jquery-ui-timepicker-addon.js

				if (tp_inst) {
					if (tp_inst._defaults.timeOnly && (inst.input.val() !== inst.lastVal)) {
						try {
							$.datepicker._updateDatepicker(inst);
						} catch (err) {
							$.timepicker.log(err);
						}
					}
				}
			}
		},

		/*
		* 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 ui-state-default ui-corner-all" 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();

					$(sel).appendTo(obj).change(function (e) {
						tp_inst._onTimeChange();
						tp_inst._onSelectHandler();
						tp_inst._afterInject();
					});

					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>=0 ? 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

	});

	$.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
				});
			}

			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'  || (o === 'option' && tmp_args.length === 2 && typeof (tmp_args[1]) === 'string')) {
					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);
				});
			}
		}
	});

	/*
	* 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);
		}

		return parseRes.date;
	};

	/*
	* 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('|') + ')?';
			};

			// 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;
			};

			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(), $.map(o.amNames, function (x,i) { return x.toUpperCase(); })) !== -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]);
						}
					}
				}

				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;
			}
			return false;
		};// end strictParse

		// 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;
						}
					}
				}

				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];
		}

		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'),
			was_inline;

		if (tp_inst && inst.settings.showTimepicker) {
			tp_inst._limitMinMaxDateTime(inst, true);
			was_inline = inst.inline;
			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 = was_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;
					}
				}
				$(altField).val( inst.input.val() ? altFormattedDateTime : "");
			}
		}
		else {
			$.datepicker._base_updateAlternate(inst);
		}
	};

	/*
	* 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 (tp_inst) {
			if (tp_inst._defaults.timeOnly && (inst.input.val() !== inst.lastVal)) {
				try {
					$.datepicker._updateDatepicker(inst);
				} catch (err) {
					$.timepicker.log(err);
				}
			}
		}

		return $.datepicker._base_doKeyUp(event);
	};

	/*
	* override "Today" button to also grab the time and set it to input field.
	*/
	$.datepicker._base_gotoToday = $.datepicker._gotoToday;
	$.datepicker._gotoToday = function (id) {
		var inst = this._getInst($(id)[0]);
		this._base_gotoToday(id);
		var tp_inst = this._get(inst, 'timepicker');
		if (!tp_inst) {
		  return;
		}

		var tzoffset = $.timepicker.timezoneOffsetNumber(tp_inst.timezone);
		var now = new Date();
		now.setMinutes(now.getMinutes() + now.getTimezoneOffset() + parseInt(tzoffset, 10));
		this._setTime(inst, now);
		this._setDate(inst, now);
		tp_inst._onSelectHandler();
	};

	/*
	* 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) {
			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;
		}

		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);
		}
	};

	/*
	* 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
			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);
		}
	};

	/*
	* 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);
					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);
			}
		}

	};

	/*
	* 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);
		var date = _date;
		if (!inst) {
			return;
		}

		if (typeof(_date) === 'string') {
			date = new Date(_date);
			if (!date.getTime()) {
				this._base_setDateDatepicker.apply(this, arguments);
				date = $(target).datepicker('getDate');
			}
		}

		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, $.timepicker.timezoneOffsetString(-date.getTimezoneOffset()), tp_inst.timezone);
			tp_date = $.timepicker.timezoneAdjust(tp_date, $.timepicker.timezoneOffsetString(-tp_date.getTimezoneOffset()), tp_inst.timezone);
		}

		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) {
			// if it hasn't yet been defined, grab from field
			if (inst.lastVal === undefined) {
				this._setDateFromField(inst, noDefault);
			}

			var date = this._getDate(inst);

			var currDT = null;

			if (tp_inst.$altInput && tp_inst._defaults.altFieldTimeOnly) {
				currDT = tp_inst.$input.val() + ' ' + tp_inst.$altInput.val();
			}
			else if (tp_inst.$input.get(0).tagName !== 'INPUT' && tp_inst.$altInput) {
				/**
				 * in case the datetimepicker has been applied to a non-input tag for inline UI,
				 * and the user has not configured the plugin to display only time in altInput,
				 * pick current date time from the altInput (and hope for the best, for now, until "ER1" is applied)
				 *
				 * @todo ER1. Since altInput can have a totally difference format, convert it to standard format by reading input format from "altFormat" and "altTimeFormat" option values
				 */
				currDT = tp_inst.$altInput.val();
			}
			else {
				currDT = tp_inst.$input.val();
			}

			if (date && tp_inst._parseTime(currDT, !inst.settings.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, $.timepicker.timezoneOffsetString(-date.getTimezoneOffset()));
				}
			}
			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 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 {
				throw err;
			}
		}
		return date;
	};

	/*
	* 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),
			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,
				ret,
				oldVal,
				$target;
			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;
			}

			// Datepicker will override our date when we call _base_optionDatepicker when
			// calling minDate/maxDate, so we will first grab the value, call
			// _base_optionDatepicker, then set our value back.
			if(min || max){
				$target = $(target);
				oldVal = $target.datetimepicker('getDate');
				ret = this._base_optionDatepicker.call($.datepicker, target, name_clone || name, value);
				$target.datetimepicker('setDate', oldVal);
				return ret;
			}
		}
		if (value === undefined) {
			return this._base_optionDatepicker.call($.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;
			}
		}
		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;
	};

	/*
	* 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;

		if (hour === 0) {
			hour = 12;
		}

		return String(hour);
	};

	var computeEffectiveSetting = function (settings, property) {
		return settings && settings[property] ? settings[property] : $.timepicker._defaults[property];
	};

	/*
	* 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),