return this.each(function() {
-					var $t = $(this);
-					$t.datepicker.apply($t, tmp_args);
-				});
-            }
+	/*
+	* override setDate() to allow setting time too within Date object
+	*/
+	$.datepicker._base_setDateDatepicker = $.datepicker._setDateDatepicker;
+	$.datepicker._setDateDatepicker = function (target, date) {
+		var inst = this._getInst(target);
+		if (!inst) {
+			return;
 		}
-		else {
-			return this.each(function() {
-				var $t = $(this);
-				$t.datepicker($.timepicker._newInst($t, o)._defaults);
-			});
-        }
-	}
-});
-
-$.datepicker.parseDateTime = function(dateFormat, timeFormat, dateTimeString, dateSettings, timeSettings) {
-	var parseRes = parseDateTimeInternal(dateFormat, timeFormat, dateTimeString, dateSettings, timeSettings);
-	if (parseRes.timeObj)
-	{
-		var t = parseRes.timeObj;
-		parseRes.date.setHours(t.hour, t.minute, t.second, t.millisec);
-	}
 
-	return parseRes.date;
-};
+		if (typeof(date) === 'string') {
+			date = new Date(date);
+			if (!date.getTime()) {
+				$.timepicker.log("Error creating Date object from string.");
+			}
+		}
 
-$.datepicker.parseTime = function(timeFormat, timeString, options) {
-	
-	//########################################################################
-	// pattern for standard and localized AM/PM markers
-	//########################################################################
-	var getPatternAmpm = function(amNames, pmNames) {
-		var markers = [];
-		if (amNames) {
-			$.merge(markers, amNames);
-        }
-		if (pmNames) {
-			$.merge(markers, pmNames);
-        }
-		markers = $.map(markers, function(val) { return val.replace(/[.*+?|()\[\]{}\\]/g, '\\$&'); });
-		return '(' + markers.join('|') + ')?';
+		var tp_inst = this._get(inst, 'timepicker');
+		var tp_date;
+		if (date instanceof Date) {
+			tp_date = new Date(date.getTime());
+			tp_date.setMicroseconds(date.getMicroseconds());
+		} else {
+			tp_date = date;
+		}
+		
+		// This is important if you are using the timezone option, javascript's Date 
+		// object will only return the timezone offset for the current locale, so we 
+		// adjust it accordingly.  If not using timezone option this won't matter..
+		// If a timezone is different in tp, keep the timezone as is
+		if (tp_inst && tp_date) {
+			// look out for DST if tz wasn't specified
+			if (!tp_inst.support.timezone && tp_inst._defaults.timezone === null) {
+				tp_inst.timezone = tp_date.getTimezoneOffset() * -1;
+			}
+			date = $.timepicker.timezoneAdjust(date, tp_inst.timezone);
+			tp_date = $.timepicker.timezoneAdjust(tp_date, tp_inst.timezone);
+		}
+
+		this._updateDatepicker(inst);
+		this._base_setDateDatepicker.apply(this, arguments);
+		this._setTimeDatepicker(target, tp_date, true);
 	};
-   
-	//########################################################################
-	// figure out position of time elements.. cause js cant do named captures
-	//########################################################################
-	var getFormatPositions = function( timeFormat ) {
-		var finds = timeFormat.toLowerCase().match(/(h{1,2}|m{1,2}|s{1,2}|l{1}|t{1,2}|z)/g),
-			orders = { h: -1, m: -1, s: -1, l: -1, t: -1, z: -1 };
-
-		if (finds) {
-			for (var i = 0; i < finds.length; i++) {
-				if (orders[finds[i].toString().charAt(0)] == -1) {
-					orders[finds[i].toString().charAt(0)] = i + 1;
-                }
-            }
-        }
-		return orders;
+
+	/*
+	* override getDate() to allow getting time too within Date object
+	*/
+	$.datepicker._base_getDateDatepicker = $.datepicker._getDateDatepicker;
+	$.datepicker._getDateDatepicker = function (target, noDefault) {
+		var inst = this._getInst(target);
+		if (!inst) {
+			return;
+		}
+
+		var tp_inst = this._get(inst, 'timepicker');
+
+		if (tp_inst) {
+			// if it hasn't yet been defined, grab from field
+			if (inst.lastVal === undefined) {
+				this._setDateFromField(inst, noDefault);
+			}
+
+			var date = this._getDate(inst);
+			if (date && tp_inst._parseTime($(target).val(), tp_inst.timeOnly)) {
+				date.setHours(tp_inst.hour, tp_inst.minute, tp_inst.second, tp_inst.millisec);
+				date.setMicroseconds(tp_inst.microsec);
+
+				// This is important if you are using the timezone option, javascript's Date 
+				// object will only return the timezone offset for the current locale, so we 
+				// adjust it accordingly.  If not using timezone option this won't matter..
+				if (tp_inst.timezone != null) {
+					// look out for DST if tz wasn't specified
+					if (!tp_inst.support.timezone && tp_inst._defaults.timezone === null) {
+						tp_inst.timezone = date.getTimezoneOffset() * -1;
+					}
+					date = $.timepicker.timezoneAdjust(date, tp_inst.timezone);
+				}
+			}
+			return date;
+		}
+		return this._base_getDateDatepicker(target, noDefault);
 	};
-    
-	var o = extendRemove(extendRemove({}, $.timepicker._defaults), options || {});
-    
-	var regstr = '^' + timeFormat.toString()
-			.replace(/h{1,2}/ig, '(\\d?\\d)')
-			.replace(/m{1,2}/ig, '(\\d?\\d)')
-			.replace(/s{1,2}/ig, '(\\d?\\d)')
-			.replace(/l{1}/ig, '(\\d?\\d?\\d)')
-			.replace(/t{1,2}/ig, getPatternAmpm(o.amNames, o.pmNames))
-			.replace(/z{1}/ig, '(z|[-+]\\d\\d:?\\d\\d)?')
-			.replace(/\s/g, '\\s?') + o.timeSuffix + '$',
-		order = getFormatPositions(timeFormat),
-		ampm = '',
-		treg;
-
-	treg = timeString.match(new RegExp(regstr, 'i'));
-
-	var resTime = {hour: 0, minute: 0, second: 0, millisec: 0};
-    
-	if (treg) {
-		if (order.t !== -1) {
-			if (treg[order.t] === undefined || treg[order.t].length === 0) {
-				ampm = '';
-				resTime.ampm = '';
+
+	/*
+	* override parseDate() because UI 1.8.14 throws an error about "Extra characters"
+	* An option in datapicker to ignore extra format characters would be nicer.
+	*/
+	$.datepicker._base_parseDate = $.datepicker.parseDate;
+	$.datepicker.parseDate = function (format, value, settings) {
+		var date;
+		try {
+			date = this._base_parseDate(format, value, settings);
+		} catch (err) {
+			// Hack!  The error message ends with a colon, a space, and
+			// the "extra" characters.  We rely on that instead of
+			// attempting to perfectly reproduce the parsing algorithm.
+			if (err.indexOf(":") >= 0) {
+				date = this._base_parseDate(format, value.substring(0, value.length - (err.length - err.indexOf(':') - 2)), settings);
+				$.timepicker.log("Error parsing the date string: " + err + "\ndate string = " + value + "\ndate format = " + format);
 			} else {
-				ampm = $.inArray(treg[order.t], o.amNames) !== -1 ? 'AM' : 'PM';
-				resTime.ampm = o[ampm == 'AM' ? 'amNames' : 'pmNames'][0];
+				throw err;
 			}
 		}
+		return date;
+	};
 
-		if (order.h !== -1) {
-			if (ampm == 'AM' && treg[order.h] == '12') {
-				resTime.hour = 0; // 12am = 0 hour
-			} else {
-                if (ampm == 'PM' && treg[order.h] != '12') {
-                    resTime.hour = parseInt(treg[order.h],10) + 12; // 12pm = 12 hour, any other pm = hour + 12
-                }
-                else { resTime.hour = Number(treg[order.h]); }
-            }
+	/*
+	* override formatDate to set date with time to the input
+	*/
+	$.datepicker._base_formatDate = $.datepicker._formatDate;
+	$.datepicker._formatDate = function (inst, day, month, year) {
+		var tp_inst = this._get(inst, 'timepicker');
+		if (tp_inst) {
+			tp_inst._updateDateTime(inst);
+			return tp_inst.$input.val();
 		}
+		return this._base_formatDate(inst);
+	};
 
-		if (order.m !== -1) { resTime.minute = Number(treg[order.m]); }
-		if (order.s !== -1) { resTime.second = Number(treg[order.s]); }
-		if (order.l !== -1) { resTime.millisec = Number(treg[order.l]); }
-		if (order.z !== -1 && treg[order.z] !== undefined) {
-			var tz = treg[order.z].toUpperCase();
-			switch (tz.length) {
-				case 1:	// Z
-					tz = o.timezoneIso8601 ? 'Z' : '+0000';
-					break;
-				case 5:	// +hhmm
-					if (o.timezoneIso8601) {
-						tz = tz.substring(1) == '0000' ?
-							'Z' :
-							tz.substring(0, 3) + ':' + tz.substring(3);
-                    }
-					break;
-				case 6:	// +hh:mm
-					if (!o.timezoneIso8601) {
-						tz = tz == 'Z' || tz.substring(1) == '00:00' ?
-							'+0000' :
-							tz.replace(/:/, '');
-					} else {
-                        if (tz.substring(1) == '00:00') {
-                            tz = 'Z';
-                        }
-                    }
-					break;
+	/*
+	* override options setter to add time to maxDate(Time) and minDate(Time). MaxDate
+	*/
+	$.datepicker._base_optionDatepicker = $.datepicker._optionDatepicker;
+	$.datepicker._optionDatepicker = function (target, name, value) {
+		var inst = this._getInst(target),
+			name_clone;
+		if (!inst) {
+			return null;
+		}
+
+		var tp_inst = this._get(inst, 'timepicker');
+		if (tp_inst) {
+			var min = null,
+				max = null,
+				onselect = null,
+				overrides = tp_inst._defaults.evnts,
+				fns = {},
+				prop;
+			if (typeof name === 'string') { // if min/max was set with the string
+				if (name === 'minDate' || name === 'minDateTime') {
+					min = value;
+				} else if (name === 'maxDate' || name === 'maxDateTime') {
+					max = value;
+				} else if (name === 'onSelect') {
+					onselect = value;
+				} else if (overrides.hasOwnProperty(name)) {
+					if (typeof (value) === 'undefined') {
+						return overrides[name];
+					}
+					fns[name] = value;
+					name_clone = {}; //empty results in exiting function after overrides updated
+				}
+			} else if (typeof name === 'object') { //if min/max was set with the JSON
+				if (name.minDate) {
+					min = name.minDate;
+				} else if (name.minDateTime) {
+					min = name.minDateTime;
+				} else if (name.maxDate) {
+					max = name.maxDate;
+				} else if (name.maxDateTime) {
+					max = name.maxDateTime;
+				}
+				for (prop in overrides) {
+					if (overrides.hasOwnProperty(prop) && name[prop]) {
+						fns[prop] = name[prop];
+					}
+				}
+			}
+			for (prop in fns) {
+				if (fns.hasOwnProperty(prop)) {
+					overrides[prop] = fns[prop];
+					if (!name_clone) { name_clone = $.extend({}, name); }
+					delete name_clone[prop];
+				}
+			}
+			if (name_clone && isEmptyObject(name_clone)) { return; }
+			if (min) { //if min was set
+				if (min === 0) {
+					min = new Date();
+				} else {
+					min = new Date(min);
+				}
+				tp_inst._defaults.minDate = min;
+				tp_inst._defaults.minDateTime = min;
+			} else if (max) { //if max was set
+				if (max === 0) {
+					max = new Date();
+				} else {
+					max = new Date(max);
+				}
+				tp_inst._defaults.maxDate = max;
+				tp_inst._defaults.maxDateTime = max;
+			} else if (onselect) {
+				tp_inst._defaults.onSelect = onselect;
+			}
+		}
+		if (value === undefined) {
+			return this._base_optionDatepicker.call($.datepicker, target, name);
+		}
+		return this._base_optionDatepicker.call($.datepicker, target, name_clone || name, value);
+	};
+	
+	/*
+	* jQuery isEmptyObject does not check hasOwnProperty - if someone has added to the object prototype,
+	* it will return false for all objects
+	*/
+	var isEmptyObject = function (obj) {
+		var prop;
+		for (prop in obj) {
+			if (obj.hasOwnProperty(prop)) {
+				return false;
 			}
-			resTime.timezone = tz;
 		}
+		return true;
+	};
 
+	/*
+	* jQuery extend now ignores nulls!
+	*/
+	var extendRemove = function (target, props) {
+		$.extend(target, props);
+		for (var name in props) {
+			if (props[name] === null || props[name] === undefined) {
+				target[name] = props[name];
+			}
+		}
+		return target;
+	};
 
-		return resTime;
-	}
+	/*
+	* Determine by the time format which units are supported
+	* Returns an object of booleans for each unit
+	*/
+	var detectSupport = function (timeFormat) {
+		var tf = timeFormat.replace(/'.*?'/g, '').toLowerCase(), // removes literals
+			isIn = function (f, t) { // does the format contain the token?
+					return f.indexOf(t) !== -1 ? true : false;
+				};
+		return {
+				hour: isIn(tf, 'h'),
+				minute: isIn(tf, 'm'),
+				second: isIn(tf, 's'),
+				millisec: isIn(tf, 'l'),
+				microsec: isIn(tf, 'c'),
+				timezone: isIn(tf, 'z'),
+				ampm: isIn(tf, 't') && isIn(timeFormat, 'h'),
+				iso8601: isIn(timeFormat, 'Z')
+			};
+	};
+
+	/*
+	* Converts 24 hour format into 12 hour
+	* Returns 12 hour without leading 0
+	*/
+	var convert24to12 = function (hour) {
+		hour %= 12;
 
-	return false;
-};
-
-//########################################################################
-// format the time all pretty...
-// format = string format of the time
-// time = a {}, not a Date() for timezones
-// options = essentially the regional[].. amNames, pmNames, ampm
-//########################################################################
-$.datepicker.formatTime = function(format, time, options) {
-	options = options || {};
-	options = $.extend($.timepicker._defaults, options);
-	time = $.extend({hour:0, minute:0, second:0, millisec:0, timezone:'+0000'}, time);
-
-	var tmptime = format;
-	var ampmName = options.amNames[0];
-
-	var hour = parseInt(time.hour, 10);
-	if (options.ampm) {
-		if (hour > 11){
-			ampmName = options.pmNames[0];
-			if(hour > 12) {
-				hour = hour % 12;
-            }
-		}
 		if (hour === 0) {
 			hour = 12;
-        }
-	}
-	tmptime = tmptime.replace(/(?:hh?|mm?|ss?|[tT]{1,2}|[lz])/g, function(match) {
-		switch (match.toLowerCase()) {
-			case 'hh': return ('0' + hour).slice(-2);
-			case 'h':  return hour;
-			case 'mm': return ('0' + time.minute).slice(-2);
-			case 'm':  return time.minute;
-			case 'ss': return ('0' + time.second).slice(-2);
-			case 's':  return time.second;
-			case 'l':  return ('00' + time.millisec).slice(-3);
-			case 'z':  return time.timezone;
-			case 't': case 'tt':
-				if (options.ampm) {
-					if (match.length == 1) {
-						ampmName = ampmName.charAt(0);
-                    }
-					return match.charAt(0) == 'T' ? ampmName.toUpperCase() : ampmName.toLowerCase();
-				}
-				return '';
 		}
-	});
 
-	tmptime = $.trim(tmptime);
-	return tmptime;
-};
-
-//########################################################################
-// the bad hack :/ override datepicker so it doesnt close on select
-// inspired: http://stackoverflow.com/questions/1252512/jquery-datepicker-prevent-closing-picker-when-clicking-a-date/1762378#1762378
-//########################################################################
-$.datepicker._base_selectDate = $.datepicker._selectDate;
-$.datepicker._selectDate = function (id, dateStr) {
-	var inst = this._getInst($(id)[0]),
-		tp_inst = this._get(inst, 'timepicker');
-
-	if (tp_inst) {
-		tp_inst._limitMinMaxDateTime(inst, true);
-		inst.inline = inst.stay_open = true;
-		//This way the onSelect handler called from calendarpicker get the full dateTime
-		this._base_selectDate(id, dateStr);
-		inst.inline = inst.stay_open = false;
-		this._notifyChange(inst);
-		this._updateDatepicker(inst);
-	}
-	else { this._base_selectDate(id, dateStr); }
-};
-
-//#############################################################################################
-// second bad hack :/ override datepicker so it triggers an event when changing the input field
-// and does not redraw the datepicker on every selectDate event
-//#############################################################################################
-$.datepicker._base_updateDatepicker = $.datepicker._updateDatepicker;
-$.datepicker._updateDatepicker = function(inst) {
-
-	// don't popup the datepicker if there is another instance already opened
-	var input = inst.input[0];
-	if($.datepicker._curInst &&
-	   $.datepicker._curInst != inst &&
-	   $.datepicker._datepickerShowing &&
-	   $.datepicker._lastInput != input) {
-		return;
-	}
+		return String(hour);
+	};
 
-	if (typeof(inst.stay_open) !== 'boolean' || inst.stay_open === false) {
+	var computeEffectiveSetting = function (settings, property) {
+		return settings && settings[property] ? settings[property] : $.timepicker._defaults[property];
+	};
 
-		this._base_updateDatepicker(inst);
+	/*
+	* Splits datetime string into date and time substrings.
+	* Throws exception when date can't be parsed
+	* Returns {dateString: dateString, timeString: timeString}
+	*/
+	var splitDateTime = function (dateTimeString, timeSettings) {
+		// The idea is to get the number separator occurrences in datetime and the time format requested (since time has
+		// fewer unknowns, mostly numbers and am/pm). We will use the time pattern to split.
+		var separator = computeEffectiveSetting(timeSettings, 'separator'),
+			format = computeEffectiveSetting(timeSettings, 'timeFormat'),
+			timeParts = format.split(separator), // how many occurrences of separator may be in our format?
+			timePartsLen = timeParts.length,
+			allParts = dateTimeString.split(separator),
+			allPartsLen = allParts.length;
+
+		if (allPartsLen > 1) {
+			return {
+				dateString: allParts.splice(0, allPartsLen - timePartsLen).join(separator),
+				timeString: allParts.splice(0, timePartsLen).join(separator)
+			};
+		}
 
-		// Reload the time control when changing something in the input text field.
-		var tp_inst = this._get(inst, 'timepicker');
-		if(tp_inst) {
-			tp_inst._addTimePicker(inst);
+		return {
+			dateString: dateTimeString,
+			timeString: ''
+		};
+	};
 
-			if (tp_inst._defaults.useLocalTimezone) { //checks daylight saving with the new date.
-				var date = new Date(inst.selectedYear, inst.selectedMonth, inst.selectedDay, 12);
-				selectLocalTimeZone(tp_inst, date);
-				tp_inst._onTimeChange();
-			}
+	/*
+	* Internal function to parse datetime interval
+	* Returns: {date: Date, timeObj: Object}, where
+	*   date - parsed date without time (type Date)
+	*   timeObj = {hour: , minute: , second: , millisec: , microsec: } - parsed time. Optional
+	*/
+	var parseDateTimeInternal = function (dateFormat, timeFormat, dateTimeString, dateSettings, timeSettings) {
+		var date,
+			parts,
+			parsedTime;
+
+		parts = splitDateTime(dateTimeString, timeSettings);
+		date = $.datepicker._base_parseDate(dateFormat, parts.dateString, dateSettings);
+
+		if (parts.timeString === '') {
+			return {
+				date: date
+			};
 		}
-	}
-};
-
-//#######################################################################################
-// third bad hack :/ override datepicker so it allows spaces and colon in the input field
-//#######################################################################################
-$.datepicker._base_doKeyPress = $.datepicker._doKeyPress;
-$.datepicker._doKeyPress = function(event) {
-	var inst = $.datepicker._getInst(event.target),
-		tp_inst = $.datepicker._get(inst, 'timepicker');
-
-	if (tp_inst) {
-		if ($.datepicker._get(inst, 'constrainInput')) {
-			var ampm = tp_inst._defaults.ampm,
-				dateChars = $.datepicker._possibleChars($.datepicker._get(inst, 'dateFormat')),
-				datetimeChars = tp_inst._defaults.timeFormat.toString()
-								.replace(/[hms]/g, '')
-								.replace(/TT/g, ampm ? 'APM' : '')
-								.replace(/Tt/g, ampm ? 'AaPpMm' : '')
-								.replace(/tT/g, ampm ? 'AaPpMm' : '')
-								.replace(/T/g, ampm ? 'AP' : '')
-								.replace(/tt/g, ampm ? 'apm' : '')
-								.replace(/t/g, ampm ? 'ap' : '') +
-								" " +
-								tp_inst._defaults.separator +
-								tp_inst._defaults.timeSuffix +
-								(tp_inst._defaults.showTimezone ? tp_inst._defaults.timezoneList.join('') : '') +
-								(tp_inst._defaults.amNames.join('')) +
-								(tp_inst._defaults.pmNames.join('')) +
-								dateChars,
-				chr = String.fromCharCode(event.charCode === undefined ? event.keyCode : event.charCode);
-			return event.ctrlKey || (chr < ' ' || !dateChars || datetimeChars.indexOf(chr) > -1);
+
+		parsedTime = $.datepicker.parseTime(timeFormat, parts.timeString, timeSettings);
+
+		if (!parsedTime) {
+			throw 'Wrong time format';
 		}
-	}
 
-	return $.datepicker._base_doKeyPress(event);
-};
+		return {
+			date: date,
+			timeObj: parsedTime
+		};
+	};
 
-//#######################################################################################
-// Override key up event to sync manual input changes.
-//#######################################################################################
-$.datepicker._base_doKeyUp = $.datepicker._doKeyUp;
-$.datepicker._doKeyUp = function (event) {
-	var inst = $.datepicker._getInst(event.target),
-		tp_inst = $.datepicker._get(inst, 'timepicker');
+	/*
+	* Internal function to set timezone_select to the local timezone
+	*/
+	var selectLocalTimezone = function (tp_inst, date) {
+		if (tp_inst && tp_inst.timezone_select) {
+			var now = date || new Date();
+			tp_inst.timezone_select.val(-now.getTimezoneOffset());
+		}
+	};
 
-	if (tp_inst) {
-		if (tp_inst._defaults.timeOnly && (inst.input.val() != inst.lastVal)) {
-			try {
-				$.datepicker._updateDatepicker(inst);
-			}
-			catch (err) {
-				$.datepicker.log(err);
-			}
+	/*
+	* Create a Singleton Instance
+	*/
+	$.timepicker = new Timepicker();
+
+	/**
+	 * Get the timezone offset as string from a date object (eg '+0530' for UTC+5.5)
+	 * @param {number} tzMinutes if not a number, less than -720 (-1200), or greater than 840 (+1400) this value is returned
+	 * @param {boolean} iso8601 if true formats in accordance to iso8601 "+12:45"
+	 * @return {string}
+	 */
+	$.timepicker.timezoneOffsetString = function (tzMinutes, iso8601) {
+		if (isNaN(tzMinutes) || tzMinutes > 840 || tzMinutes < -720) {
+			return tzMinutes;
 		}
-	}
 
-	return $.datepicker._base_doKeyUp(event);
-};
-
-//#######################################################################################
-// override "Today" button to also grab the time.
-//#######################################################################################
-$.datepicker._base_gotoToday = $.datepicker._gotoToday;
-$.datepicker._gotoToday = function(id) {
-	var inst = this._getInst($(id)[0]),
-		$dp = inst.dpDiv;
-	this._base_gotoToday(id);
-	var tp_inst = this._get(inst, 'timepicker');
-	selectLocalTimeZone(tp_inst);
-	var now = new Date();
-	this._setTime(inst, now);
-	$( '.ui-datepicker-today', $dp).click();
-};
-
-//#######################################################################################
-// Disable & enable the Time in the datetimepicker
-//#######################################################################################
-$.datepicker._disableTimepickerDatepicker = function(target) {
-	var inst = this._getInst(target);
-    if (!inst) { return; }
-    
-	var tp_inst = this._get(inst, 'timepicker');
-	$(target).datepicker('getDate'); // Init selected[Year|Month|Day]
-	if (tp_inst) {
-		tp_inst._defaults.showTimepicker = false;
-		tp_inst._updateDateTime(inst);
-	}
-};
-
-$.datepicker._enableTimepickerDatepicker = function(target) {
-	var inst = this._getInst(target);
-    if (!inst) { return; }
-    
-	var tp_inst = this._get(inst, 'timepicker');
-	$(target).datepicker('getDate'); // Init selected[Year|Month|Day]
-	if (tp_inst) {
-		tp_inst._defaults.showTimepicker = true;
-		tp_inst._addTimePicker(inst); // Could be disabled on page load
-		tp_inst._updateDateTime(inst);
-	}
-};
-
-//#######################################################################################
-// Create our own set time function
-//#######################################################################################
-$.datepicker._setTime = function(inst, date) {
-	var tp_inst = this._get(inst, 'timepicker');
-	if (tp_inst) {
-		var defaults = tp_inst._defaults,
-			// calling _setTime with no date sets time to defaults
-			hour = date ? date.getHours() : defaults.hour,
-			minute = date ? date.getMinutes() : defaults.minute,
-			second = date ? date.getSeconds() : defaults.second,
-			millisec = date ? date.getMilliseconds() : defaults.millisec;
-		//check if within min/max times..
-		// correct check if within min/max times. 	
-		// Rewritten by Scott A. Woodward
-		var hourEq = hour === defaults.hourMin,
-			minuteEq = minute === defaults.minuteMin,
-			secondEq = second === defaults.secondMin;
-		var reset = false;
-		if(hour < defaults.hourMin || hour > defaults.hourMax)  
-			reset = true;
-		else if( (minute < defaults.minuteMin || minute > defaults.minuteMax) && hourEq)
-			reset = true;
-		else if( (second < defaults.secondMin || second > defaults.secondMax ) && hourEq && minuteEq)
-			reset = true;
-		else if( (millisec < defaults.millisecMin || millisec > defaults.millisecMax) && hourEq && minuteEq && secondEq)
-			reset = true;
-		if(reset) {
-			hour = defaults.hourMin;
-			minute = defaults.minuteMin;
-			second = defaults.secondMin;
-			millisec = defaults.millisecMin;
+		var off = tzMinutes,
+			minutes = off % 60,
+			hours = (off - minutes) / 60,
+			iso = iso8601 ? ':' : '',
+			tz = (off >= 0 ? '+' : '-') + ('0' + Math.abs(hours)).slice(-2) + iso + ('0' + Math.abs(minutes)).slice(-2);
+		
+		if (tz === '+00:00') {
+			return 'Z';
 		}
-		tp_inst.hour = hour;
-		tp_inst.minute = minute;
-		tp_inst.second = second;
-		tp_inst.millisec = millisec;
-		if (tp_inst.hour_slider) tp_inst.hour_slider.slider('value', hour);
-		if (tp_inst.minute_slider) tp_inst.minute_slider.slider('value', minute);
-		if (tp_inst.second_slider) tp_inst.second_slider.slider('value', second);
-		if (tp_inst.millisec_slider) tp_inst.millisec_slider.slider('value', millisec);
-
-		tp_inst._onTimeChange();
-		tp_inst._updateDateTime(inst);
-	}
-};
-
-//#######################################################################################
-// Create new public method to set only time, callable as $().datepicker('setTime', date)
-//#######################################################################################
-$.datepicker._setTimeDatepicker = function(target, date, withDate) {
-	var inst = this._getInst(target);
-    if (!inst) { return; }
-    
-	var tp_inst = this._get(inst, 'timepicker');
-    
-	if (tp_inst) {
-		this._setDateFromField(inst);
-		var tp_date;
-		if (date) {
-			if (typeof date == "string") {
-				tp_inst._parseTime(date, withDate);
-				tp_date = new Date();
-				tp_date.setHours(tp_inst.hour, tp_inst.minute, tp_inst.second, tp_inst.millisec);
-			}
-			else { tp_date = new Date(date.getTime()); }
-			if (tp_date.toString() == 'Invalid Date') { tp_date = undefined; }
-			this._setTime(inst, tp_date);
+		return tz;
+	};
+
+	/**
+	 * Get the number in minutes that represents a timezone string
+	 * @param  {string} tzString formatted like "+0500", "-1245", "Z"
+	 * @return {number} the offset minutes or the original string if it doesn't match expectations
+	 */
+	$.timepicker.timezoneOffsetNumber = function (tzString) {
+		var normalized = tzString.toString().replace(':', ''); // excuse any iso8601, end up with "+1245"
+
+		if (normalized.toUpperCase() === 'Z') { // if iso8601 with Z, its 0 minute offset
+			return 0;
+		}
+
+		if (!/^(\-|\+)\d{4}$/.test(normalized)) { // possibly a user defined tz, so just give it back
+			return tzString;
 		}
-	}
 
-};
-
-//#######################################################################################
-// override setDate() to allow setting time too within Date object
-//#######################################################################################
-$.datepicker._base_setDateDatepicker = $.datepicker._setDateDatepicker;
-$.datepicker._setDateDatepicker = function(target, date) {
-	var inst = this._getInst(target);
-    if (!inst) { return; }
-    
-	var tp_date = (date instanceof Date) ? new Date(date.getTime()) : date;
-
-	this._updateDatepicker(inst);
-	this._base_setDateDatepicker.apply(this, arguments);
-	this._setTimeDatepicker(target, tp_date, true);
-};
-
-//#######################################################################################
-// override getDate() to allow getting time too within Date object
-//#######################################################################################
-$.datepicker._base_getDateDatepicker = $.datepicker._getDateDatepicker;
-$.datepicker._getDateDatepicker = function(target, noDefault) {
-	var inst = this._getInst(target);
-    if (!inst) { return; }
-    
-    var tp_inst = this._get(inst, 'timepicker');
-
-	if (tp_inst) {
-		this._setDateFromField(inst, noDefault);
-		var date = this._getDate(inst);
-		if (date && tp_inst._parseTime($(target).val(), tp_inst.timeOnly)) { date.setHours(tp_inst.hour, tp_inst.minute, tp_inst.second, tp_inst.millisec); }
+		return ((normalized.substr(0, 1) === '-' ? -1 : 1) * // plus or minus
+					((parseInt(normalized.substr(1, 2), 10) * 60) + // hours (converted to minutes)
+					parseInt(normalized.substr(3, 2), 10))); // minutes
+	};
+
+	/**
+	 * No way to set timezone in js Date, so we must adjust the minutes to compensate. (think setDate, getDate)
+	 * @param  {Date} date
+	 * @param  {string} toTimezone formatted like "+0500", "-1245"
+	 * @return {Date}
+	 */
+	$.timepicker.timezoneAdjust = function (date, toTimezone) {
+		var toTz = $.timepicker.timezoneOffsetNumber(toTimezone);
+		if (!isNaN(toTz)) {
+			date.setMinutes(date.getMinutes() + -date.getTimezoneOffset() - toTz);
+		}
 		return date;
-	}
-	return this._base_getDateDatepicker(target, noDefault);
-};
-
-//#######################################################################################
-// override parseDate() because UI 1.8.14 throws an error about "Extra characters"
-// An option in datapicker to ignore extra format characters would be nicer.
-//#######################################################################################
-$.datepicker._base_parseDate = $.datepicker.parseDate;
-$.datepicker.parseDate = function(format, value, settings) {
-    var splitRes = splitDateTime(format, value, settings);
-	return $.datepicker._base_parseDate(format, splitRes[0], settings);
-};
-
-//#######################################################################################
-// override formatDate to set date with time to the input
-//#######################################################################################
-$.datepicker._base_formatDate = $.datepicker._formatDate;
-$.datepicker._formatDate = function(inst, day, month, year){
-	var tp_inst = this._get(inst, 'timepicker');
-	if(tp_inst) {
-		tp_inst._updateDateTime(inst);
-		return tp_inst.$input.val();
-	}
-	return this._base_formatDate(inst);
-};
-
-//#######################################################################################
-// override options setter to add time to maxDate(Time) and minDate(Time). MaxDate
-//#######################################################################################
-$.datepicker._base_optionDatepicker = $.datepicker._optionDatepicker;
-$.datepicker._optionDatepicker = function(target, name, value) {
-	var inst = this._getInst(target);
-    if (!inst) { return null; }
-    
-	var tp_inst = this._get(inst, 'timepicker');
-	if (tp_inst) {
-		var min = null, max = null, onselect = null;
-		if (typeof name == 'string') { // if min/max was set with the string
-			if (name === 'minDate' || name === 'minDateTime' ) {
-				min = value;
-            }
-			else {
-                if (name === 'maxDate' || name === 'maxDateTime') {
-                    max = value;
-                }
-                else {
-                    if (name === 'onSelect') {
-                        onselect = value;
-                    }
-                }
-            }
-		} else {
-            if (typeof name == 'object') { //if min/max was set with the JSON
-                if (name.minDate) {
-                    min = name.minDate;
-                } else {
-                    if (name.minDateTime) {
-                        min = name.minDateTime;
-                    } else {
-                        if (name.maxDate) {
-                            max = name.maxDate;
-                        } else {
-                            if (name.maxDateTime) {
-                                max = name.maxDateTime;
-                            }
-                        }
-                    }
-                }
-            }
-        }
-		if(min) { //if min was set
-			if (min === 0) {
-				min = new Date();
-            } else {
-				min = new Date(min);
-            }
+	};
 
-			tp_inst._defaults.minDate = min;
-			tp_inst._defaults.minDateTime = min;
-		} else if (max) { //if max was set
-			if(max===0) {
-				max=new Date();
-            } else {
-				max= new Date(max);
-            }
-			tp_inst._defaults.maxDate = max;
-			tp_inst._defaults.maxDateTime = max;
-		} else if (onselect) {
-			tp_inst._defaults.onSelect = onselect;
-        }
-	}
-	if (value === undefined) {
-		return this._base_optionDatepicker(target, name);
-    }
-	return this._base_optionDatepicker(target, name, value);
-};
-
-//#######################################################################################
-// 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;
-}
-
-//#######################################################################################
-// Splits datetime string into date ans time substrings.
-// Throws exception when date can't be parsed
-// If only date is present, time substring eill be '' 
-//#######################################################################################
-var splitDateTime = function(dateFormat, dateTimeString, dateSettings)
-{
-	try {
-		var date = $.datepicker._base_parseDate(dateFormat, dateTimeString, dateSettings);
-	} catch (err) {
-		if (err.indexOf(":") >= 0) {
-			// Hack!  The error message ends with a colon, a space, and
-			// the "extra" characters.  We rely on that instead of
-			// attempting to perfectly reproduce the parsing algorithm.
-            var dateStringLength = dateTimeString.length-(err.length-err.indexOf(':')-2);
-            var timeString = dateTimeString.substring(dateStringLength);
+	/**
+	 * Calls `timepicker()` on the `startTime` and `endTime` elements, and configures them to
+	 * enforce date range limits.
+	 * n.b. The input value must be correctly formatted (reformatting is not supported)
+	 * @param  {Element} startTime
+	 * @param  {Element} endTime
+	 * @param  {Object} options Options for the timepicker() call
+	 * @return {jQuery}
+	 */
+	$.timepicker.timeRange = function (startTime, endTime, options) {
+		return $.timepicker.handleRange('timepicker', startTime, endTime, options);
+	};
 
-            return [dateTimeString.substring(0, dateStringLength), dateTimeString.substring(dateStringLength)];
-            
-		} else {
-			throw err;
+	/**
+	 * Calls `datetimepicker` on the `startTime` and `endTime` elements, and configures them to
+	 * enforce date range limits.
+	 * @param  {Element} startTime
+	 * @param  {Element} endTime
+	 * @param  {Object} options Options for the `timepicker()` call. Also supports `reformat`,
+	 *   a boolean value that can be used to reformat the input values to the `dateFormat`.
+	 * @param  {string} method Can be used to specify the type of picker to be added
+	 * @return {jQuery}
+	 */
+	$.timepicker.datetimeRange = function (startTime, endTime, options) {
+		$.timepicker.handleRange('datetimepicker', startTime, endTime, options);
+	};
+
+	/**
+	 * Calls `datepicker` on the `startTime` and `endTime` elements, and configures them to
+	 * enforce date range limits.
+	 * @param  {Element} startTime
+	 * @param  {Element} endTime
+	 * @param  {Object} options Options for the `timepicker()` call. Also supports `reformat`,
+	 *   a boolean value that can be used to reformat the input values to the `dateFormat`.
+	 * @return {jQuery}
+	 */
+	$.timepicker.dateRange = function (startTime, endTime, options) {
+		$.timepicker.handleRange('datepicker', startTime, endTime, options);
+	};
+
+	/**
+	 * Calls `method` on the `startTime` and `endTime` elements, and configures them to
+	 * enforce date range limits.
+	 * @param  {string} method Can be used to specify the type of picker to be added
+	 * @param  {Element} startTime
+	 * @param  {Element} endTime
+	 * @param  {Object} options Options for the `timepicker()` call. Also supports `reformat`,
+	 *   a boolean value that can be used to reformat the input values to the `dateFormat`.
+	 * @return {jQuery}
+	 */
+	$.timepicker.handleRange = function (method, startTime, endTime, options) {
+		options = $.extend({}, {
+			minInterval: 0, // min allowed interval in milliseconds
+			maxInterval: 0, // max allowed interval in milliseconds
+			start: {},      // options for start picker
+			end: {}         // options for end picker
+		}, options);
+
+		function checkDates(changed, other) {
+			var startdt = startTime[method]('getDate'),
+				enddt = endTime[method]('getDate'),
+				changeddt = changed[method]('getDate');
+
+			if (startdt !== null) {
+				var minDate = new Date(startdt.getTime()),
+					maxDate = new Date(startdt.getTime());
+
+				minDate.setMilliseconds(minDate.getMilliseconds() + options.minInterval);
+				maxDate.setMilliseconds(maxDate.getMilliseconds() + options.maxInterval);
+
+				if (options.minInterval > 0 && minDate > enddt) { // minInterval check
+					endTime[method]('setDate', minDate);
+				}
+				else if (options.maxInterval > 0 && maxDate < enddt) { // max interval check
+					endTime[method]('setDate', maxDate);
+				}
+				else if (startdt > enddt) {
+					other[method]('setDate', changeddt);
+				}
+			}
 		}
-	}
-	return [dateTimeString, ''];
-};
-
-//#######################################################################################
-// Internal function to parse datetime interval
-// Returns: {date: Date, timeObj: Object}, where
-//   date - parsed date without time (type Date)
-//   timeObj = {hour: , minute: , second: , millisec: } - parsed time. Optional
-//#######################################################################################
-var parseDateTimeInternal = function(dateFormat, timeFormat, dateTimeString, dateSettings, timeSettings)
-{
-    var date;
-    var splitRes = splitDateTime(dateFormat, dateTimeString, dateSettings);
-	date = $.datepicker._base_parseDate(dateFormat, splitRes[0], dateSettings);
-    if (splitRes[1] !== '')
-    {
-        var timeString = splitRes[1];
-        var separator = timeSettings && timeSettings.separator ? timeSettings.separator : $.timepicker._defaults.separator;            
-        if ( timeString.indexOf(separator) !== 0) {
-            throw 'Missing time separator';
-        }
-        timeString = timeString.substring(separator.length);
-        var parsedTime = $.datepicker.parseTime(timeFormat, timeString, timeSettings);
-        if (parsedTime === null) {
-            throw 'Wrong time format';
-        }
-        return {date: date, timeObj: parsedTime};
-    } else {
-        return {date: date};
-    }
-};
-
-//#######################################################################################
-// Internal function to set timezone_select to the local timezone
-//#######################################################################################
-var selectLocalTimeZone = function(tp_inst, date)
-{
-	if (tp_inst && tp_inst.timezone_select) {
-		tp_inst._defaults.useLocalTimezone = true;
-		var now = typeof date !== 'undefined' ? date : new Date();
-		var tzoffset = timeZoneString(now);
-		if (tp_inst._defaults.timezoneIso8601) {
-			tzoffset = tzoffset.substring(0, 3) + ':' + tzoffset.substring(3);
-        }
-		tp_inst.timezone_select.val(tzoffset);
-	}
-};
 
-// Input: Date Object
-// Output: String with timezone offset, e.g. '+0100'
-var timeZoneString = function(date)
-{
-	var off = date.getTimezoneOffset() * -10100 / 60;
-	var timezone = (off >= 0 ? '+' : '-') + Math.abs(off).toString().substr(1);
-	return timezone;
-};
+		function selected(changed, other, option) {
+			if (!changed.val()) {
+				return;
+			}
+			var date = changed[method].call(changed, 'getDate');
+			if (date !== null && options.minInterval > 0) {
+				if (option === 'minDate') {
+					date.setMilliseconds(date.getMilliseconds() + options.minInterval);
+				}
+				if (option === 'maxDate') {
+					date.setMilliseconds(date.getMilliseconds() - options.minInterval);
+				}
+			}
+			if (date.getTime) {
+				other[method].call(other, 'option', option, date);
+			}
+		}
+
+		$.fn[method].call(startTime, $.extend({
+			onClose: function (dateText, inst) {
+				checkDates($(this), endTime);
+			},
+			onSelect: function (selectedDateTime) {
+				selected($(this), endTime, 'minDate');
+			}
+		}, options, options.start));
+		$.fn[method].call(endTime, $.extend({
+			onClose: function (dateText, inst) {
+				checkDates($(this), startTime);
+			},
+			onSelect: function (selectedDateTime) {
+				selected($(this), startTime, 'maxDate');
+			}
+		}, options, options.end));
+
+		checkDates(startTime, endTime);
+		selected(startTime, endTime, 'minDate');
+		selected(endTime, startTime, 'maxDate');
+		return $([startTime.get(0), endTime.get(0)]);
+	};
+
+	/**
+	 * Log error or data to the console during error or debugging
+	 * @param  {Object} err pass any type object to log to the console during error or debugging
+	 * @return {void}
+	 */
+	$.timepicker.log = function (err) {
+		if (window.console) {
+			window.console.log(err);
+		}
+	};
+
+	/*
+	 * Add util object to allow access to private methods for testability.
+	 */
+	$.timepicker._util = {
+		_extendRemove: extendRemove,
+		_isEmptyObject: isEmptyObject,
+		_convert24to12: convert24to12,
+		_detectSupport: detectSupport,
+		_selectLocalTimezone: selectLocalTimezone,
+		_computeEffectiveSetting: computeEffectiveSetting,
+		_splitDateTime: splitDateTime,
+		_parseDateTimeInternal: parseDateTimeInternal
+	};
+
+	/*
+	* Microsecond support
+	*/
+	if (!Date.prototype.getMicroseconds) {
+		Date.prototype.microseconds = 0;
+		Date.prototype.getMicroseconds = function () { return this.microseconds; };
+		Date.prototype.setMicroseconds = function (m) {
+			this.setMilliseconds(this.getMilliseconds() + Math.floor(m / 1000));
+			this.microseconds = m % 1000;
+			return this;
+		};
+	}
 
-$.timepicker = new Timepicker(); // singleton instance
-$.timepicker.version = "1.0.1";
+	/*
+	* Keep up with the version
+	*/
+	$.timepicker.version = "1.4.3";
 
-})(jQuery);
+})(jQuery);
\ No newline at end of file