events: first test for full-javascript events calendar

1 files changed, 5224 insertions, 0 deletions

diff --git a/library/fullcalendar/fullcalendar.js b/library/fullcalendar/fullcalendar.js
new file mode 100644
index 000000000..779a313c7
--- /dev/null
+++ b/library/fullcalendar/fullcalendar.js
@@ -0,0 +1,5224 @@
+/**
+ * @preserve
+ * FullCalendar v1.5.3
+ * http://arshaw.com/fullcalendar/
+ *
+ * Use fullcalendar.css for basic styling.
+ * For event drag & drop, requires jQuery UI draggable.
+ * For event resizing, requires jQuery UI resizable.
+ *
+ * Copyright (c) 2011 Adam Shaw
+ * Dual licensed under the MIT and GPL licenses, located in
+ * MIT-LICENSE.txt and GPL-LICENSE.txt respectively.
+ *
+ * Date: Mon Feb 6 22:40:40 2012 -0800
+ *
+ */
+ 
+(function($, undefined) {
+
+
+var defaults = {
+
+	// display
+	defaultView: 'month',
+	aspectRatio: 1.35,
+	header: {
+		left: 'title',
+		center: '',
+		right: 'today prev,next'
+	},
+	weekends: true,
+	
+	// editing
+	//editable: false,
+	//disableDragging: false,
+	//disableResizing: false,
+	
+	allDayDefault: true,
+	ignoreTimezone: true,
+	
+	// event ajax
+	lazyFetching: true,
+	startParam: 'start',
+	endParam: 'end',
+	
+	// time formats
+	titleFormat: {
+		month: 'MMMM yyyy',
+		week: "MMM d[ yyyy]{ '—'[ MMM] d yyyy}",
+		day: 'dddd, MMM d, yyyy'
+	},
+	columnFormat: {
+		month: 'ddd',
+		week: 'ddd M/d',
+		day: 'dddd M/d'
+	},
+	timeFormat: { // for event elements
+		'': 'h(:mm)t' // default
+	},
+	
+	// locale
+	isRTL: false,
+	firstDay: 0,
+	monthNames: ['January','February','March','April','May','June','July','August','September','October','November','December'],
+	monthNamesShort: ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],
+	dayNames: ['Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday'],
+	dayNamesShort: ['Sun','Mon','Tue','Wed','Thu','Fri','Sat'],
+	buttonText: {
+		prev: ' ◄ ',
+		next: ' ► ',
+		prevYear: ' << ',
+		nextYear: ' >> ',
+		today: 'today',
+		month: 'month',
+		week: 'week',
+		day: 'day'
+	},
+	
+	// jquery-ui theming
+	theme: false,
+	buttonIcons: {
+		prev: 'circle-triangle-w',
+		next: 'circle-triangle-e'
+	},
+	
+	//selectable: false,
+	unselectAuto: true,
+	
+	dropAccept: '*'
+	
+};
+
+// right-to-left defaults
+var rtlDefaults = {
+	header: {
+		left: 'next,prev today',
+		center: '',
+		right: 'title'
+	},
+	buttonText: {
+		prev: ' ► ',
+		next: ' ◄ ',
+		prevYear: ' >> ',
+		nextYear: ' << '
+	},
+	buttonIcons: {
+		prev: 'circle-triangle-e',
+		next: 'circle-triangle-w'
+	}
+};
+
+
+
+var fc = $.fullCalendar = { version: "1.5.3" };
+var fcViews = fc.views = {};
+
+
+$.fn.fullCalendar = function(options) {
+
+
+	// method calling
+	if (typeof options == 'string') {
+		var args = Array.prototype.slice.call(arguments, 1);
+		var res;
+		this.each(function() {
+			var calendar = $.data(this, 'fullCalendar');
+			if (calendar && $.isFunction(calendar[options])) {
+				var r = calendar[options].apply(calendar, args);
+				if (res === undefined) {
+					res = r;
+				}
+				if (options == 'destroy') {
+					$.removeData(this, 'fullCalendar');
+				}
+			}
+		});
+		if (res !== undefined) {
+			return res;
+		}
+		return this;
+	}
+	
+	
+	// would like to have this logic in EventManager, but needs to happen before options are recursively extended
+	var eventSources = options.eventSources || [];
+	delete options.eventSources;
+	if (options.events) {
+		eventSources.push(options.events);
+		delete options.events;
+	}
+	
+
+	options = $.extend(true, {},
+		defaults,
+		(options.isRTL || options.isRTL===undefined && defaults.isRTL) ? rtlDefaults : {},
+		options
+	);
+	
+	
+	this.each(function(i, _element) {
+		var element = $(_element);
+		var calendar = new Calendar(element, options, eventSources);
+		element.data('fullCalendar', calendar); // TODO: look into memory leak implications
+		calendar.render();
+	});
+	
+	
+	return this;
+	
+};
+
+
+// function for adding/overriding defaults
+function setDefaults(d) {
+	$.extend(true, defaults, d);
+}
+
+
+
+ 
+function Calendar(element, options, eventSources) {
+	var t = this;
+	
+	
+	// exports
+	t.options = options;
+	t.render = render;
+	t.destroy = destroy;
+	t.refetchEvents = refetchEvents;
+	t.reportEvents = reportEvents;
+	t.reportEventChange = reportEventChange;
+	t.rerenderEvents = rerenderEvents;
+	t.changeView = changeView;
+	t.select = select;
+	t.unselect = unselect;
+	t.prev = prev;
+	t.next = next;
+	t.prevYear = prevYear;
+	t.nextYear = nextYear;
+	t.today = today;
+	t.gotoDate = gotoDate;
+	t.incrementDate = incrementDate;
+	t.formatDate = function(format, date) { return formatDate(format, date, options) };
+	t.formatDates = function(format, date1, date2) { return formatDates(format, date1, date2, options) };
+	t.getDate = getDate;
+	t.getView = getView;
+	t.option = option;
+	t.trigger = trigger;
+	
+	
+	// imports
+	EventManager.call(t, options, eventSources);
+	var isFetchNeeded = t.isFetchNeeded;
+	var fetchEvents = t.fetchEvents;
+	
+	
+	// locals
+	var _element = element[0];
+	var header;
+	var headerElement;
+	var content;
+	var tm; // for making theme classes
+	var currentView;
+	var viewInstances = {};
+	var elementOuterWidth;
+	var suggestedViewHeight;
+	var absoluteViewElement;
+	var resizeUID = 0;
+	var ignoreWindowResize = 0;
+	var date = new Date();
+	var events = [];
+	var _dragElement;
+	
+	
+	
+	/* Main Rendering
+	-----------------------------------------------------------------------------*/
+	
+	
+	setYMD(date, options.year, options.month, options.date);
+	
+	
+	function render(inc) {
+		if (!content) {
+			initialRender();
+		}else{
+			calcSize();
+			markSizesDirty();
+			markEventsDirty();
+			renderView(inc);
+		}
+	}
+	
+	
+	function initialRender() {
+		tm = options.theme ? 'ui' : 'fc';
+		element.addClass('fc');
+		if (options.isRTL) {
+			element.addClass('fc-rtl');
+		}
+		if (options.theme) {
+			element.addClass('ui-widget');
+		}
+		content = $("<div class='fc-content' style='position:relative'/>")
+			.prependTo(element);
+		header = new Header(t, options);
+		headerElement = header.render();
+		if (headerElement) {
+			element.prepend(headerElement);
+		}
+		changeView(options.defaultView);
+		$(window).resize(windowResize);
+		// needed for IE in a 0x0 iframe, b/c when it is resized, never triggers a windowResize
+		if (!bodyVisible()) {
+			lateRender();
+		}
+	}
+	
+	
+	// called when we know the calendar couldn't be rendered when it was initialized,
+	// but we think it's ready now
+	function lateRender() {
+		setTimeout(function() { // IE7 needs this so dimensions are calculated correctly
+			if (!currentView.start && bodyVisible()) { // !currentView.start makes sure this never happens more than once
+				renderView();
+			}
+		},0);
+	}
+	
+	
+	function destroy() {
+		$(window).unbind('resize', windowResize);
+		header.destroy();
+		content.remove();
+		element.removeClass('fc fc-rtl ui-widget');
+	}
+	
+	
+	
+	function elementVisible() {
+		return _element.offsetWidth !== 0;
+	}
+	
+	
+	function bodyVisible() {
+		return $('body')[0].offsetWidth !== 0;
+	}
+	
+	
+	
+	/* View Rendering
+	-----------------------------------------------------------------------------*/
+	
+	// TODO: improve view switching (still weird transition in IE, and FF has whiteout problem)
+	
+	function changeView(newViewName) {
+		if (!currentView || newViewName != currentView.name) {
+			ignoreWindowResize++; // because setMinHeight might change the height before render (and subsequently setSize) is reached
+
+			unselect();
+			
+			var oldView = currentView;
+			var newViewElement;
+				
+			if (oldView) {
+				(oldView.beforeHide || noop)(); // called before changing min-height. if called after, scroll state is reset (in Opera)
+				setMinHeight(content, content.height());
+				oldView.element.hide();
+			}else{
+				setMinHeight(content, 1); // needs to be 1 (not 0) for IE7, or else view dimensions miscalculated
+			}
+			content.css('overflow', 'hidden');
+			
+			currentView = viewInstances[newViewName];
+			if (currentView) {
+				currentView.element.show();
+			}else{
+				currentView = viewInstances[newViewName] = new fcViews[newViewName](
+					newViewElement = absoluteViewElement =
+						$("<div class='fc-view fc-view-" + newViewName + "' style='position:absolute'/>")
+							.appendTo(content),
+					t // the calendar object
+				);
+			}
+			
+			if (oldView) {
+				header.deactivateButton(oldView.name);
+			}
+			header.activateButton(newViewName);
+			
+			renderView(); // after height has been set, will make absoluteViewElement's position=relative, then set to null
+			
+			content.css('overflow', '');
+			if (oldView) {
+				setMinHeight(content, 1);
+			}
+			
+			if (!newViewElement) {
+				(currentView.afterShow || noop)(); // called after setting min-height/overflow, so in final scroll state (for Opera)
+			}
+			
+			ignoreWindowResize--;
+		}
+	}
+	
+	
+	
+	function renderView(inc) {
+		if (elementVisible()) {
+			ignoreWindowResize++; // because renderEvents might temporarily change the height before setSize is reached
+
+			unselect();
+			
+			if (suggestedViewHeight === undefined) {
+				calcSize();
+			}
+			
+			var forceEventRender = false;
+			if (!currentView.start || inc || date < currentView.start || date >= currentView.end) {
+				// view must render an entire new date range (and refetch/render events)
+				currentView.render(date, inc || 0); // responsible for clearing events
+				setSize(true);
+				forceEventRender = true;
+			}
+			else if (currentView.sizeDirty) {
+				// view must resize (and rerender events)
+				currentView.clearEvents();
+				setSize();
+				forceEventRender = true;
+			}
+			else if (currentView.eventsDirty) {
+				currentView.clearEvents();
+				forceEventRender = true;
+			}
+			currentView.sizeDirty = false;
+			currentView.eventsDirty = false;
+			updateEvents(forceEventRender);
+			
+			elementOuterWidth = element.outerWidth();
+			
+			header.updateTitle(currentView.title);
+			var today = new Date();
+			if (today >= currentView.start && today < currentView.end) {
+				header.disableButton('today');
+			}else{
+				header.enableButton('today');
+			}
+			
+			ignoreWindowResize--;
+			currentView.trigger('viewDisplay', _element);
+		}
+	}
+	
+	
+	
+	/* Resizing
+	-----------------------------------------------------------------------------*/
+	
+	
+	function updateSize() {
+		markSizesDirty();
+		if (elementVisible()) {
+			calcSize();
+			setSize();
+			unselect();
+			currentView.clearEvents();
+			currentView.renderEvents(events);
+			currentView.sizeDirty = false;
+		}
+	}
+	
+	
+	function markSizesDirty() {
+		$.each(viewInstances, function(i, inst) {
+			inst.sizeDirty = true;
+		});
+	}
+	
+	
+	function calcSize() {
+		if (options.contentHeight) {
+			suggestedViewHeight = options.contentHeight;
+		}
+		else if (options.height) {
+			suggestedViewHeight = options.height - (headerElement ? headerElement.height() : 0) - vsides(content);
+		}
+		else {
+			suggestedViewHeight = Math.round(content.width() / Math.max(options.aspectRatio, .5));
+		}
+	}
+	
+	
+	function setSize(dateChanged) { // todo: dateChanged?
+		ignoreWindowResize++;
+		currentView.setHeight(suggestedViewHeight, dateChanged);
+		if (absoluteViewElement) {
+			absoluteViewElement.css('position', 'relative');
+			absoluteViewElement = null;
+		}
+		currentView.setWidth(content.width(), dateChanged);
+		ignoreWindowResize--;
+	}
+	
+	
+	function windowResize() {
+		if (!ignoreWindowResize) {
+			if (currentView.start) { // view has already been rendered
+				var uid = ++resizeUID;
+				setTimeout(function() { // add a delay
+					if (uid == resizeUID && !ignoreWindowResize && elementVisible()) {
+						if (elementOuterWidth != (elementOuterWidth = element.outerWidth())) {
+							ignoreWindowResize++; // in case the windowResize callback changes the height
+							updateSize();
+							currentView.trigger('windowResize', _element);
+							ignoreWindowResize--;
+						}
+					}
+				}, 200);
+			}else{
+				// calendar must have been initialized in a 0x0 iframe that has just been resized
+				lateRender();
+			}
+		}
+	}
+	
+	
+	
+	/* Event Fetching/Rendering
+	-----------------------------------------------------------------------------*/
+	
+	
+	// fetches events if necessary, rerenders events if necessary (or if forced)
+	function updateEvents(forceRender) {
+		if (!options.lazyFetching || isFetchNeeded(currentView.visStart, currentView.visEnd)) {
+			refetchEvents();
+		}
+		else if (forceRender) {
+			rerenderEvents();
+		}
+	}
+	
+	
+	function refetchEvents() {
+		fetchEvents(currentView.visStart, currentView.visEnd); // will call reportEvents
+	}
+	
+	
+	// called when event data arrives
+	function reportEvents(_events) {
+		events = _events;
+		rerenderEvents();
+	}
+	
+	
+	// called when a single event's data has been changed
+	function reportEventChange(eventID) {
+		rerenderEvents(eventID);
+	}
+	
+	
+	// attempts to rerenderEvents
+	function rerenderEvents(modifiedEventID) {
+		markEventsDirty();
+		if (elementVisible()) {
+			currentView.clearEvents();
+			currentView.renderEvents(events, modifiedEventID);
+			currentView.eventsDirty = false;
+		}
+	}
+	
+	
+	function markEventsDirty() {
+		$.each(viewInstances, function(i, inst) {
+			inst.eventsDirty = true;
+		});
+	}
+	
+
+
+	/* Selection
+	-----------------------------------------------------------------------------*/
+	
+
+	function select(start, end, allDay) {
+		currentView.select(start, end, allDay===undefined ? true : allDay);
+	}
+	
+
+	function unselect() { // safe to be called before renderView
+		if (currentView) {
+			currentView.unselect();
+		}
+	}
+	
+	
+	
+	/* Date
+	-----------------------------------------------------------------------------*/
+	
+	
+	function prev() {
+		renderView(-1);
+	}
+	
+	
+	function next() {
+		renderView(1);
+	}
+	
+	
+	function prevYear() {
+		addYears(date, -1);
+		renderView();
+	}
+	
+	
+	function nextYear() {
+		addYears(date, 1);
+		renderView();
+	}
+	
+	
+	function today() {
+		date = new Date();
+		renderView();
+	}
+	
+	
+	function gotoDate(year, month, dateOfMonth) {
+		if (year instanceof Date) {
+			date = cloneDate(year); // provided 1 argument, a Date
+		}else{
+			setYMD(date, year, month, dateOfMonth);
+		}
+		renderView();
+	}
+	
+	
+	function incrementDate(years, months, days) {
+		if (years !== undefined) {
+			addYears(date, years);
+		}
+		if (months !== undefined) {
+			addMonths(date, months);
+		}
+		if (days !== undefined) {
+			addDays(date, days);
+		}
+		renderView();
+	}
+	
+	
+	function getDate() {
+		return cloneDate(date);
+	}
+	
+	
+	
+	/* Misc
+	-----------------------------------------------------------------------------*/
+	
+	
+	function getView() {
+		return currentView;
+	}
+	
+	
+	function option(name, value) {
+		if (value === undefined) {
+			return options[name];
+		}
+		if (name == 'height' || name == 'contentHeight' || name == 'aspectRatio') {
+			options[name] = value;
+			updateSize();
+		}
+	}
+	
+	
+	function trigger(name, thisObj) {
+		if (options[name]) {
+			return options[name].apply(
+				thisObj || _element,
+				Array.prototype.slice.call(arguments, 2)
+			);
+		}
+	}
+	
+	
+	
+	/* External Dragging
+	------------------------------------------------------------------------*/
+	
+	if (options.droppable) {
+		$(document)
+			.bind('dragstart', function(ev, ui) {
+				var _e = ev.target;
+				var e = $(_e);
+				if (!e.parents('.fc').length) { // not already inside a calendar
+					var accept = options.dropAccept;
+					if ($.isFunction(accept) ? accept.call(_e, e) : e.is(accept)) {
+						_dragElement = _e;
+						currentView.dragStart(_dragElement, ev, ui);
+					}
+				}
+			})
+			.bind('dragstop', function(ev, ui) {
+				if (_dragElement) {
+					currentView.dragStop(_dragElement, ev, ui);
+					_dragElement = null;
+				}
+			});
+	}
+	
+
+}
+
+function Header(calendar, options) {
+	var t = this;
+	
+	
+	// exports
+	t.render = render;
+	t.destroy = destroy;
+	t.updateTitle = updateTitle;
+	t.activateButton = activateButton;
+	t.deactivateButton = deactivateButton;
+	t.disableButton = disableButton;
+	t.enableButton = enableButton;
+	
+	
+	// locals
+	var element = $([]);
+	var tm;
+	
+
+
+	function render() {
+		tm = options.theme ? 'ui' : 'fc';
+		var sections = options.header;
+		if (sections) {
+			element = $("<table class='fc-header' style='width:100%'/>")
+				.append(
+					$("<tr/>")
+						.append(renderSection('left'))
+						.append(renderSection('center'))
+						.append(renderSection('right'))
+				);
+			return element;
+		}
+	}
+	
+	
+	function destroy() {
+		element.remove();
+	}
+	
+	
+	function renderSection(position) {
+		var e = $("<td class='fc-header-" + position + "'/>");
+		var buttonStr = options.header[position];
+		if (buttonStr) {
+			$.each(buttonStr.split(' '), function(i) {
+				if (i > 0) {
+					e.append("<span class='fc-header-space'/>");
+				}
+				var prevButton;
+				$.each(this.split(','), function(j, buttonName) {
+					if (buttonName == 'title') {
+						e.append("<span class='fc-header-title'><h2>&nbsp;</h2></span>");
+						if (prevButton) {
+							prevButton.addClass(tm + '-corner-right');
+						}
+						prevButton = null;
+					}else{
+						var buttonClick;
+						if (calendar[buttonName]) {
+							buttonClick = calendar[buttonName]; // calendar method
+						}
+						else if (fcViews[buttonName]) {
+							buttonClick = function() {
+								button.removeClass(tm + '-state-hover'); // forget why
+								calendar.changeView(buttonName);
+							};
+						}
+						if (buttonClick) {
+							var icon = options.theme ? smartProperty(options.buttonIcons, buttonName) : null; // why are we using smartProperty here?
+							var text = smartProperty(options.buttonText, buttonName); // why are we using smartProperty here?
+							var button = $(
+								"<span class='fc-button fc-button-" + buttonName + " " + tm + "-state-default'>" +
+									"<span class='fc-button-inner'>" +
+										"<span class='fc-button-content'>" +
+											(icon ?
+												"<span class='fc-icon-wrap'>" +
+													"<span class='ui-icon ui-icon-" + icon + "'/>" +
+												"</span>" :
+												text
+												) +
+										"</span>" +
+										"<span class='fc-button-effect'><span></span></span>" +
+									"</span>" +
+								"</span>"
+							);
+							if (button) {
+								button
+									.click(function() {
+										if (!button.hasClass(tm + '-state-disabled')) {
+											buttonClick();
+										}
+									})
+									.mousedown(function() {
+										button
+											.not('.' + tm + '-state-active')
+											.not('.' + tm + '-state-disabled')
+											.addClass(tm + '-state-down');
+									})
+									.mouseup(function() {
+										button.removeClass(tm + '-state-down');
+									})
+									.hover(
+										function() {
+											button
+												.not('.' + tm + '-state-active')
+												.not('.' + tm + '-state-disabled')
+												.addClass(tm + '-state-hover');
+										},
+										function() {
+											button
+												.removeClass(tm + '-state-hover')
+												.removeClass(tm + '-state-down');
+										}
+									)
+									.appendTo(e);
+								if (!prevButton) {
+									button.addClass(tm + '-corner-left');
+								}
+								prevButton = button;
+							}
+						}
+					}
+				});
+				if (prevButton) {
+					prevButton.addClass(tm + '-corner-right');
+				}
+			});
+		}
+		return e;
+	}
+	
+	
+	function updateTitle(html) {
+		element.find('h2')
+			.html(html);
+	}
+	
+	
+	function activateButton(buttonName) {
+		element.find('span.fc-button-' + buttonName)
+			.addClass(tm + '-state-active');
+	}
+	
+	
+	function deactivateButton(buttonName) {
+		element.find('span.fc-button-' + buttonName)
+			.removeClass(tm + '-state-active');
+	}
+	
+	
+	function disableButton(buttonName) {
+		element.find('span.fc-button-' + buttonName)
+			.addClass(tm + '-state-disabled');
+	}
+	
+	
+	function enableButton(buttonName) {
+		element.find('span.fc-button-' + buttonName)
+			.removeClass(tm + '-state-disabled');
+	}
+
+
+}
+
+fc.sourceNormalizers = [];
+fc.sourceFetchers = [];
+
+var ajaxDefaults = {
+	dataType: 'json',
+	cache: false
+};
+
+var eventGUID = 1;
+
+
+function EventManager(options, _sources) {
+	var t = this;
+	
+	
+	// exports
+	t.isFetchNeeded = isFetchNeeded;
+	t.fetchEvents = fetchEvents;
+	t.addEventSource = addEventSource;
+	t.removeEventSource = removeEventSource;
+	t.updateEvent = updateEvent;
+	t.renderEvent = renderEvent;
+	t.removeEvents = removeEvents;
+	t.clientEvents = clientEvents;
+	t.normalizeEvent = normalizeEvent;
+	
+	
+	// imports
+	var trigger = t.trigger;
+	var getView = t.getView;
+	var reportEvents = t.reportEvents;
+	
+	
+	// locals
+	var stickySource = { events: [] };
+	var sources = [ stickySource ];
+	var rangeStart, rangeEnd;
+	var currentFetchID = 0;
+	var pendingSourceCnt = 0;
+	var loadingLevel = 0;
+	var cache = [];
+	
+	
+	for (var i=0; i<_sources.length; i++) {
+		_addEventSource(_sources[i]);
+	}
+	
+	
+	
+	/* Fetching
+	-----------------------------------------------------------------------------*/
+	
+	
+	function isFetchNeeded(start, end) {
+		return !rangeStart || start < rangeStart || end > rangeEnd;
+	}
+	
+	
+	function fetchEvents(start, end) {
+		rangeStart = start;
+		rangeEnd = end;
+		cache = [];
+		var fetchID = ++currentFetchID;
+		var len = sources.length;
+		pendingSourceCnt = len;
+		for (var i=0; i<len; i++) {
+			fetchEventSource(sources[i], fetchID);
+		}
+	}
+	
+	
+	function fetchEventSource(source, fetchID) {
+		_fetchEventSource(source, function(events) {
+			if (fetchID == currentFetchID) {
+				if (events) {
+					for (var i=0; i<events.length; i++) {
+						events[i].source = source;
+						normalizeEvent(events[i]);
+					}
+					cache = cache.concat(events);
+				}
+				pendingSourceCnt--;
+				if (!pendingSourceCnt) {
+					reportEvents(cache);
+				}
+			}
+		});
+	}
+	
+	
+	function _fetchEventSource(source, callback) {
+		var i;
+		var fetchers = fc.sourceFetchers;
+		var res;
+		for (i=0; i<fetchers.length; i++) {
+			res = fetchers[i](source, rangeStart, rangeEnd, callback);
+			if (res === true) {
+				// the fetcher is in charge. made its own async request
+				return;
+			}
+			else if (typeof res == 'object') {
+				// the fetcher returned a new source. process it
+				_fetchEventSource(res, callback);
+				return;
+			}
+		}
+		var events = source.events;
+		if (events) {
+			if ($.isFunction(events)) {
+				pushLoading();
+				events(cloneDate(rangeStart), cloneDate(rangeEnd), function(events) {
+					callback(events);
+					popLoading();
+				});
+			}
+			else if ($.isArray(events)) {
+				callback(events);
+			}
+			else {
+				callback();
+			}
+		}else{
+			var url = source.url;
+			if (url) {
+				var success = source.success;
+				var error = source.error;
+				var complete = source.complete;
+				var data = $.extend({}, source.data || {});
+				var startParam = firstDefined(source.startParam, options.startParam);
+				var endParam = firstDefined(source.endParam, options.endParam);
+				if (startParam) {
+					data[startParam] = Math.round(+rangeStart / 1000);
+				}
+				if (endParam) {
+					data[endParam] = Math.round(+rangeEnd / 1000);
+				}
+				pushLoading();
+				$.ajax($.extend({}, ajaxDefaults, source, {
+					data: data,
+					success: function(events) {
+						events = events || [];
+						var res = applyAll(success, this, arguments);
+						if ($.isArray(res)) {
+							events = res;
+						}
+						callback(events);
+					},
+					error: function() {
+						applyAll(error, this, arguments);
+						callback();
+					},
+					complete: function() {
+						applyAll(complete, this, arguments);
+						popLoading();
+					}
+				}));
+			}else{
+				callback();
+			}
+		}
+	}
+	
+	
+	
+	/* Sources
+	-----------------------------------------------------------------------------*/
+	
+
+	function addEventSource(source) {
+		source = _addEventSource(source);
+		if (source) {
+			pendingSourceCnt++;
+			fetchEventSource(source, currentFetchID); // will eventually call reportEvents
+		}
+	}
+	
+	
+	function _addEventSource(source) {
+		if ($.isFunction(source) || $.isArray(source)) {
+			source = { events: source };
+		}
+		else if (typeof source == 'string') {
+			source = { url: source };
+		}
+		if (typeof source == 'object') {
+			normalizeSource(source);
+			sources.push(source);
+			return source;
+		}
+	}
+	
+
+	function removeEventSource(source) {
+		sources = $.grep(sources, function(src) {
+			return !isSourcesEqual(src, source);
+		});
+		// remove all client events from that source
+		cache = $.grep(cache, function(e) {
+			return !isSourcesEqual(e.source, source);
+		});
+		reportEvents(cache);
+	}
+	
+	
+	
+	/* Manipulation
+	-----------------------------------------------------------------------------*/
+	
+	
+	function updateEvent(event) { // update an existing event
+		var i, len = cache.length, e,
+			defaultEventEnd = getView().defaultEventEnd, // getView???
+			startDelta = event.start - event._start,
+			endDelta = event.end ?
+				(event.end - (event._end || defaultEventEnd(event))) // event._end would be null if event.end
+				: 0;                                                      // was null and event was just resized
+		for (i=0; i<len; i++) {
+			e = cache[i];
+			if (e._id == event._id && e != event) {
+				e.start = new Date(+e.start + startDelta);
+				if (event.end) {
+					if (e.end) {
+						e.end = new Date(+e.end + endDelta);
+					}else{
+						e.end = new Date(+defaultEventEnd(e) + endDelta);
+					}
+				}else{
+					e.end = null;
+				}
+				e.title = event.title;
+				e.url = event.url;
+				e.allDay = event.allDay;
+				e.className = event.className;
+				e.editable = event.editable;
+				e.color = event.color;
+				e.backgroudColor = event.backgroudColor;
+				e.borderColor = event.borderColor;
+				e.textColor = event.textColor;
+				normalizeEvent(e);
+			}
+		}
+		normalizeEvent(event);
+		reportEvents(cache);
+	}
+	
+	
+	function renderEvent(event, stick) {
+		normalizeEvent(event);
+		if (!event.source) {
+			if (stick) {
+				stickySource.events.push(event);
+				event.source = stickySource;
+			}
+			cache.push(event);
+		}
+		reportEvents(cache);
+	}
+	
+	
+	function removeEvents(filter) {
+		if (!filter) { // remove all
+			cache = [];
+			// clear all array sources
+			for (var i=0; i<sources.length; i++) {
+				if ($.isArray(sources[i].events)) {
+					sources[i].events = [];
+				}
+			}
+		}else{
+			if (!$.isFunction(filter)) { // an event ID
+				var id = filter + '';
+				filter = function(e) {
+					return e._id == id;
+				};
+			}
+			cache = $.grep(cache, filter, true);
+			// remove events from array sources
+			for (var i=0; i<sources.length; i++) {
+				if ($.isArray(sources[i].events)) {
+					sources[i].events = $.grep(sources[i].events, filter, true);
+				}
+			}
+		}
+		reportEvents(cache);
+	}
+	
+	
+	function clientEvents(filter) {
+		if ($.isFunction(filter)) {
+			return $.grep(cache, filter);
+		}
+		else if (filter) { // an event ID
+			filter += '';
+			return $.grep(cache, function(e) {
+				return e._id == filter;
+			});
+		}
+		return cache; // else, return all
+	}
+	
+	
+	
+	/* Loading State
+	-----------------------------------------------------------------------------*/
+	
+	
+	function pushLoading() {
+		if (!loadingLevel++) {
+			trigger('loading', null, true);
+		}
+	}
+	
+	
+	function popLoading() {
+		if (!--loadingLevel) {
+			trigger('loading', null, false);
+		}
+	}
+	
+	
+	
+	/* Event Normalization
+	-----------------------------------------------------------------------------*/
+	
+	
+	function normalizeEvent(event) {
+		var source = event.source || {};
+		var ignoreTimezone = firstDefined(source.ignoreTimezone, options.ignoreTimezone);
+		event._id = event._id || (event.id === undefined ? '_fc' + eventGUID++ : event.id + '');
+		if (event.date) {
+			if (!event.start) {
+				event.start = event.date;
+			}
+			delete event.date;
+		}
+		event._start = cloneDate(event.start = parseDate(event.start, ignoreTimezone));
+		event.end = parseDate(event.end, ignoreTimezone);
+		if (event.end && event.end <= event.start) {
+			event.end = null;
+		}
+		event._end = event.end ? cloneDate(event.end) : null;
+		if (event.allDay === undefined) {
+			event.allDay = firstDefined(source.allDayDefault, options.allDayDefault);
+		}
+		if (event.className) {
+			if (typeof event.className == 'string') {
+				event.className = event.className.split(/\s+/);
+			}
+		}else{
+			event.className = [];
+		}
+		// TODO: if there is no start date, return false to indicate an invalid event
+	}
+	
+	
+	
+	/* Utils
+	------------------------------------------------------------------------------*/
+	
+	
+	function normalizeSource(source) {
+		if (source.className) {
+			// TODO: repeat code, same code for event classNames
+			if (typeof source.className == 'string') {
+				source.className = source.className.split(/\s+/);
+			}
+		}else{
+			source.className = [];
+		}
+		var normalizers = fc.sourceNormalizers;
+		for (var i=0; i<normalizers.length; i++) {
+			normalizers[i](source);
+		}
+	}
+	
+	
+	function isSourcesEqual(source1, source2) {
+		return source1 && source2 && getSourcePrimitive(source1) == getSourcePrimitive(source2);
+	}
+	
+	
+	function getSourcePrimitive(source) {
+		return ((typeof source == 'object') ? (source.events || source.url) : '') || source;
+	}
+
+
+}
+
+
+fc.addDays = addDays;
+fc.cloneDate = cloneDate;
+fc.parseDate = parseDate;
+fc.parseISO8601 = parseISO8601;
+fc.parseTime = parseTime;
+fc.formatDate = formatDate;
+fc.formatDates = formatDates;
+
+
+
+/* Date Math
+-----------------------------------------------------------------------------*/
+
+var dayIDs = ['sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat'],
+	DAY_MS = 86400000,
+	HOUR_MS = 3600000,
+	MINUTE_MS = 60000;
+	
+
+function addYears(d, n, keepTime) {
+	d.setFullYear(d.getFullYear() + n);
+	if (!keepTime) {
+		clearTime(d);
+	}
+	return d;
+}
+
+
+function addMonths(d, n, keepTime) { // prevents day overflow/underflow
+	if (+d) { // prevent infinite looping on invalid dates
+		var m = d.getMonth() + n,
+			check = cloneDate(d);
+		check.setDate(1);
+		check.setMonth(m);
+		d.setMonth(m);
+		if (!keepTime) {
+			clearTime(d);
+		}
+		while (d.getMonth() != check.getMonth()) {
+			d.setDate(d.getDate() + (d < check ? 1 : -1));
+		}
+	}
+	return d;
+}
+
+
+function addDays(d, n, keepTime) { // deals with daylight savings
+	if (+d) {
+		var dd = d.getDate() + n,
+			check = cloneDate(d);
+		check.setHours(9); // set to middle of day
+		check.setDate(dd);
+		d.setDate(dd);
+		if (!keepTime) {
+			clearTime(d);
+		}
+		fixDate(d, check);
+	}
+	return d;
+}
+
+
+function fixDate(d, check) { // force d to be on check's YMD, for daylight savings purposes
+	if (+d) { // prevent infinite looping on invalid dates
+		while (d.getDate() != check.getDate()) {
+			d.setTime(+d + (d < check ? 1 : -1) * HOUR_MS);
+		}
+	}
+}
+
+
+function addMinutes(d, n) {
+	d.setMinutes(d.getMinutes() + n);
+	return d;
+}
+
+
+function clearTime(d) {
+	d.setHours(0);
+	d.setMinutes(0);
+	d.setSeconds(0); 
+	d.setMilliseconds(0);
+	return d;
+}
+
+
+function cloneDate(d, dontKeepTime) {
+	if (dontKeepTime) {
+		return clearTime(new Date(+d));
+	}
+	return new Date(+d);
+}
+
+
+function zeroDate() { // returns a Date with time 00:00:00 and dateOfMonth=1
+	var i=0, d;
+	do {
+		d = new Date(1970, i++, 1);
+	} while (d.getHours()); // != 0
+	return d;
+}
+
+
+function skipWeekend(date, inc, excl) {
+	inc = inc || 1;
+	while (!date.getDay() || (excl && date.getDay()==1 || !excl && date.getDay()==6)) {
+		addDays(date, inc);
+	}
+	return date;
+}
+
+
+function dayDiff(d1, d2) { // d1 - d2
+	return Math.round((cloneDate(d1, true) - cloneDate(d2, true)) / DAY_MS);
+}
+
+
+function setYMD(date, y, m, d) {
+	if (y !== undefined && y != date.getFullYear()) {
+		date.setDate(1);
+		date.setMonth(0);
+		date.setFullYear(y);
+	}
+	if (m !== undefined && m != date.getMonth()) {
+		date.setDate(1);
+		date.setMonth(m);
+	}
+	if (d !== undefined) {
+		date.setDate(d);
+	}
+}
+
+
+
+/* Date Parsing
+-----------------------------------------------------------------------------*/
+
+
+function parseDate(s, ignoreTimezone) { // ignoreTimezone defaults to true
+	if (typeof s == 'object') { // already a Date object
+		return s;
+	}
+	if (typeof s == 'number') { // a UNIX timestamp
+		return new Date(s * 1000);
+	}
+	if (typeof s == 'string') {
+		if (s.match(/^\d+(\.\d+)?$/)) { // a UNIX timestamp
+			return new Date(parseFloat(s) * 1000);
+		}
+		if (ignoreTimezone === undefined) {
+			ignoreTimezone = true;
+		}
+		return parseISO8601(s, ignoreTimezone) || (s ? new Date(s) : null);
+	}
+	// TODO: never return invalid dates (like from new Date(<string>)), return null instead
+	return null;
+}
+
+
+function parseISO8601(s, ignoreTimezone) { // ignoreTimezone defaults to false
+	// derived from http://delete.me.uk/2005/03/iso8601.html
+	// TODO: for a know glitch/feature, read tests/issue_206_parseDate_dst.html
+	var m = s.match(/^([0-9]{4})(-([0-9]{2})(-([0-9]{2})([T ]([0-9]{2}):([0-9]{2})(:([0-9]{2})(\.([0-9]+))?)?(Z|(([-+])([0-9]{2})(:?([0-9]{2}))?))?)?)?)?$/);
+	if (!m) {
+		return null;
+	}
+	var date = new Date(m[1], 0, 1);
+	if (ignoreTimezone || !m[13]) {
+		var check = new Date(m[1], 0, 1, 9, 0);
+		if (m[3]) {
+			date.setMonth(m[3] - 1);
+			check.setMonth(m[3] - 1);
+		}
+		if (m[5]) {
+			date.setDate(m[5]);
+			check.setDate(m[5]);
+		}
+		fixDate(date, check);
+		if (m[7]) {
+			date.setHours(m[7]);
+		}
+		if (m[8]) {
+			date.setMinutes(m[8]);
+		}
+		if (m[10]) {
+			date.setSeconds(m[10]);
+		}
+		if (m[12]) {
+			date.setMilliseconds(Number("0." + m[12]) * 1000);
+		}
+		fixDate(date, check);
+	}else{
+		date.setUTCFullYear(
+			m[1],
+			m[3] ? m[3] - 1 : 0,
+			m[5] || 1
+		);
+		date.setUTCHours(
+			m[7] || 0,
+			m[8] || 0,
+			m[10] || 0,
+			m[12] ? Number("0." + m[12]) * 1000 : 0
+		);
+		if (m[14]) {
+			var offset = Number(m[16]) * 60 + (m[18] ? Number(m[18]) : 0);
+			offset *= m[15] == '-' ? 1 : -1;
+			date = new Date(+date + (offset * 60 * 1000));
+		}
+	}
+	return date;
+}
+
+
+function parseTime(s) { // returns minutes since start of day
+	if (typeof s == 'number') { // an hour
+		return s * 60;
+	}
+	if (typeof s == 'object') { // a Date object
+		return s.getHours() * 60 + s.getMinutes();
+	}
+	var m = s.match(/(\d+)(?::(\d+))?\s*(\w+)?/);
+	if (m) {
+		var h = parseInt(m[1], 10);
+		if (m[3]) {
+			h %= 12;
+			if (m[3].toLowerCase().charAt(0) == 'p') {
+				h += 12;
+			}
+		}
+		return h * 60 + (m[2] ? parseInt(m[2], 10) : 0);
+	}
+}
+
+
+
+/* Date Formatting
+-----------------------------------------------------------------------------*/
+// TODO: use same function formatDate(date, [date2], format, [options])
+
+
+function formatDate(date, format, options) {
+	return formatDates(date, null, format, options);
+}
+
+
+function formatDates(date1, date2, format, options) {
+	options = options || defaults;
+	var date = date1,
+		otherDate = date2,
+		i, len = format.length, c,
+		i2, formatter,
+		res = '';
+	for (i=0; i<len; i++) {
+		c = format.charAt(i);
+		if (c == "'") {
+			for (i2=i+1; i2<len; i2++) {
+				if (format.charAt(i2) == "'") {
+					if (date) {
+						if (i2 == i+1) {
+							res += "'";
+						}else{
+							res += format.substring(i+1, i2);
+						}
+						i = i2;
+					}
+					break;
+				}
+			}
+		}
+		else if (c == '(') {
+			for (i2=i+1; i2<len; i2++) {
+				if (format.charAt(i2) == ')') {
+					var subres = formatDate(date, format.substring(i+1, i2), options);
+					if (parseInt(subres.replace(/\D/, ''), 10)) {
+						res += subres;
+					}
+					i = i2;
+					break;
+				}
+			}
+		}
+		else if (c == '[') {
+			for (i2=i+1; i2<len; i2++) {
+				if (format.charAt(i2) == ']') {
+					var subformat = format.substring(i+1, i2);
+					var subres = formatDate(date, subformat, options);
+					if (subres != formatDate(otherDate, subformat, options)) {
+						res += subres;
+					}
+					i = i2;
+					break;
+				}
+			}
+		}
+		else if (c == '{') {
+			date = date2;
+			otherDate = date1;
+		}
+		else if (c == '}') {
+			date = date1;
+			otherDate = date2;
+		}
+		else {
+			for (i2=len; i2>i; i2--) {
+				if (formatter = dateFormatters[format.substring(i, i2)]) {
+					if (date) {
+						res += formatter(date, options);
+					}
+					i = i2 - 1;
+					break;
+				}
+			}
+			if (i2 == i) {
+				if (date) {
+					res += c;
+				}
+			}
+		}
+	}
+	return res;
+};
+
+
+var dateFormatters = {
+	s	: function(d)	{ return d.getSeconds() },
+	ss	: function(d)	{ return zeroPad(d.getSeconds()) },
+	m	: function(d)	{ return d.getMinutes() },
+	mm	: function(d)	{ return zeroPad(d.getMinutes()) },
+	h	: function(d)	{ return d.getHours() % 12 || 12 },
+	hh	: function(d)	{ return zeroPad(d.getHours() % 12 || 12) },
+	H	: function(d)	{ return d.getHours() },
+	HH	: function(d)	{ return zeroPad(d.getHours()) },
+	d	: function(d)	{ return d.getDate() },
+	dd	: function(d)	{ return zeroPad(d.getDate()) },
+	ddd	: function(d,o)	{ return o.dayNamesShort[d.getDay()] },
+	dddd: function(d,o)	{ return o.dayNames[d.getDay()] },
+	M	: function(d)	{ return d.getMonth() + 1 },
+	MM	: function(d)	{ return zeroPad(d.getMonth() + 1) },
+	MMM	: function(d,o)	{ return o.monthNamesShort[d.getMonth()] },
+	MMMM: function(d,o)	{ return o.monthNames[d.getMonth()] },
+	yy	: function(d)	{ return (d.getFullYear()+'').substring(2) },
+	yyyy: function(d)	{ return d.getFullYear() },
+	t	: function(d)	{ return d.getHours() < 12 ? 'a' : 'p' },
+	tt	: function(d)	{ return d.getHours() < 12 ? 'am' : 'pm' },
+	T	: function(d)	{ return d.getHours() < 12 ? 'A' : 'P' },
+	TT	: function(d)	{ return d.getHours() < 12 ? 'AM' : 'PM' },
+	u	: function(d)	{ return formatDate(d, "yyyy-MM-dd'T'HH:mm:ss'Z'") },
+	S	: function(d)	{
+		var date = d.getDate();
+		if (date > 10 && date < 20) {
+			return 'th';
+		}
+		return ['st', 'nd', 'rd'][date%10-1] || 'th';
+	}
+};
+
+
+
+fc.applyAll = applyAll;
+
+
+/* Event Date Math
+-----------------------------------------------------------------------------*/
+
+
+function exclEndDay(event) {
+	if (event.end) {
+		return _exclEndDay(event.end, event.allDay);
+	}else{
+		return addDays(cloneDate(event.start), 1);
+	}
+}
+
+
+function _exclEndDay(end, allDay) {
+	end = cloneDate(end);
+	return allDay || end.getHours() || end.getMinutes() ? addDays(end, 1) : clearTime(end);
+}
+
+
+function segCmp(a, b) {
+	return (b.msLength - a.msLength) * 100 + (a.event.start - b.event.start);
+}
+
+
+function segsCollide(seg1, seg2) {
+	return seg1.end > seg2.start && seg1.start < seg2.end;
+}
+
+
+
+/* Event Sorting
+-----------------------------------------------------------------------------*/
+
+
+// event rendering utilities
+function sliceSegs(events, visEventEnds, start, end) {
+	var segs = [],
+		i, len=events.length, event,
+		eventStart, eventEnd,
+		segStart, segEnd,
+		isStart, isEnd;
+	for (i=0; i<len; i++) {
+		event = events[i];
+		eventStart = event.start;
+		eventEnd = visEventEnds[i];
+		if (eventEnd > start && eventStart < end) {
+			if (eventStart < start) {
+				segStart = cloneDate(start);
+				isStart = false;
+			}else{
+				segStart = eventStart;
+				isStart = true;
+			}
+			if (eventEnd > end) {
+				segEnd = cloneDate(end);
+				isEnd = false;
+			}else{
+				segEnd = eventEnd;
+				isEnd = true;
+			}
+			segs.push({
+				event: event,
+				start: segStart,
+				end: segEnd,
+				isStart: isStart,
+				isEnd: isEnd,
+				msLength: segEnd - segStart
+			});
+		}
+	} 
+	return segs.sort(segCmp);
+}
+
+
+// event rendering calculation utilities
+function stackSegs(segs) {
+	var levels = [],
+		i, len = segs.length, seg,
+		j, collide, k;
+	for (i=0; i<len; i++) {
+		seg = segs[i];
+		j = 0; // the level index where seg should belong
+		while (true) {
+			collide = false;
+			if (levels[j]) {
+				for (k=0; k<levels[j].length; k++) {
+					if (segsCollide(levels[j][k], seg)) {
+						collide = true;
+						break;
+					}
+				}
+			}
+			if (collide) {
+				j++;
+			}else{
+				break;
+			}
+		}
+		if (levels[j]) {
+			levels[j].push(seg);
+		}else{
+			levels[j] = [seg];
+		}
+	}
+	return levels;
+}
+
+
+
+/* Event Element Binding
+-----------------------------------------------------------------------------*/
+
+
+function lazySegBind(container, segs, bindHandlers) {
+	container.unbind('mouseover').mouseover(function(ev) {
+		var parent=ev.target, e,
+			i, seg;
+		while (parent != this) {
+			e = parent;
+			parent = parent.parentNode;
+		}
+		if ((i = e._fci) !== undefined) {
+			e._fci = undefined;
+			seg = segs[i];
+			bindHandlers(seg.event, seg.element, seg);
+			$(ev.target).trigger(ev);
+		}
+		ev.stopPropagation();
+	});
+}
+
+
+
+/* Element Dimensions
+-----------------------------------------------------------------------------*/
+
+
+function setOuterWidth(element, width, includeMargins) {
+	for (var i=0, e; i<element.length; i++) {
+		e = $(element[i]);
+		e.width(Math.max(0, width - hsides(e, includeMargins)));
+	}
+}
+
+
+function setOuterHeight(element, height, includeMargins) {
+	for (var i=0, e; i<element.length; i++) {
+		e = $(element[i]);
+		e.height(Math.max(0, height - vsides(e, includeMargins)));
+	}
+}
+
+
+// TODO: curCSS has been deprecated (jQuery 1.4.3 - 10/16/2010)
+
+
+function hsides(element, includeMargins) {
+	return hpadding(element) + hborders(element) + (includeMargins ? hmargins(element) : 0);
+}
+
+
+function hpadding(element) {
+	return (parseFloat($.curCSS(element[0], 'paddingLeft', true)) || 0) +
+	       (parseFloat($.curCSS(element[0], 'paddingRight', true)) || 0);
+}
+
+
+function hmargins(element) {
+	return (parseFloat($.curCSS(element[0], 'marginLeft', true)) || 0) +
+	       (parseFloat($.curCSS(element[0], 'marginRight', true)) || 0);
+}
+
+
+function hborders(element) {
+	return (parseFloat($.curCSS(element[0], 'borderLeftWidth', true)) || 0) +
+	       (parseFloat($.curCSS(element[0], 'borderRightWidth', true)) || 0);
+}
+
+
+function vsides(element, includeMargins) {
+	return vpadding(element) +  vborders(element) + (includeMargins ? vmargins(element) : 0);
+}
+
+
+function vpadding(element) {
+	return (parseFloat($.curCSS(element[0], 'paddingTop', true)) || 0) +
+	       (parseFloat($.curCSS(element[0], 'paddingBottom', true)) || 0);
+}
+
+
+function vmargins(element) {
+	return (parseFloat($.curCSS(element[0], 'marginTop', true)) || 0) +
+	       (parseFloat($.curCSS(element[0], 'marginBottom', true)) || 0);
+}
+
+
+function vborders(element) {
+	return (parseFloat($.curCSS(element[0], 'borderTopWidth', true)) || 0) +
+	       (parseFloat($.curCSS(element[0], 'borderBottomWidth', true)) || 0);
+}
+
+
+function setMinHeight(element, height) {
+	height = (typeof height == 'number' ? height + 'px' : height);
+	element.each(function(i, _element) {
+		_element.style.cssText += ';min-height:' + height + ';_height:' + height;
+		// why can't we just use .css() ? i forget
+	});
+}
+
+
+
+/* Misc Utils
+-----------------------------------------------------------------------------*/
+
+
+//TODO: arraySlice
+//TODO: isFunction, grep ?
+
+
+function noop() { }
+
+
+function cmp(a, b) {
+	return a - b;
+}
+
+
+function arrayMax(a) {
+	return Math.max.apply(Math, a);
+}
+
+
+function zeroPad(n) {
+	return (n < 10 ? '0' : '') + n;
+}
+
+
+function smartProperty(obj, name) { // get a camel-cased/namespaced property of an object
+	if (obj[name] !== undefined) {
+		return obj[name];
+	}
+	var parts = name.split(/(?=[A-Z])/),
+		i=parts.length-1, res;
+	for (; i>=0; i--) {
+		res = obj[parts[i].toLowerCase()];
+		if (res !== undefined) {
+			return res;
+		}
+	}
+	return obj[''];
+}
+
+
+function htmlEscape(s) {
+	return s.replace(/&/g, '&amp;')
+		.replace(/</g, '&lt;')
+		.replace(/>/g, '&gt;')
+		.replace(/'/g, '&#039;')
+		.replace(/"/g, '&quot;')
+		.replace(/\n/g, '<br />');
+}
+
+
+function cssKey(_element) {
+	return _element.id + '/' + _element.className + '/' + _element.style.cssText.replace(/(^|;)\s*(top|left|width|height)\s*:[^;]*/ig, '');
+}
+
+
+function disableTextSelection(element) {
+	element
+		.attr('unselectable', 'on')
+		.css('MozUserSelect', 'none')
+		.bind('selectstart.ui', function() { return false; });
+}
+
+
+/*
+function enableTextSelection(element) {
+	element
+		.attr('unselectable', 'off')
+		.css('MozUserSelect', '')
+		.unbind('selectstart.ui');
+}
+*/
+
+
+function markFirstLast(e) {
+	e.children()
+		.removeClass('fc-first fc-last')
+		.filter(':first-child')
+			.addClass('fc-first')
+		.end()
+		.filter(':last-child')
+			.addClass('fc-last');
+}
+
+
+function setDayID(cell, date) {
+	cell.each(function(i, _cell) {
+		_cell.className = _cell.className.replace(/^fc-\w*/, 'fc-' + dayIDs[date.getDay()]);
+		// TODO: make a way that doesn't rely on order of classes
+	});
+}
+
+
+function getSkinCss(event, opt) {
+	var source = event.source || {};
+	var eventColor = event.color;
+	var sourceColor = source.color;
+	var optionColor = opt('eventColor');
+	var backgroundColor =
+		event.backgroundColor ||
+		eventColor ||
+		source.backgroundColor ||
+		sourceColor ||
+		opt('eventBackgroundColor') ||
+		optionColor;
+	var borderColor =
+		event.borderColor ||
+		eventColor ||
+		source.borderColor ||
+		sourceColor ||
+		opt('eventBorderColor') ||
+		optionColor;
+	var textColor =
+		event.textColor ||
+		source.textColor ||
+		opt('eventTextColor');
+	var statements = [];
+	if (backgroundColor) {
+		statements.push('background-color:' + backgroundColor);
+	}
+	if (borderColor) {
+		statements.push('border-color:' + borderColor);
+	}
+	if (textColor) {
+		statements.push('color:' + textColor);
+	}
+	return statements.join(';');
+}
+
+
+function applyAll(functions, thisObj, args) {
+	if ($.isFunction(functions)) {
+		functions = [ functions ];
+	}
+	if (functions) {
+		var i;
+		var ret;
+		for (i=0; i<functions.length; i++) {
+			ret = functions[i].apply(thisObj, args) || ret;
+		}
+		return ret;
+	}
+}
+
+
+function firstDefined() {
+	for (var i=0; i<arguments.length; i++) {
+		if (arguments[i] !== undefined) {
+			return arguments[i];
+		}
+	}
+}
+
+
+
+fcViews.month = MonthView;
+
+function MonthView(element, calendar) {
+	var t = this;
+	
+	
+	// exports
+	t.render = render;
+	
+	
+	// imports
+	BasicView.call(t, element, calendar, 'month');
+	var opt = t.opt;
+	var renderBasic = t.renderBasic;
+	var formatDate = calendar.formatDate;
+	
+	
+	
+	function render(date, delta) {
+		if (delta) {
+			addMonths(date, delta);
+			date.setDate(1);
+		}
+		var start = cloneDate(date, true);
+		start.setDate(1);
+		var end = addMonths(cloneDate(start), 1);
+		var visStart = cloneDate(start);
+		var visEnd = cloneDate(end);
+		var firstDay = opt('firstDay');
+		var nwe = opt('weekends') ? 0 : 1;
+		if (nwe) {
+			skipWeekend(visStart);
+			skipWeekend(visEnd, -1, true);
+		}
+		addDays(visStart, -((visStart.getDay() - Math.max(firstDay, nwe) + 7) % 7));
+		addDays(visEnd, (7 - visEnd.getDay() + Math.max(firstDay, nwe)) % 7);
+		var rowCnt = Math.round((visEnd - visStart) / (DAY_MS * 7));
+		if (opt('weekMode') == 'fixed') {
+			addDays(visEnd, (6 - rowCnt) * 7);
+			rowCnt = 6;
+		}
+		t.title = formatDate(start, opt('titleFormat'));
+		t.start = start;
+		t.end = end;
+		t.visStart = visStart;
+		t.visEnd = visEnd;
+		renderBasic(6, rowCnt, nwe ? 5 : 7, true);
+	}
+	
+	
+}
+
+fcViews.basicWeek = BasicWeekView;
+
+function BasicWeekView(element, calendar) {
+	var t = this;
+	
+	
+	// exports
+	t.render = render;
+	
+	
+	// imports
+	BasicView.call(t, element, calendar, 'basicWeek');
+	var opt = t.opt;
+	var renderBasic = t.renderBasic;
+	var formatDates = calendar.formatDates;
+	
+	
+	
+	function render(date, delta) {
+		if (delta) {
+			addDays(date, delta * 7);
+		}
+		var start = addDays(cloneDate(date), -((date.getDay() - opt('firstDay') + 7) % 7));
+		var end = addDays(cloneDate(start), 7);
+		var visStart = cloneDate(start);
+		var visEnd = cloneDate(end);
+		var weekends = opt('weekends');
+		if (!weekends) {
+			skipWeekend(visStart);
+			skipWeekend(visEnd, -1, true);
+		}
+		t.title = formatDates(
+			visStart,
+			addDays(cloneDate(visEnd), -1),
+			opt('titleFormat')
+		);
+		t.start = start;
+		t.end = end;
+		t.visStart = visStart;
+		t.visEnd = visEnd;
+		renderBasic(1, 1, weekends ? 7 : 5, false);
+	}
+	
+	
+}
+
+fcViews.basicDay = BasicDayView;
+
+//TODO: when calendar's date starts out on a weekend, shouldn't happen
+
+
+function BasicDayView(element, calendar) {
+	var t = this;
+	
+	
+	// exports
+	t.render = render;
+	
+	
+	// imports
+	BasicView.call(t, element, calendar, 'basicDay');
+	var opt = t.opt;
+	var renderBasic = t.renderBasic;
+	var formatDate = calendar.formatDate;
+	
+	
+	
+	function render(date, delta) {
+		if (delta) {
+			addDays(date, delta);
+			if (!opt('weekends')) {
+				skipWeekend(date, delta < 0 ? -1 : 1);
+			}
+		}
+		t.title = formatDate(date, opt('titleFormat'));
+		t.start = t.visStart = cloneDate(date, true);
+		t.end = t.visEnd = addDays(cloneDate(t.start), 1);
+		renderBasic(1, 1, 1, false);
+	}
+	
+	
+}
+
+setDefaults({
+	weekMode: 'fixed'
+});
+
+
+function BasicView(element, calendar, viewName) {
+	var t = this;
+	
+	
+	// exports
+	t.renderBasic = renderBasic;
+	t.setHeight = setHeight;
+	t.setWidth = setWidth;
+	t.renderDayOverlay = renderDayOverlay;
+	t.defaultSelectionEnd = defaultSelectionEnd;
+	t.renderSelection = renderSelection;
+	t.clearSelection = clearSelection;
+	t.reportDayClick = reportDayClick; // for selection (kinda hacky)
+	t.dragStart = dragStart;
+	t.dragStop = dragStop;
+	t.defaultEventEnd = defaultEventEnd;
+	t.getHoverListener = function() { return hoverListener };
+	t.colContentLeft = colContentLeft;
+	t.colContentRight = colContentRight;
+	t.dayOfWeekCol = dayOfWeekCol;
+	t.dateCell = dateCell;
+	t.cellDate = cellDate;
+	t.cellIsAllDay = function() { return true };
+	t.allDayRow = allDayRow;
+	t.allDayBounds = allDayBounds;
+	t.getRowCnt = function() { return rowCnt };
+	t.getColCnt = function() { return colCnt };
+	t.getColWidth = function() { return colWidth };
+	t.getDaySegmentContainer = function() { return daySegmentContainer };
+	
+	
+	// imports
+	View.call(t, element, calendar, viewName);
+	OverlayManager.call(t);
+	SelectionManager.call(t);
+	BasicEventRenderer.call(t);
+	var opt = t.opt;
+	var trigger = t.trigger;
+	var clearEvents = t.clearEvents;
+	var renderOverlay = t.renderOverlay;
+	var clearOverlays = t.clearOverlays;
+	var daySelectionMousedown = t.daySelectionMousedown;
+	var formatDate = calendar.formatDate;
+	
+	
+	// locals
+	
+	var head;
+	var headCells;
+	var body;
+	var bodyRows;
+	var bodyCells;
+	var bodyFirstCells;
+	var bodyCellTopInners;
+	var daySegmentContainer;
+	
+	var viewWidth;
+	var viewHeight;
+	var colWidth;
+	
+	var rowCnt, colCnt;
+	var coordinateGrid;
+	var hoverListener;
+	var colContentPositions;
+	
+	var rtl, dis, dit;
+	var firstDay;
+	var nwe;
+	var tm;
+	var colFormat;
+	
+	
+	
+	/* Rendering
+	------------------------------------------------------------*/
+	
+	
+	disableTextSelection(element.addClass('fc-grid'));
+	
+	
+	function renderBasic(maxr, r, c, showNumbers) {
+		rowCnt = r;
+		colCnt = c;
+		updateOptions();
+		var firstTime = !body;
+		if (firstTime) {
+			buildSkeleton(maxr, showNumbers);
+		}else{
+			clearEvents();
+		}
+		updateCells(firstTime);
+	}
+	
+	
+	
+	function updateOptions() {
+		rtl = opt('isRTL');
+		if (rtl) {
+			dis = -1;
+			dit = colCnt - 1;
+		}else{
+			dis = 1;
+			dit = 0;
+		}
+		firstDay = opt('firstDay');
+		nwe = opt('weekends') ? 0 : 1;
+		tm = opt('theme') ? 'ui' : 'fc';
+		colFormat = opt('columnFormat');
+	}
+	
+	
+	
+	function buildSkeleton(maxRowCnt, showNumbers) {
+		var s;
+		var headerClass = tm + "-widget-header";
+		var contentClass = tm + "-widget-content";
+		var i, j;
+		var table;
+		
+		s =
+			"<table class='fc-border-separate' style='width:100%' cellspacing='0'>" +
+			"<thead>" +
+			"<tr>";
+		for (i=0; i<colCnt; i++) {
+			s +=
+				"<th class='fc- " + headerClass + "'/>"; // need fc- for setDayID
+		}
+		s +=
+			"</tr>" +
+			"</thead>" +
+			"<tbody>";
+		for (i=0; i<maxRowCnt; i++) {
+			s +=
+				"<tr class='fc-week" + i + "'>";
+			for (j=0; j<colCnt; j++) {
+				s +=
+					"<td class='fc- " + contentClass + " fc-day" + (i*colCnt+j) + "'>" + // need fc- for setDayID
+					"<div>" +
+					(showNumbers ?
+						"<div class='fc-day-number'/>" :
+						''
+						) +
+					"<div class='fc-day-content'>" +
+					"<div style='position:relative'>&nbsp;</div>" +
+					"</div>" +
+					"</div>" +
+					"</td>";
+			}
+			s +=
+				"</tr>";
+		}
+		s +=
+			"</tbody>" +
+			"</table>";
+		table = $(s).appendTo(element);
+		
+		head = table.find('thead');
+		headCells = head.find('th');
+		body = table.find('tbody');
+		bodyRows = body.find('tr');
+		bodyCells = body.find('td');
+		bodyFirstCells = bodyCells.filter(':first-child');
+		bodyCellTopInners = bodyRows.eq(0).find('div.fc-day-content div');
+		
+		markFirstLast(head.add(head.find('tr'))); // marks first+last tr/th's
+		markFirstLast(bodyRows); // marks first+last td's
+		bodyRows.eq(0).addClass('fc-first'); // fc-last is done in updateCells
+		
+		dayBind(bodyCells);
+		
+		daySegmentContainer =
+			$("<div style='position:absolute;z-index:8;top:0;left:0'/>")
+				.appendTo(element);
+	}
+	
+	
+	
+	function updateCells(firstTime) {
+		var dowDirty = firstTime || rowCnt == 1; // could the cells' day-of-weeks need updating?
+		var month = t.start.getMonth();
+		var today = clearTime(new Date());
+		var cell;
+		var date;
+		var row;
+	
+		if (dowDirty) {
+			headCells.each(function(i, _cell) {
+				cell = $(_cell);
+				date = indexDate(i);
+				cell.html(formatDate(date, colFormat));
+				setDayID(cell, date);
+			});
+		}
+		
+		bodyCells.each(function(i, _cell) {
+			cell = $(_cell);
+			date = indexDate(i);
+			if (date.getMonth() == month) {
+				cell.removeClass('fc-other-month');
+			}else{
+				cell.addClass('fc-other-month');
+			}
+			if (+date == +today) {
+				cell.addClass(tm + '-state-highlight fc-today');
+			}else{
+				cell.removeClass(tm + '-state-highlight fc-today');
+			}
+			cell.find('div.fc-day-number').text(date.getDate());
+			if (dowDirty) {
+				setDayID(cell, date);
+			}
+		});
+		
+		bodyRows.each(function(i, _row) {
+			row = $(_row);
+			if (i < rowCnt) {
+				row.show();
+				if (i == rowCnt-1) {
+					row.addClass('fc-last');
+				}else{
+					row.removeClass('fc-last');
+				}
+			}else{
+				row.hide();
+			}
+		});
+	}
+	
+	
+	
+	function setHeight(height) {
+		viewHeight = height;
+		
+		var bodyHeight = viewHeight - head.height();
+		var rowHeight;
+		var rowHeightLast;
+		var cell;
+			
+		if (opt('weekMode') == 'variable') {
+			rowHeight = rowHeightLast = Math.floor(bodyHeight / (rowCnt==1 ? 2 : 6));
+		}else{
+			rowHeight = Math.floor(bodyHeight / rowCnt);
+			rowHeightLast = bodyHeight - rowHeight * (rowCnt-1);
+		}
+		
+		bodyFirstCells.each(function(i, _cell) {
+			if (i < rowCnt) {
+				cell = $(_cell);
+				setMinHeight(
+					cell.find('> div'),
+					(i==rowCnt-1 ? rowHeightLast : rowHeight) - vsides(cell)
+				);
+			}
+		});
+		
+	}
+	
+	
+	function setWidth(width) {
+		viewWidth = width;
+		colContentPositions.clear();
+		colWidth = Math.floor(viewWidth / colCnt);
+		setOuterWidth(headCells.slice(0, -1), colWidth);
+	}
+	
+	
+	
+	/* Day clicking and binding
+	-----------------------------------------------------------*/
+	
+	
+	function dayBind(days) {
+		days.click(dayClick)
+			.mousedown(daySelectionMousedown);
+	}
+	
+	
+	function dayClick(ev) {
+		if (!opt('selectable')) { // if selectable, SelectionManager will worry about dayClick
+			var index = parseInt(this.className.match(/fc\-day(\d+)/)[1]); // TODO: maybe use .data
+			var date = indexDate(index);
+			trigger('dayClick', this, date, true, ev);
+		}
+	}
+	
+	
+	
+	/* Semi-transparent Overlay Helpers
+	------------------------------------------------------*/
+	
+	
+	function renderDayOverlay(overlayStart, overlayEnd, refreshCoordinateGrid) { // overlayEnd is exclusive
+		if (refreshCoordinateGrid) {
+			coordinateGrid.build();
+		}
+		var rowStart = cloneDate(t.visStart);
+		var rowEnd = addDays(cloneDate(rowStart), colCnt);
+		for (var i=0; i<rowCnt; i++) {
+			var stretchStart = new Date(Math.max(rowStart, overlayStart));
+			var stretchEnd = new Date(Math.min(rowEnd, overlayEnd));
+			if (stretchStart < stretchEnd) {
+				var colStart, colEnd;
+				if (rtl) {
+					colStart = dayDiff(stretchEnd, rowStart)*dis+dit+1;
+					colEnd = dayDiff(stretchStart, rowStart)*dis+dit+1;
+				}else{
+					colStart = dayDiff(stretchStart, rowStart);
+					colEnd = dayDiff(stretchEnd, rowStart);
+				}
+				dayBind(
+					renderCellOverlay(i, colStart, i, colEnd-1)
+				);
+			}
+			addDays(rowStart, 7);
+			addDays(rowEnd, 7);
+		}
+	}
+	
+	
+	function renderCellOverlay(row0, col0, row1, col1) { // row1,col1 is inclusive
+		var rect = coordinateGrid.rect(row0, col0, row1, col1, element);
+		return renderOverlay(rect, element);
+	}
+	
+	
+	
+	/* Selection
+	-----------------------------------------------------------------------*/
+	
+	
+	function defaultSelectionEnd(startDate, allDay) {
+		return cloneDate(startDate);
+	}
+	
+	
+	function renderSelection(startDate, endDate, allDay) {
+		renderDayOverlay(startDate, addDays(cloneDate(endDate), 1), true); // rebuild every time???
+	}
+	
+	
+	function clearSelection() {
+		clearOverlays();
+	}
+	
+	
+	function reportDayClick(date, allDay, ev) {
+		var cell = dateCell(date);
+		var _element = bodyCells[cell.row*colCnt + cell.col];
+		trigger('dayClick', _element, date, allDay, ev);
+	}
+	
+	
+	
+	/* External Dragging
+	-----------------------------------------------------------------------*/
+	
+	
+	function dragStart(_dragElement, ev, ui) {
+		hoverListener.start(function(cell) {
+			clearOverlays();
+			if (cell) {
+				renderCellOverlay(cell.row, cell.col, cell.row, cell.col);
+			}
+		}, ev);
+	}
+	
+	
+	function dragStop(_dragElement, ev, ui) {
+		var cell = hoverListener.stop();
+		clearOverlays();
+		if (cell) {
+			var d = cellDate(cell);
+			trigger('drop', _dragElement, d, true, ev, ui);
+		}
+	}
+	
+	
+	
+	/* Utilities
+	--------------------------------------------------------*/
+	
+	
+	function defaultEventEnd(event) {
+		return cloneDate(event.start);
+	}
+	
+	
+	coordinateGrid = new CoordinateGrid(function(rows, cols) {
+		var e, n, p;
+		headCells.each(function(i, _e) {
+			e = $(_e);
+			n = e.offset().left;
+			if (i) {
+				p[1] = n;
+			}
+			p = [n];
+			cols[i] = p;
+		});
+		p[1] = n + e.outerWidth();
+		bodyRows.each(function(i, _e) {
+			if (i < rowCnt) {
+				e = $(_e);
+				n = e.offset().top;
+				if (i) {
+					p[1] = n;
+				}
+				p = [n];
+				rows[i] = p;
+			}
+		});
+		p[1] = n + e.outerHeight();
+	});
+	
+	
+	hoverListener = new HoverListener(coordinateGrid);
+	
+	
+	colContentPositions = new HorizontalPositionCache(function(col) {
+		return bodyCellTopInners.eq(col);
+	});
+	
+	
+	function colContentLeft(col) {
+		return colContentPositions.left(col);
+	}
+	
+	
+	function colContentRight(col) {
+		return colContentPositions.right(col);
+	}
+	
+	
+	
+	
+	function dateCell(date) {
+		return {
+			row: Math.floor(dayDiff(date, t.visStart) / 7),
+			col: dayOfWeekCol(date.getDay())
+		};
+	}
+	
+	
+	function cellDate(cell) {
+		return _cellDate(cell.row, cell.col);
+	}
+	
+	
+	function _cellDate(row, col) {
+		return addDays(cloneDate(t.visStart), row*7 + col*dis+dit);
+		// what about weekends in middle of week?
+	}
+	
+	
+	function indexDate(index) {
+		return _cellDate(Math.floor(index/colCnt), index%colCnt);
+	}
+	
+	
+	function dayOfWeekCol(dayOfWeek) {
+		return ((dayOfWeek - Math.max(firstDay, nwe) + colCnt) % colCnt) * dis + dit;
+	}
+	
+	
+	
+	
+	function allDayRow(i) {
+		return bodyRows.eq(i);
+	}
+	
+	
+	function allDayBounds(i) {
+		return {
+			left: 0,
+			right: viewWidth
+		};
+	}
+	
+	
+}
+
+function BasicEventRenderer() {
+	var t = this;
+	
+	
+	// exports
+	t.renderEvents = renderEvents;
+	t.compileDaySegs = compileSegs; // for DayEventRenderer
+	t.clearEvents = clearEvents;
+	t.bindDaySeg = bindDaySeg;
+	
+	
+	// imports
+	DayEventRenderer.call(t);
+	var opt = t.opt;
+	var trigger = t.trigger;
+	//var setOverflowHidden = t.setOverflowHidden;
+	var isEventDraggable = t.isEventDraggable;
+	var isEventResizable = t.isEventResizable;
+	var reportEvents = t.reportEvents;
+	var reportEventClear = t.reportEventClear;
+	var eventElementHandlers = t.eventElementHandlers;
+	var showEvents = t.showEvents;
+	var hideEvents = t.hideEvents;
+	var eventDrop = t.eventDrop;
+	var getDaySegmentContainer = t.getDaySegmentContainer;
+	var getHoverListener = t.getHoverListener;
+	var renderDayOverlay = t.renderDayOverlay;
+	var clearOverlays = t.clearOverlays;
+	var getRowCnt = t.getRowCnt;
+	var getColCnt = t.getColCnt;
+	var renderDaySegs = t.renderDaySegs;
+	var resizableDayEvent = t.resizableDayEvent;
+	
+	
+	
+	/* Rendering
+	--------------------------------------------------------------------*/
+	
+	
+	function renderEvents(events, modifiedEventId) {
+		reportEvents(events);
+		renderDaySegs(compileSegs(events), modifiedEventId);
+	}
+	
+	
+	function clearEvents() {
+		reportEventClear();
+		getDaySegmentContainer().empty();
+	}
+	
+	
+	function compileSegs(events) {
+		var rowCnt = getRowCnt(),
+			colCnt = getColCnt(),
+			d1 = cloneDate(t.visStart),
+			d2 = addDays(cloneDate(d1), colCnt),
+			visEventsEnds = $.map(events, exclEndDay),
+			i, row,
+			j, level,
+			k, seg,
+			segs=[];
+		for (i=0; i<rowCnt; i++) {
+			row = stackSegs(sliceSegs(events, visEventsEnds, d1, d2));
+			for (j=0; j<row.length; j++) {
+				level = row[j];
+				for (k=0; k<level.length; k++) {
+					seg = level[k];
+					seg.row = i;
+					seg.level = j; // not needed anymore
+					segs.push(seg);
+				}
+			}
+			addDays(d1, 7);
+			addDays(d2, 7);
+		}
+		return segs;
+	}
+	
+	
+	function bindDaySeg(event, eventElement, seg) {
+		if (isEventDraggable(event)) {
+			draggableDayEvent(event, eventElement);
+		}
+		if (seg.isEnd && isEventResizable(event)) {
+			resizableDayEvent(event, eventElement, seg);
+		}
+		eventElementHandlers(event, eventElement);
+			// needs to be after, because resizableDayEvent might stopImmediatePropagation on click
+	}
+	
+	
+	
+	/* Dragging
+	----------------------------------------------------------------------------*/
+	
+	
+	function draggableDayEvent(event, eventElement) {
+		var hoverListener = getHoverListener();
+		var dayDelta;
+		eventElement.draggable({
+			zIndex: 9,
+			delay: 50,
+			opacity: opt('dragOpacity'),
+			revertDuration: opt('dragRevertDuration'),
+			start: function(ev, ui) {
+				trigger('eventDragStart', eventElement, event, ev, ui);
+				hideEvents(event, eventElement);
+				hoverListener.start(function(cell, origCell, rowDelta, colDelta) {
+					eventElement.draggable('option', 'revert', !cell || !rowDelta && !colDelta);
+					clearOverlays();
+					if (cell) {
+						//setOverflowHidden(true);
+						dayDelta = rowDelta*7 + colDelta * (opt('isRTL') ? -1 : 1);
+						renderDayOverlay(
+							addDays(cloneDate(event.start), dayDelta),
+							addDays(exclEndDay(event), dayDelta)
+						);
+					}else{
+						//setOverflowHidden(false);
+						dayDelta = 0;
+					}
+				}, ev, 'drag');
+			},
+			stop: function(ev, ui) {
+				hoverListener.stop();
+				clearOverlays();
+				trigger('eventDragStop', eventElement, event, ev, ui);
+				if (dayDelta) {
+					eventDrop(this, event, dayDelta, 0, event.allDay, ev, ui);
+				}else{
+					eventElement.css('filter', ''); // clear IE opacity side-effects
+					showEvents(event, eventElement);
+				}
+				//setOverflowHidden(false);
+			}
+		});
+	}
+
+
+}
+
+fcViews.agendaWeek = AgendaWeekView;
+
+function AgendaWeekView(element, calendar) {
+	var t = this;
+	
+	
+	// exports
+	t.render = render;
+	
+	
+	// imports
+	AgendaView.call(t, element, calendar, 'agendaWeek');
+	var opt = t.opt;
+	var renderAgenda = t.renderAgenda;
+	var formatDates = calendar.formatDates;
+	
+	
+	
+	function render(date, delta) {
+		if (delta) {
+			addDays(date, delta * 7);
+		}
+		var start = addDays(cloneDate(date), -((date.getDay() - opt('firstDay') + 7) % 7));
+		var end = addDays(cloneDate(start), 7);
+		var visStart = cloneDate(start);
+		var visEnd = cloneDate(end);
+		var weekends = opt('weekends');
+		if (!weekends) {
+			skipWeekend(visStart);
+			skipWeekend(visEnd, -1, true);
+		}
+		t.title = formatDates(
+			visStart,
+			addDays(cloneDate(visEnd), -1),
+			opt('titleFormat')
+		);
+		t.start = start;
+		t.end = end;
+		t.visStart = visStart;
+		t.visEnd = visEnd;
+		renderAgenda(weekends ? 7 : 5);
+	}
+	
+
+}
+
+fcViews.agendaDay = AgendaDayView;
+
+function AgendaDayView(element, calendar) {
+	var t = this;
+	
+	
+	// exports
+	t.render = render;
+	
+	
+	// imports
+	AgendaView.call(t, element, calendar, 'agendaDay');
+	var opt = t.opt;
+	var renderAgenda = t.renderAgenda;
+	var formatDate = calendar.formatDate;
+	
+	
+	
+	function render(date, delta) {
+		if (delta) {
+			addDays(date, delta);
+			if (!opt('weekends')) {
+				skipWeekend(date, delta < 0 ? -1 : 1);
+			}
+		}
+		var start = cloneDate(date, true);
+		var end = addDays(cloneDate(start), 1);
+		t.title = formatDate(date, opt('titleFormat'));
+		t.start = t.visStart = start;
+		t.end = t.visEnd = end;
+		renderAgenda(1);
+	}
+	
+
+}
+
+setDefaults({
+	allDaySlot: true,
+	allDayText: 'all-day',
+	firstHour: 6,
+	slotMinutes: 30,
+	defaultEventMinutes: 120,
+	axisFormat: 'h(:mm)tt',
+	timeFormat: {
+		agenda: 'h:mm{ - h:mm}'
+	},
+	dragOpacity: {
+		agenda: .5
+	},
+	minTime: 0,
+	maxTime: 24
+});
+
+
+// TODO: make it work in quirks mode (event corners, all-day height)
+// TODO: test liquid width, especially in IE6
+
+
+function AgendaView(element, calendar, viewName) {
+	var t = this;
+	
+	
+	// exports
+	t.renderAgenda = renderAgenda;
+	t.setWidth = setWidth;
+	t.setHeight = setHeight;
+	t.beforeHide = beforeHide;
+	t.afterShow = afterShow;
+	t.defaultEventEnd = defaultEventEnd;
+	t.timePosition = timePosition;
+	t.dayOfWeekCol = dayOfWeekCol;
+	t.dateCell = dateCell;
+	t.cellDate = cellDate;
+	t.cellIsAllDay = cellIsAllDay;
+	t.allDayRow = getAllDayRow;
+	t.allDayBounds = allDayBounds;
+	t.getHoverListener = function() { return hoverListener };
+	t.colContentLeft = colContentLeft;
+	t.colContentRight = colContentRight;
+	t.getDaySegmentContainer = function() { return daySegmentContainer };
+	t.getSlotSegmentContainer = function() { return slotSegmentContainer };
+	t.getMinMinute = function() { return minMinute };
+	t.getMaxMinute = function() { return maxMinute };
+	t.getBodyContent = function() { return slotContent }; // !!??
+	t.getRowCnt = function() { return 1 };
+	t.getColCnt = function() { return colCnt };
+	t.getColWidth = function() { return colWidth };
+	t.getSlotHeight = function() { return slotHeight };
+	t.defaultSelectionEnd = defaultSelectionEnd;
+	t.renderDayOverlay = renderDayOverlay;
+	t.renderSelection = renderSelection;
+	t.clearSelection = clearSelection;
+	t.reportDayClick = reportDayClick; // selection mousedown hack
+	t.dragStart = dragStart;
+	t.dragStop = dragStop;
+	
+	
+	// imports
+	View.call(t, element, calendar, viewName);
+	OverlayManager.call(t);
+	SelectionManager.call(t);
+	AgendaEventRenderer.call(t);
+	var opt = t.opt;
+	var trigger = t.trigger;
+	var clearEvents = t.clearEvents;
+	var renderOverlay = t.renderOverlay;
+	var clearOverlays = t.clearOverlays;
+	var reportSelection = t.reportSelection;
+	var unselect = t.unselect;
+	var daySelectionMousedown = t.daySelectionMousedown;
+	var slotSegHtml = t.slotSegHtml;
+	var formatDate = calendar.formatDate;
+	
+	
+	// locals
+	
+	var dayTable;
+	var dayHead;
+	var dayHeadCells;
+	var dayBody;
+	var dayBodyCells;
+	var dayBodyCellInners;
+	var dayBodyFirstCell;
+	var dayBodyFirstCellStretcher;
+	var slotLayer;
+	var daySegmentContainer;
+	var allDayTable;
+	var allDayRow;
+	var slotScroller;
+	var slotContent;
+	var slotSegmentContainer;
+	var slotTable;
+	var slotTableFirstInner;
+	var axisFirstCells;
+	var gutterCells;
+	var selectionHelper;
+	
+	var viewWidth;
+	var viewHeight;
+	var axisWidth;
+	var colWidth;
+	var gutterWidth;
+	var slotHeight; // TODO: what if slotHeight changes? (see issue 650)
+	var savedScrollTop;
+	
+	var colCnt;
+	var slotCnt;
+	var coordinateGrid;
+	var hoverListener;
+	var colContentPositions;
+	var slotTopCache = {};
+	
+	var tm;
+	var firstDay;
+	var nwe;            // no weekends (int)
+	var rtl, dis, dit;  // day index sign / translate
+	var minMinute, maxMinute;
+	var colFormat;
+	
+
+	
+	/* Rendering
+	-----------------------------------------------------------------------------*/
+	
+	
+	disableTextSelection(element.addClass('fc-agenda'));
+	
+	
+	function renderAgenda(c) {
+		colCnt = c;
+		updateOptions();
+		if (!dayTable) {
+			buildSkeleton();
+		}else{
+			clearEvents();
+		}
+		updateCells();
+	}
+	
+	
+	
+	function updateOptions() {
+		tm = opt('theme') ? 'ui' : 'fc';
+		nwe = opt('weekends') ? 0 : 1;
+		firstDay = opt('firstDay');
+		if (rtl = opt('isRTL')) {
+			dis = -1;
+			dit = colCnt - 1;
+		}else{
+			dis = 1;
+			dit = 0;
+		}
+		minMinute = parseTime(opt('minTime'));
+		maxMinute = parseTime(opt('maxTime'));
+		colFormat = opt('columnFormat');
+	}
+	
+	
+	
+	function buildSkeleton() {
+		var headerClass = tm + "-widget-header";
+		var contentClass = tm + "-widget-content";
+		var s;
+		var i;
+		var d;
+		var maxd;
+		var minutes;
+		var slotNormal = opt('slotMinutes') % 15 == 0;
+		
+		s =
+			"<table style='width:100%' class='fc-agenda-days fc-border-separate' cellspacing='0'>" +
+			"<thead>" +
+			"<tr>" +
+			"<th class='fc-agenda-axis " + headerClass + "'>&nbsp;</th>";
+		for (i=0; i<colCnt; i++) {
+			s +=
+				"<th class='fc- fc-col" + i + ' ' + headerClass + "'/>"; // fc- needed for setDayID
+		}
+		s +=
+			"<th class='fc-agenda-gutter " + headerClass + "'>&nbsp;</th>" +
+			"</tr>" +
+			"</thead>" +
+			"<tbody>" +
+			"<tr>" +
+			"<th class='fc-agenda-axis " + headerClass + "'>&nbsp;</th>";
+		for (i=0; i<colCnt; i++) {
+			s +=
+				"<td class='fc- fc-col" + i + ' ' + contentClass + "'>" + // fc- needed for setDayID
+				"<div>" +
+				"<div class='fc-day-content'>" +
+				"<div style='position:relative'>&nbsp;</div>" +
+				"</div>" +
+				"</div>" +
+				"</td>";
+		}
+		s +=
+			"<td class='fc-agenda-gutter " + contentClass + "'>&nbsp;</td>" +
+			"</tr>" +
+			"</tbody>" +
+			"</table>";
+		dayTable = $(s).appendTo(element);
+		dayHead = dayTable.find('thead');
+		dayHeadCells = dayHead.find('th').slice(1, -1);
+		dayBody = dayTable.find('tbody');
+		dayBodyCells = dayBody.find('td').slice(0, -1);
+		dayBodyCellInners = dayBodyCells.find('div.fc-day-content div');
+		dayBodyFirstCell = dayBodyCells.eq(0);
+		dayBodyFirstCellStretcher = dayBodyFirstCell.find('> div');
+		
+		markFirstLast(dayHead.add(dayHead.find('tr')));
+		markFirstLast(dayBody.add(dayBody.find('tr')));
+		
+		axisFirstCells = dayHead.find('th:first');
+		gutterCells = dayTable.find('.fc-agenda-gutter');
+		
+		slotLayer =
+			$("<div style='position:absolute;z-index:2;left:0;width:100%'/>")
+				.appendTo(element);
+				
+		if (opt('allDaySlot')) {
+		
+			daySegmentContainer =
+				$("<div style='position:absolute;z-index:8;top:0;left:0'/>")
+					.appendTo(slotLayer);
+		
+			s =
+				"<table style='width:100%' class='fc-agenda-allday' cellspacing='0'>" +
+				"<tr>" +
+				"<th class='" + headerClass + " fc-agenda-axis'>" + opt('allDayText') + "</th>" +
+				"<td>" +
+				"<div class='fc-day-content'><div style='position:relative'/></div>" +
+				"</td>" +
+				"<th class='" + headerClass + " fc-agenda-gutter'>&nbsp;</th>" +
+				"</tr>" +
+				"</table>";
+			allDayTable = $(s).appendTo(slotLayer);
+			allDayRow = allDayTable.find('tr');
+			
+			dayBind(allDayRow.find('td'));
+			
+			axisFirstCells = axisFirstCells.add(allDayTable.find('th:first'));
+			gutterCells = gutterCells.add(allDayTable.find('th.fc-agenda-gutter'));
+			
+			slotLayer.append(
+				"<div class='fc-agenda-divider " + headerClass + "'>" +
+				"<div class='fc-agenda-divider-inner'/>" +
+				"</div>"
+			);
+			
+		}else{
+		
+			daySegmentContainer = $([]); // in jQuery 1.4, we can just do $()
+		
+		}
+		
+		slotScroller =
+			$("<div style='position:absolute;width:100%;overflow-x:hidden;overflow-y:auto'/>")
+				.appendTo(slotLayer);
+				
+		slotContent =
+			$("<div style='position:relative;width:100%;overflow:hidden'/>")
+				.appendTo(slotScroller);
+				
+		slotSegmentContainer =
+			$("<div style='position:absolute;z-index:8;top:0;left:0'/>")
+				.appendTo(slotContent);
+		
+		s =
+			"<table class='fc-agenda-slots' style='width:100%' cellspacing='0'>" +
+			"<tbody>";
+		d = zeroDate();
+		maxd = addMinutes(cloneDate(d), maxMinute);
+		addMinutes(d, minMinute);
+		slotCnt = 0;
+		for (i=0; d < maxd; i++) {
+			minutes = d.getMinutes();
+			s +=
+				"<tr class='fc-slot" + i + ' ' + (!minutes ? '' : 'fc-minor') + "'>" +
+				"<th class='fc-agenda-axis " + headerClass + "'>" +
+				((!slotNormal || !minutes) ? formatDate(d, opt('axisFormat')) : '&nbsp;') +
+				"</th>" +
+				"<td class='" + contentClass + "'>" +
+				"<div style='position:relative'>&nbsp;</div>" +
+				"</td>" +
+				"</tr>";
+			addMinutes(d, opt('slotMinutes'));
+			slotCnt++;
+		}
+		s +=
+			"</tbody>" +
+			"</table>";
+		slotTable = $(s).appendTo(slotContent);
+		slotTableFirstInner = slotTable.find('div:first');
+		
+		slotBind(slotTable.find('td'));
+		
+		axisFirstCells = axisFirstCells.add(slotTable.find('th:first'));
+	}
+	
+	
+	
+	function updateCells() {
+		var i;
+		var headCell;
+		var bodyCell;
+		var date;
+		var today = clearTime(new Date());
+		for (i=0; i<colCnt; i++) {
+			date = colDate(i);
+			headCell = dayHeadCells.eq(i);
+			headCell.html(formatDate(date, colFormat));
+			bodyCell = dayBodyCells.eq(i);
+			if (+date == +today) {
+				bodyCell.addClass(tm + '-state-highlight fc-today');
+			}else{
+				bodyCell.removeClass(tm + '-state-highlight fc-today');
+			}
+			setDayID(headCell.add(bodyCell), date);
+		}
+	}
+	
+	
+	
+	function setHeight(height, dateChanged) {
+		if (height === undefined) {
+			height = viewHeight;
+		}
+		viewHeight = height;
+		slotTopCache = {};
+	
+		var headHeight = dayBody.position().top;
+		var allDayHeight = slotScroller.position().top; // including divider
+		var bodyHeight = Math.min( // total body height, including borders
+			height - headHeight,   // when scrollbars
+			slotTable.height() + allDayHeight + 1 // when no scrollbars. +1 for bottom border
+		);
+		
+		dayBodyFirstCellStretcher
+			.height(bodyHeight - vsides(dayBodyFirstCell));
+		
+		slotLayer.css('top', headHeight);
+		
+		slotScroller.height(bodyHeight - allDayHeight - 1);
+		
+		slotHeight = slotTableFirstInner.height() + 1; // +1 for border
+		
+		if (dateChanged) {
+			resetScroll();
+		}
+	}
+	
+	
+	
+	function setWidth(width) {
+		viewWidth = width;
+		colContentPositions.clear();
+		
+		axisWidth = 0;
+		setOuterWidth(
+			axisFirstCells
+				.width('')
+				.each(function(i, _cell) {
+					axisWidth = Math.max(axisWidth, $(_cell).outerWidth());
+				}),
+			axisWidth
+		);
+		
+		var slotTableWidth = slotScroller[0].clientWidth; // needs to be done after axisWidth (for IE7)
+		//slotTable.width(slotTableWidth);
+		
+		gutterWidth = slotScroller.width() - slotTableWidth;
+		if (gutterWidth) {
+			setOuterWidth(gutterCells, gutterWidth);
+			gutterCells
+				.show()
+				.prev()
+				.removeClass('fc-last');
+		}else{
+			gutterCells
+				.hide()
+				.prev()
+				.addClass('fc-last');
+		}
+		
+		colWidth = Math.floor((slotTableWidth - axisWidth) / colCnt);
+		setOuterWidth(dayHeadCells.slice(0, -1), colWidth);
+	}
+	
+
+
+	function resetScroll() {
+		var d0 = zeroDate();
+		var scrollDate = cloneDate(d0);
+		scrollDate.setHours(opt('firstHour'));
+		var top = timePosition(d0, scrollDate) + 1; // +1 for the border
+		function scroll() {
+			slotScroller.scrollTop(top);
+		}
+		scroll();
+		setTimeout(scroll, 0); // overrides any previous scroll state made by the browser
+	}
+	
+	
+	function beforeHide() {
+		savedScrollTop = slotScroller.scrollTop();
+	}
+	
+	
+	function afterShow() {
+		slotScroller.scrollTop(savedScrollTop);
+	}
+	
+	
+	
+	/* Slot/Day clicking and binding
+	-----------------------------------------------------------------------*/
+	
+
+	function dayBind(cells) {
+		cells.click(slotClick)
+			.mousedown(daySelectionMousedown);
+	}
+
+
+	function slotBind(cells) {
+		cells.click(slotClick)
+			.mousedown(slotSelectionMousedown);
+	}
+	
+	
+	function slotClick(ev) {
+		if (!opt('selectable')) { // if selectable, SelectionManager will worry about dayClick
+			var col = Math.min(colCnt-1, Math.floor((ev.pageX - dayTable.offset().left - axisWidth) / colWidth));
+			var date = colDate(col);
+			var rowMatch = this.parentNode.className.match(/fc-slot(\d+)/); // TODO: maybe use data
+			if (rowMatch) {
+				var mins = parseInt(rowMatch[1]) * opt('slotMinutes');
+				var hours = Math.floor(mins/60);
+				date.setHours(hours);
+				date.setMinutes(mins%60 + minMinute);
+				trigger('dayClick', dayBodyCells[col], date, false, ev);
+			}else{
+				trigger('dayClick', dayBodyCells[col], date, true, ev);
+			}
+		}
+	}
+	
+	
+	
+	/* Semi-transparent Overlay Helpers
+	-----------------------------------------------------*/
+	
+
+	function renderDayOverlay(startDate, endDate, refreshCoordinateGrid) { // endDate is exclusive
+		if (refreshCoordinateGrid) {
+			coordinateGrid.build();
+		}
+		var visStart = cloneDate(t.visStart);
+		var startCol, endCol;
+		if (rtl) {
+			startCol = dayDiff(endDate, visStart)*dis+dit+1;
+			endCol = dayDiff(startDate, visStart)*dis+dit+1;
+		}else{
+			startCol = dayDiff(startDate, visStart);
+			endCol = dayDiff(endDate, visStart);
+		}
+		startCol = Math.max(0, startCol);
+		endCol = Math.min(colCnt, endCol);
+		if (startCol < endCol) {
+			dayBind(
+				renderCellOverlay(0, startCol, 0, endCol-1)
+			);
+		}
+	}
+	
+	
+	function renderCellOverlay(row0, col0, row1, col1) { // only for all-day?
+		var rect = coordinateGrid.rect(row0, col0, row1, col1, slotLayer);
+		return renderOverlay(rect, slotLayer);
+	}
+	
+
+	function renderSlotOverlay(overlayStart, overlayEnd) {
+		var dayStart = cloneDate(t.visStart);
+		var dayEnd = addDays(cloneDate(dayStart), 1);
+		for (var i=0; i<colCnt; i++) {
+			var stretchStart = new Date(Math.max(dayStart, overlayStart));
+			var stretchEnd = new Date(Math.min(dayEnd, overlayEnd));
+			if (stretchStart < stretchEnd) {
+				var col = i*dis+dit;
+				var rect = coordinateGrid.rect(0, col, 0, col, slotContent); // only use it for horizontal coords
+				var top = timePosition(dayStart, stretchStart);
+				var bottom = timePosition(dayStart, stretchEnd);
+				rect.top = top;
+				rect.height = bottom - top;
+				slotBind(
+					renderOverlay(rect, slotContent)
+				);
+			}
+			addDays(dayStart, 1);
+			addDays(dayEnd, 1);
+		}
+	}
+	
+	
+	
+	/* Coordinate Utilities
+	-----------------------------------------------------------------------------*/
+	
+	
+	coordinateGrid = new CoordinateGrid(function(rows, cols) {
+		var e, n, p;
+		dayHeadCells.each(function(i, _e) {
+			e = $(_e);
+			n = e.offset().left;
+			if (i) {
+				p[1] = n;
+			}
+			p = [n];
+			cols[i] = p;
+		});
+		p[1] = n + e.outerWidth();
+		if (opt('allDaySlot')) {
+			e = allDayRow;
+			n = e.offset().top;
+			rows[0] = [n, n+e.outerHeight()];
+		}
+		var slotTableTop = slotContent.offset().top;
+		var slotScrollerTop = slotScroller.offset().top;
+		var slotScrollerBottom = slotScrollerTop + slotScroller.outerHeight();
+		function constrain(n) {
+			return Math.max(slotScrollerTop, Math.min(slotScrollerBottom, n));
+		}
+		for (var i=0; i<slotCnt; i++) {
+			rows.push([
+				constrain(slotTableTop + slotHeight*i),
+				constrain(slotTableTop + slotHeight*(i+1))
+			]);
+		}
+	});
+	
+	
+	hoverListener = new HoverListener(coordinateGrid);
+	
+	
+	colContentPositions = new HorizontalPositionCache(function(col) {
+		return dayBodyCellInners.eq(col);
+	});
+	
+	
+	function colContentLeft(col) {
+		return colContentPositions.left(col);
+	}
+	
+	
+	function colContentRight(col) {
+		return colContentPositions.right(col);
+	}
+	
+	
+	
+	
+	function dateCell(date) { // "cell" terminology is now confusing
+		return {
+			row: Math.floor(dayDiff(date, t.visStart) / 7),
+			col: dayOfWeekCol(date.getDay())
+		};
+	}
+	
+	
+	function cellDate(cell) {
+		var d = colDate(cell.col);
+		var slotIndex = cell.row;
+		if (opt('allDaySlot')) {
+			slotIndex--;
+		}
+		if (slotIndex >= 0) {
+			addMinutes(d, minMinute + slotIndex * opt('slotMinutes'));
+		}
+		return d;
+	}
+	
+	
+	function colDate(col) { // returns dates with 00:00:00
+		return addDays(cloneDate(t.visStart), col*dis+dit);
+	}
+	
+	
+	function cellIsAllDay(cell) {
+		return opt('allDaySlot') && !cell.row;
+	}
+	
+	
+	function dayOfWeekCol(dayOfWeek) {
+		return ((dayOfWeek - Math.max(firstDay, nwe) + colCnt) % colCnt)*dis+dit;
+	}
+	
+	
+	
+	
+	// get the Y coordinate of the given time on the given day (both Date objects)
+	function timePosition(day, time) { // both date objects. day holds 00:00 of current day
+		day = cloneDate(day, true);
+		if (time < addMinutes(cloneDate(day), minMinute)) {
+			return 0;
+		}
+		if (time >= addMinutes(cloneDate(day), maxMinute)) {
+			return slotTable.height();
+		}
+		var slotMinutes = opt('slotMinutes'),
+			minutes = time.getHours()*60 + time.getMinutes() - minMinute,
+			slotI = Math.floor(minutes / slotMinutes),
+			slotTop = slotTopCache[slotI];
+		if (slotTop === undefined) {
+			slotTop = slotTopCache[slotI] = slotTable.find('tr:eq(' + slotI + ') td div')[0].offsetTop; //.position().top; // need this optimization???
+		}
+		return Math.max(0, Math.round(
+			slotTop - 1 + slotHeight * ((minutes % slotMinutes) / slotMinutes)
+		));
+	}
+	
+	
+	function allDayBounds() {
+		return {
+			left: axisWidth,
+			right: viewWidth - gutterWidth
+		}
+	}
+	
+	
+	function getAllDayRow(index) {
+		return allDayRow;
+	}
+	
+	
+	function defaultEventEnd(event) {
+		var start = cloneDate(event.start);
+		if (event.allDay) {
+			return start;
+		}
+		return addMinutes(start, opt('defaultEventMinutes'));
+	}
+	
+	
+	
+	/* Selection
+	---------------------------------------------------------------------------------*/
+	
+	
+	function defaultSelectionEnd(startDate, allDay) {
+		if (allDay) {
+			return cloneDate(startDate);
+		}
+		return addMinutes(cloneDate(startDate), opt('slotMinutes'));
+	}
+	
+	
+	function renderSelection(startDate, endDate, allDay) { // only for all-day
+		if (allDay) {
+			if (opt('allDaySlot')) {
+				renderDayOverlay(startDate, addDays(cloneDate(endDate), 1), true);
+			}
+		}else{
+			renderSlotSelection(startDate, endDate);
+		}
+	}
+	
+	
+	function renderSlotSelection(startDate, endDate) {
+		var helperOption = opt('selectHelper');
+		coordinateGrid.build();
+		if (helperOption) {
+			var col = dayDiff(startDate, t.visStart) * dis + dit;
+			if (col >= 0 && col < colCnt) { // only works when times are on same day
+				var rect = coordinateGrid.rect(0, col, 0, col, slotContent); // only for horizontal coords
+				var top = timePosition(startDate, startDate);
+				var bottom = timePosition(startDate, endDate);
+				if (bottom > top) { // protect against selections that are entirely before or after visible range
+					rect.top = top;
+					rect.height = bottom - top;
+					rect.left += 2;
+					rect.width -= 5;
+					if ($.isFunction(helperOption)) {
+						var helperRes = helperOption(startDate, endDate);
+						if (helperRes) {
+							rect.position = 'absolute';
+							rect.zIndex = 8;
+							selectionHelper = $(helperRes)
+								.css(rect)
+								.appendTo(slotContent);
+						}
+					}else{
+						rect.isStart = true; // conside rect a "seg" now
+						rect.isEnd = true;   //
+						selectionHelper = $(slotSegHtml(
+							{
+								title: '',
+								start: startDate,
+								end: endDate,
+								className: ['fc-select-helper'],
+								editable: false
+							},
+							rect
+						));
+						selectionHelper.css('opacity', opt('dragOpacity'));
+					}
+					if (selectionHelper) {
+						slotBind(selectionHelper);
+						slotContent.append(selectionHelper);
+						setOuterWidth(selectionHelper, rect.width, true); // needs to be after appended
+						setOuterHeight(selectionHelper, rect.height, true);
+					}
+				}
+			}
+		}else{
+			renderSlotOverlay(startDate, endDate);
+		}
+	}
+	
+	
+	function clearSelection() {
+		clearOverlays();
+		if (selectionHelper) {
+			selectionHelper.remove();
+			selectionHelper = null;
+		}
+	}
+	
+	
+	function slotSelectionMousedown(ev) {
+		if (ev.which == 1 && opt('selectable')) { // ev.which==1 means left mouse button
+			unselect(ev);
+			var dates;
+			hoverListener.start(function(cell, origCell) {
+				clearSelection();
+				if (cell && cell.col == origCell.col && !cellIsAllDay(cell)) {
+					var d1 = cellDate(origCell);
+					var d2 = cellDate(cell);
+					dates = [
+						d1,
+						addMinutes(cloneDate(d1), opt('slotMinutes')),
+						d2,
+						addMinutes(cloneDate(d2), opt('slotMinutes'))
+					].sort(cmp);
+					renderSlotSelection(dates[0], dates[3]);
+				}else{
+					dates = null;
+				}
+			}, ev);
+			$(document).one('mouseup', function(ev) {
+				hoverListener.stop();
+				if (dates) {
+					if (+dates[0] == +dates[1]) {
+						reportDayClick(dates[0], false, ev);
+					}
+					reportSelection(dates[0], dates[3], false, ev);
+				}
+			});
+		}
+	}
+	
+	
+	function reportDayClick(date, allDay, ev) {
+		trigger('dayClick', dayBodyCells[dayOfWeekCol(date.getDay())], date, allDay, ev);
+	}
+	
+	
+	
+	/* External Dragging
+	--------------------------------------------------------------------------------*/
+	
+	
+	function dragStart(_dragElement, ev, ui) {
+		hoverListener.start(function(cell) {
+			clearOverlays();
+			if (cell) {
+				if (cellIsAllDay(cell)) {
+					renderCellOverlay(cell.row, cell.col, cell.row, cell.col);
+				}else{
+					var d1 = cellDate(cell);
+					var d2 = addMinutes(cloneDate(d1), opt('defaultEventMinutes'));
+					renderSlotOverlay(d1, d2);
+				}
+			}
+		}, ev);
+	}
+	
+	
+	function dragStop(_dragElement, ev, ui) {
+		var cell = hoverListener.stop();
+		clearOverlays();
+		if (cell) {
+			trigger('drop', _dragElement, cellDate(cell), cellIsAllDay(cell), ev, ui);
+		}
+	}
+
+
+}
+
+function AgendaEventRenderer() {
+	var t = this;
+	
+	
+	// exports
+	t.renderEvents = renderEvents;
+	t.compileDaySegs = compileDaySegs; // for DayEventRenderer
+	t.clearEvents = clearEvents;
+	t.slotSegHtml = slotSegHtml;
+	t.bindDaySeg = bindDaySeg;
+	
+	
+	// imports
+	DayEventRenderer.call(t);
+	var opt = t.opt;
+	var trigger = t.trigger;
+	//var setOverflowHidden = t.setOverflowHidden;
+	var isEventDraggable = t.isEventDraggable;
+	var isEventResizable = t.isEventResizable;
+	var eventEnd = t.eventEnd;
+	var reportEvents = t.reportEvents;
+	var reportEventClear = t.reportEventClear;
+	var eventElementHandlers = t.eventElementHandlers;
+	var setHeight = t.setHeight;
+	var getDaySegmentContainer = t.getDaySegmentContainer;
+	var getSlotSegmentContainer = t.getSlotSegmentContainer;
+	var getHoverListener = t.getHoverListener;
+	var getMaxMinute = t.getMaxMinute;
+	var getMinMinute = t.getMinMinute;
+	var timePosition = t.timePosition;
+	var colContentLeft = t.colContentLeft;
+	var colContentRight = t.colContentRight;
+	var renderDaySegs = t.renderDaySegs;
+	var resizableDayEvent = t.resizableDayEvent; // TODO: streamline binding architecture
+	var getColCnt = t.getColCnt;
+	var getColWidth = t.getColWidth;
+	var getSlotHeight = t.getSlotHeight;
+	var getBodyContent = t.getBodyContent;
+	var reportEventElement = t.reportEventElement;
+	var showEvents = t.showEvents;
+	var hideEvents = t.hideEvents;
+	var eventDrop = t.eventDrop;
+	var eventResize = t.eventResize;
+	var renderDayOverlay = t.renderDayOverlay;
+	var clearOverlays = t.clearOverlays;
+	var calendar = t.calendar;
+	var formatDate = calendar.formatDate;
+	var formatDates = calendar.formatDates;
+	
+	
+	
+	/* Rendering
+	----------------------------------------------------------------------------*/
+	
+
+	function renderEvents(events, modifiedEventId) {
+		reportEvents(events);
+		var i, len=events.length,
+			dayEvents=[],
+			slotEvents=[];
+		for (i=0; i<len; i++) {
+			if (events[i].allDay) {
+				dayEvents.push(events[i]);
+			}else{
+				slotEvents.push(events[i]);
+			}
+		}
+		if (opt('allDaySlot')) {
+			renderDaySegs(compileDaySegs(dayEvents), modifiedEventId);
+			setHeight(); // no params means set to viewHeight
+		}
+		renderSlotSegs(compileSlotSegs(slotEvents), modifiedEventId);
+	}
+	
+	
+	function clearEvents() {
+		reportEventClear();
+		getDaySegmentContainer().empty();
+		getSlotSegmentContainer().empty();
+	}
+	
+	
+	function compileDaySegs(events) {
+		var levels = stackSegs(sliceSegs(events, $.map(events, exclEndDay), t.visStart, t.visEnd)),
+			i, levelCnt=levels.length, level,
+			j, seg,
+			segs=[];
+		for (i=0; i<levelCnt; i++) {
+			level = levels[i];
+			for (j=0; j<level.length; j++) {
+				seg = level[j];
+				seg.row = 0;
+				seg.level = i; // not needed anymore
+				segs.push(seg);
+			}
+		}
+		return segs;
+	}
+	
+	
+	function compileSlotSegs(events) {
+		var colCnt = getColCnt(),
+			minMinute = getMinMinute(),
+			maxMinute = getMaxMinute(),
+			d = addMinutes(cloneDate(t.visStart), minMinute),
+			visEventEnds = $.map(events, slotEventEnd),
+			i, col,
+			j, level,
+			k, seg,
+			segs=[];
+		for (i=0; i<colCnt; i++) {
+			col = stackSegs(sliceSegs(events, visEventEnds, d, addMinutes(cloneDate(d), maxMinute-minMinute)));
+			countForwardSegs(col);
+			for (j=0; j<col.length; j++) {
+				level = col[j];
+				for (k=0; k<level.length; k++) {
+					seg = level[k];
+					seg.col = i;
+					seg.level = j;
+					segs.push(seg);
+				}
+			}
+			addDays(d, 1, true);
+		}
+		return segs;
+	}
+	
+	
+	function slotEventEnd(event) {
+		if (event.end) {
+			return cloneDate(event.end);
+		}else{
+			return addMinutes(cloneDate(event.start), opt('defaultEventMinutes'));
+		}
+	}
+	
+	
+	// renders events in the 'time slots' at the bottom
+	
+	function renderSlotSegs(segs, modifiedEventId) {
+	
+		var i, segCnt=segs.length, seg,
+			event,
+			classes,
+			top, bottom,
+			colI, levelI, forward,
+			leftmost,
+			availWidth,
+			outerWidth,
+			left,
+			html='',
+			eventElements,
+			eventElement,
+			triggerRes,
+			vsideCache={},
+			hsideCache={},
+			key, val,
+			contentElement,
+			height,
+			slotSegmentContainer = getSlotSegmentContainer(),
+			rtl, dis, dit,
+			colCnt = getColCnt();
+			
+		if (rtl = opt('isRTL')) {
+			dis = -1;
+			dit = colCnt - 1;
+		}else{
+			dis = 1;
+			dit = 0;
+		}
+			
+		// calculate position/dimensions, create html
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			event = seg.event;
+			top = timePosition(seg.start, seg.start);
+			bottom = timePosition(seg.start, seg.end);
+			colI = seg.col;
+			levelI = seg.level;
+			forward = seg.forward || 0;
+			leftmost = colContentLeft(colI*dis + dit);
+			availWidth = colContentRight(colI*dis + dit) - leftmost;
+			availWidth = Math.min(availWidth-6, availWidth*.95); // TODO: move this to CSS
+			if (levelI) {
+				// indented and thin
+				outerWidth = availWidth / (levelI + forward + 1);
+			}else{
+				if (forward) {
+					// moderately wide, aligned left still
+					outerWidth = ((availWidth / (forward + 1)) - (12/2)) * 2; // 12 is the predicted width of resizer =
+				}else{
+					// can be entire width, aligned left
+					outerWidth = availWidth;
+				}
+			}
+			left = leftmost +                                  // leftmost possible
+				(availWidth / (levelI + forward + 1) * levelI) // indentation
+				* dis + (rtl ? availWidth - outerWidth : 0);   // rtl
+			seg.top = top;
+			seg.left = left;
+			seg.outerWidth = outerWidth;
+			seg.outerHeight = bottom - top;
+			html += slotSegHtml(event, seg);
+		}
+		slotSegmentContainer[0].innerHTML = html; // faster than html()
+		eventElements = slotSegmentContainer.children();
+		
+		// retrieve elements, run through eventRender callback, bind event handlers
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			event = seg.event;
+			eventElement = $(eventElements[i]); // faster than eq()
+			triggerRes = trigger('eventRender', event, event, eventElement);
+			if (triggerRes === false) {
+				eventElement.remove();
+			}else{
+				if (triggerRes && triggerRes !== true) {
+					eventElement.remove();
+					eventElement = $(triggerRes)
+						.css({
+							position: 'absolute',
+							top: seg.top,
+							left: seg.left
+						})
+						.appendTo(slotSegmentContainer);
+				}
+				seg.element = eventElement;
+				if (event._id === modifiedEventId) {
+					bindSlotSeg(event, eventElement, seg);
+				}else{
+					eventElement[0]._fci = i; // for lazySegBind
+				}
+				reportEventElement(event, eventElement);
+			}
+		}
+		
+		lazySegBind(slotSegmentContainer, segs, bindSlotSeg);
+		
+		// record event sides and title positions
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			if (eventElement = seg.element) {
+				val = vsideCache[key = seg.key = cssKey(eventElement[0])];
+				seg.vsides = val === undefined ? (vsideCache[key] = vsides(eventElement, true)) : val;
+				val = hsideCache[key];
+				seg.hsides = val === undefined ? (hsideCache[key] = hsides(eventElement, true)) : val;
+				contentElement = eventElement.find('div.fc-event-content');
+				if (contentElement.length) {
+					seg.contentTop = contentElement[0].offsetTop;
+				}
+			}
+		}
+		
+		// set all positions/dimensions at once
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			if (eventElement = seg.element) {
+				eventElement[0].style.width = Math.max(0, seg.outerWidth - seg.hsides) + 'px';
+				height = Math.max(0, seg.outerHeight - seg.vsides);
+				eventElement[0].style.height = height + 'px';
+				event = seg.event;
+				if (seg.contentTop !== undefined && height - seg.contentTop < 10) {
+					// not enough room for title, put it in the time header
+					eventElement.find('div.fc-event-time')
+						.text(formatDate(event.start, opt('timeFormat')) + ' - ' + event.title);
+					eventElement.find('div.fc-event-title')
+						.remove();
+				}
+				trigger('eventAfterRender', event, event, eventElement);
+			}
+		}
+					
+	}
+	
+	
+	function slotSegHtml(event, seg) {
+		var html = "<";
+		var url = event.url;
+		var skinCss = getSkinCss(event, opt);
+		var skinCssAttr = (skinCss ? " style='" + skinCss + "'" : '');
+		var classes = ['fc-event', 'fc-event-skin', 'fc-event-vert'];
+		if (isEventDraggable(event)) {
+			classes.push('fc-event-draggable');
+		}
+		if (seg.isStart) {
+			classes.push('fc-corner-top');
+		}
+		if (seg.isEnd) {
+			classes.push('fc-corner-bottom');
+		}
+		classes = classes.concat(event.className);
+		if (event.source) {
+			classes = classes.concat(event.source.className || []);
+		}
+		if (url) {
+			html += "a href='" + htmlEscape(event.url) + "'";
+		}else{
+			html += "div";
+		}
+		html +=
+			" class='" + classes.join(' ') + "'" +
+			" style='position:absolute;z-index:8;top:" + seg.top + "px;left:" + seg.left + "px;" + skinCss + "'" +
+			">" +
+			"<div class='fc-event-inner fc-event-skin'" + skinCssAttr + ">" +
+			"<div class='fc-event-head fc-event-skin'" + skinCssAttr + ">" +
+			"<div class='fc-event-time'>" +
+			htmlEscape(formatDates(event.start, event.end, opt('timeFormat'))) +
+			"</div>" +
+			"</div>" +
+			"<div class='fc-event-content'>" +
+			"<div class='fc-event-title'>" +
+			htmlEscape(event.title) +
+			"</div>" +
+			"</div>" +
+			"<div class='fc-event-bg'></div>" +
+			"</div>"; // close inner
+		if (seg.isEnd && isEventResizable(event)) {
+			html +=
+				"<div class='ui-resizable-handle ui-resizable-s'>=</div>";
+		}
+		html +=
+			"</" + (url ? "a" : "div") + ">";
+		return html;
+	}
+	
+	
+	function bindDaySeg(event, eventElement, seg) {
+		if (isEventDraggable(event)) {
+			draggableDayEvent(event, eventElement, seg.isStart);
+		}
+		if (seg.isEnd && isEventResizable(event)) {
+			resizableDayEvent(event, eventElement, seg);
+		}
+		eventElementHandlers(event, eventElement);
+			// needs to be after, because resizableDayEvent might stopImmediatePropagation on click
+	}
+	
+	
+	function bindSlotSeg(event, eventElement, seg) {
+		var timeElement = eventElement.find('div.fc-event-time');
+		if (isEventDraggable(event)) {
+			draggableSlotEvent(event, eventElement, timeElement);
+		}
+		if (seg.isEnd && isEventResizable(event)) {
+			resizableSlotEvent(event, eventElement, timeElement);
+		}
+		eventElementHandlers(event, eventElement);
+	}
+	
+	
+	
+	/* Dragging
+	-----------------------------------------------------------------------------------*/
+	
+	
+	// when event starts out FULL-DAY
+	
+	function draggableDayEvent(event, eventElement, isStart) {
+		var origWidth;
+		var revert;
+		var allDay=true;
+		var dayDelta;
+		var dis = opt('isRTL') ? -1 : 1;
+		var hoverListener = getHoverListener();
+		var colWidth = getColWidth();
+		var slotHeight = getSlotHeight();
+		var minMinute = getMinMinute();
+		eventElement.draggable({
+			zIndex: 9,
+			opacity: opt('dragOpacity', 'month'), // use whatever the month view was using
+			revertDuration: opt('dragRevertDuration'),
+			start: function(ev, ui) {
+				trigger('eventDragStart', eventElement, event, ev, ui);
+				hideEvents(event, eventElement);
+				origWidth = eventElement.width();
+				hoverListener.start(function(cell, origCell, rowDelta, colDelta) {
+					clearOverlays();
+					if (cell) {
+						//setOverflowHidden(true);
+						revert = false;
+						dayDelta = colDelta * dis;
+						if (!cell.row) {
+							// on full-days
+							renderDayOverlay(
+								addDays(cloneDate(event.start), dayDelta),
+								addDays(exclEndDay(event), dayDelta)
+							);
+							resetElement();
+						}else{
+							// mouse is over bottom slots
+							if (isStart) {
+								if (allDay) {
+									// convert event to temporary slot-event
+									eventElement.width(colWidth - 10); // don't use entire width
+									setOuterHeight(
+										eventElement,
+										slotHeight * Math.round(
+											(event.end ? ((event.end - event.start) / MINUTE_MS) : opt('defaultEventMinutes'))
+											/ opt('slotMinutes')
+										)
+									);
+									eventElement.draggable('option', 'grid', [colWidth, 1]);
+									allDay = false;
+								}
+							}else{
+								revert = true;
+							}
+						}
+						revert = revert || (allDay && !dayDelta);
+					}else{
+						resetElement();
+						//setOverflowHidden(false);
+						revert = true;
+					}
+					eventElement.draggable('option', 'revert', revert);
+				}, ev, 'drag');
+			},
+			stop: function(ev, ui) {
+				hoverListener.stop();
+				clearOverlays();
+				trigger('eventDragStop', eventElement, event, ev, ui);
+				if (revert) {
+					// hasn't moved or is out of bounds (draggable has already reverted)
+					resetElement();
+					eventElement.css('filter', ''); // clear IE opacity side-effects
+					showEvents(event, eventElement);
+				}else{
+					// changed!
+					var minuteDelta = 0;
+					if (!allDay) {
+						minuteDelta = Math.round((eventElement.offset().top - getBodyContent().offset().top) / slotHeight)
+							* opt('slotMinutes')
+							+ minMinute
+							- (event.start.getHours() * 60 + event.start.getMinutes());
+					}
+					eventDrop(this, event, dayDelta, minuteDelta, allDay, ev, ui);
+				}
+				//setOverflowHidden(false);
+			}
+		});
+		function resetElement() {
+			if (!allDay) {
+				eventElement
+					.width(origWidth)
+					.height('')
+					.draggable('option', 'grid', null);
+				allDay = true;
+			}
+		}
+	}
+	
+	
+	// when event starts out IN TIMESLOTS
+	
+	function draggableSlotEvent(event, eventElement, timeElement) {
+		var origPosition;
+		var allDay=false;
+		var dayDelta;
+		var minuteDelta;
+		var prevMinuteDelta;
+		var dis = opt('isRTL') ? -1 : 1;
+		var hoverListener = getHoverListener();
+		var colCnt = getColCnt();
+		var colWidth = getColWidth();
+		var slotHeight = getSlotHeight();
+		eventElement.draggable({
+			zIndex: 9,
+			scroll: false,
+			grid: [colWidth, slotHeight],
+			axis: colCnt==1 ? 'y' : false,
+			opacity: opt('dragOpacity'),
+			revertDuration: opt('dragRevertDuration'),
+			start: function(ev, ui) {
+				trigger('eventDragStart', eventElement, event, ev, ui);
+				hideEvents(event, eventElement);
+				origPosition = eventElement.position();
+				minuteDelta = prevMinuteDelta = 0;
+				hoverListener.start(function(cell, origCell, rowDelta, colDelta) {
+					eventElement.draggable('option', 'revert', !cell);
+					clearOverlays();
+					if (cell) {
+						dayDelta = colDelta * dis;
+						if (opt('allDaySlot') && !cell.row) {
+							// over full days
+							if (!allDay) {
+								// convert to temporary all-day event
+								allDay = true;
+								timeElement.hide();
+								eventElement.draggable('option', 'grid', null);
+							}
+							renderDayOverlay(
+								addDays(cloneDate(event.start), dayDelta),
+								addDays(exclEndDay(event), dayDelta)
+							);
+						}else{
+							// on slots
+							resetElement();
+						}
+					}
+				}, ev, 'drag');
+			},
+			drag: function(ev, ui) {
+				minuteDelta = Math.round((ui.position.top - origPosition.top) / slotHeight) * opt('slotMinutes');
+				if (minuteDelta != prevMinuteDelta) {
+					if (!allDay) {
+						updateTimeText(minuteDelta);
+					}
+					prevMinuteDelta = minuteDelta;
+				}
+			},
+			stop: function(ev, ui) {
+				var cell = hoverListener.stop();
+				clearOverlays();
+				trigger('eventDragStop', eventElement, event, ev, ui);
+				if (cell && (dayDelta || minuteDelta || allDay)) {
+					// changed!
+					eventDrop(this, event, dayDelta, allDay ? 0 : minuteDelta, allDay, ev, ui);
+				}else{
+					// either no change or out-of-bounds (draggable has already reverted)
+					resetElement();
+					eventElement.css('filter', ''); // clear IE opacity side-effects
+					eventElement.css(origPosition); // sometimes fast drags make event revert to wrong position
+					updateTimeText(0);
+					showEvents(event, eventElement);
+				}
+			}
+		});
+		function updateTimeText(minuteDelta) {
+			var newStart = addMinutes(cloneDate(event.start), minuteDelta);
+			var newEnd;
+			if (event.end) {
+				newEnd = addMinutes(cloneDate(event.end), minuteDelta);
+			}
+			timeElement.text(formatDates(newStart, newEnd, opt('timeFormat')));
+		}
+		function resetElement() {
+			// convert back to original slot-event
+			if (allDay) {
+				timeElement.css('display', ''); // show() was causing display=inline
+				eventElement.draggable('option', 'grid', [colWidth, slotHeight]);
+				allDay = false;
+			}
+		}
+	}
+	
+	
+	
+	/* Resizing
+	--------------------------------------------------------------------------------------*/
+	
+	
+	function resizableSlotEvent(event, eventElement, timeElement) {
+		var slotDelta, prevSlotDelta;
+		var slotHeight = getSlotHeight();
+		eventElement.resizable({
+			handles: {
+				s: 'div.ui-resizable-s'
+			},
+			grid: slotHeight,
+			start: function(ev, ui) {
+				slotDelta = prevSlotDelta = 0;
+				hideEvents(event, eventElement);
+				eventElement.css('z-index', 9);
+				trigger('eventResizeStart', this, event, ev, ui);
+			},
+			resize: function(ev, ui) {
+				// don't rely on ui.size.height, doesn't take grid into account
+				slotDelta = Math.round((Math.max(slotHeight, eventElement.height()) - ui.originalSize.height) / slotHeight);
+				if (slotDelta != prevSlotDelta) {
+					timeElement.text(
+						formatDates(
+							event.start,
+							(!slotDelta && !event.end) ? null : // no change, so don't display time range
+								addMinutes(eventEnd(event), opt('slotMinutes')*slotDelta),
+							opt('timeFormat')
+						)
+					);
+					prevSlotDelta = slotDelta;
+				}
+			},
+			stop: function(ev, ui) {
+				trigger('eventResizeStop', this, event, ev, ui);
+				if (slotDelta) {
+					eventResize(this, event, 0, opt('slotMinutes')*slotDelta, ev, ui);
+				}else{
+					eventElement.css('z-index', 8);
+					showEvents(event, eventElement);
+					// BUG: if event was really short, need to put title back in span
+				}
+			}
+		});
+	}
+	
+
+}
+
+
+function countForwardSegs(levels) {
+	var i, j, k, level, segForward, segBack;
+	for (i=levels.length-1; i>0; i--) {
+		level = levels[i];
+		for (j=0; j<level.length; j++) {
+			segForward = level[j];
+			for (k=0; k<levels[i-1].length; k++) {
+				segBack = levels[i-1][k];
+				if (segsCollide(segForward, segBack)) {
+					segBack.forward = Math.max(segBack.forward||0, (segForward.forward||0)+1);
+				}
+			}
+		}
+	}
+}
+
+
+
+
+function View(element, calendar, viewName) {
+	var t = this;
+	
+	
+	// exports
+	t.element = element;
+	t.calendar = calendar;
+	t.name = viewName;
+	t.opt = opt;
+	t.trigger = trigger;
+	//t.setOverflowHidden = setOverflowHidden;
+	t.isEventDraggable = isEventDraggable;
+	t.isEventResizable = isEventResizable;
+	t.reportEvents = reportEvents;
+	t.eventEnd = eventEnd;
+	t.reportEventElement = reportEventElement;
+	t.reportEventClear = reportEventClear;
+	t.eventElementHandlers = eventElementHandlers;
+	t.showEvents = showEvents;
+	t.hideEvents = hideEvents;
+	t.eventDrop = eventDrop;
+	t.eventResize = eventResize;
+	// t.title
+	// t.start, t.end
+	// t.visStart, t.visEnd
+	
+	
+	// imports
+	var defaultEventEnd = t.defaultEventEnd;
+	var normalizeEvent = calendar.normalizeEvent; // in EventManager
+	var reportEventChange = calendar.reportEventChange;
+	
+	
+	// locals
+	var eventsByID = {};
+	var eventElements = [];
+	var eventElementsByID = {};
+	var options = calendar.options;
+	
+	
+	
+	function opt(name, viewNameOverride) {
+		var v = options[name];
+		if (typeof v == 'object') {
+			return smartProperty(v, viewNameOverride || viewName);
+		}
+		return v;
+	}
+
+	
+	function trigger(name, thisObj) {
+		return calendar.trigger.apply(
+			calendar,
+			[name, thisObj || t].concat(Array.prototype.slice.call(arguments, 2), [t])
+		);
+	}
+	
+	
+	/*
+	function setOverflowHidden(bool) {
+		element.css('overflow', bool ? 'hidden' : '');
+	}
+	*/
+	
+	
+	function isEventDraggable(event) {
+		return isEventEditable(event) && !opt('disableDragging');
+	}
+	
+	
+	function isEventResizable(event) { // but also need to make sure the seg.isEnd == true
+		return isEventEditable(event) && !opt('disableResizing');
+	}
+	
+	
+	function isEventEditable(event) {
+		return firstDefined(event.editable, (event.source || {}).editable, opt('editable'));
+	}
+	
+	
+	
+	/* Event Data
+	------------------------------------------------------------------------------*/
+	
+	
+	// report when view receives new events
+	function reportEvents(events) { // events are already normalized at this point
+		eventsByID = {};
+		var i, len=events.length, event;
+		for (i=0; i<len; i++) {
+			event = events[i];
+			if (eventsByID[event._id]) {
+				eventsByID[event._id].push(event);
+			}else{
+				eventsByID[event._id] = [event];
+			}
+		}
+	}
+	
+	
+	// returns a Date object for an event's end
+	function eventEnd(event) {
+		return event.end ? cloneDate(event.end) : defaultEventEnd(event);
+	}
+	
+	
+	
+	/* Event Elements
+	------------------------------------------------------------------------------*/
+	
+	
+	// report when view creates an element for an event
+	function reportEventElement(event, element) {
+		eventElements.push(element);
+		if (eventElementsByID[event._id]) {
+			eventElementsByID[event._id].push(element);
+		}else{
+			eventElementsByID[event._id] = [element];
+		}
+	}
+	
+	
+	function reportEventClear() {
+		eventElements = [];
+		eventElementsByID = {};
+	}
+	
+	
+	// attaches eventClick, eventMouseover, eventMouseout
+	function eventElementHandlers(event, eventElement) {
+		eventElement
+			.click(function(ev) {
+				if (!eventElement.hasClass('ui-draggable-dragging') &&
+					!eventElement.hasClass('ui-resizable-resizing')) {
+						return trigger('eventClick', this, event, ev);
+					}
+			})
+			.hover(
+				function(ev) {
+					trigger('eventMouseover', this, event, ev);
+				},
+				function(ev) {
+					trigger('eventMouseout', this, event, ev);
+				}
+			);
+		// TODO: don't fire eventMouseover/eventMouseout *while* dragging is occuring (on subject element)
+		// TODO: same for resizing
+	}
+	
+	
+	function showEvents(event, exceptElement) {
+		eachEventElement(event, exceptElement, 'show');
+	}
+	
+	
+	function hideEvents(event, exceptElement) {
+		eachEventElement(event, exceptElement, 'hide');
+	}
+	
+	
+	function eachEventElement(event, exceptElement, funcName) {
+		var elements = eventElementsByID[event._id],
+			i, len = elements.length;
+		for (i=0; i<len; i++) {
+			if (!exceptElement || elements[i][0] != exceptElement[0]) {
+				elements[i][funcName]();
+			}
+		}
+	}
+	
+	
+	
+	/* Event Modification Reporting
+	---------------------------------------------------------------------------------*/
+	
+	
+	function eventDrop(e, event, dayDelta, minuteDelta, allDay, ev, ui) {
+		var oldAllDay = event.allDay;
+		var eventId = event._id;
+		moveEvents(eventsByID[eventId], dayDelta, minuteDelta, allDay);
+		trigger(
+			'eventDrop',
+			e,
+			event,
+			dayDelta,
+			minuteDelta,
+			allDay,
+			function() {
+				// TODO: investigate cases where this inverse technique might not work
+				moveEvents(eventsByID[eventId], -dayDelta, -minuteDelta, oldAllDay);
+				reportEventChange(eventId);
+			},
+			ev,
+			ui
+		);
+		reportEventChange(eventId);
+	}
+	
+	
+	function eventResize(e, event, dayDelta, minuteDelta, ev, ui) {
+		var eventId = event._id;
+		elongateEvents(eventsByID[eventId], dayDelta, minuteDelta);
+		trigger(
+			'eventResize',
+			e,
+			event,
+			dayDelta,
+			minuteDelta,
+			function() {
+				// TODO: investigate cases where this inverse technique might not work
+				elongateEvents(eventsByID[eventId], -dayDelta, -minuteDelta);
+				reportEventChange(eventId);
+			},
+			ev,
+			ui
+		);
+		reportEventChange(eventId);
+	}
+	
+	
+	
+	/* Event Modification Math
+	---------------------------------------------------------------------------------*/
+	
+	
+	function moveEvents(events, dayDelta, minuteDelta, allDay) {
+		minuteDelta = minuteDelta || 0;
+		for (var e, len=events.length, i=0; i<len; i++) {
+			e = events[i];
+			if (allDay !== undefined) {
+				e.allDay = allDay;
+			}
+			addMinutes(addDays(e.start, dayDelta, true), minuteDelta);
+			if (e.end) {
+				e.end = addMinutes(addDays(e.end, dayDelta, true), minuteDelta);
+			}
+			normalizeEvent(e, options);
+		}
+	}
+	
+	
+	function elongateEvents(events, dayDelta, minuteDelta) {
+		minuteDelta = minuteDelta || 0;
+		for (var e, len=events.length, i=0; i<len; i++) {
+			e = events[i];
+			e.end = addMinutes(addDays(eventEnd(e), dayDelta, true), minuteDelta);
+			normalizeEvent(e, options);
+		}
+	}
+	
+
+}
+
+function DayEventRenderer() {
+	var t = this;
+
+	
+	// exports
+	t.renderDaySegs = renderDaySegs;
+	t.resizableDayEvent = resizableDayEvent;
+	
+	
+	// imports
+	var opt = t.opt;
+	var trigger = t.trigger;
+	var isEventDraggable = t.isEventDraggable;
+	var isEventResizable = t.isEventResizable;
+	var eventEnd = t.eventEnd;
+	var reportEventElement = t.reportEventElement;
+	var showEvents = t.showEvents;
+	var hideEvents = t.hideEvents;
+	var eventResize = t.eventResize;
+	var getRowCnt = t.getRowCnt;
+	var getColCnt = t.getColCnt;
+	var getColWidth = t.getColWidth;
+	var allDayRow = t.allDayRow;
+	var allDayBounds = t.allDayBounds;
+	var colContentLeft = t.colContentLeft;
+	var colContentRight = t.colContentRight;
+	var dayOfWeekCol = t.dayOfWeekCol;
+	var dateCell = t.dateCell;
+	var compileDaySegs = t.compileDaySegs;
+	var getDaySegmentContainer = t.getDaySegmentContainer;
+	var bindDaySeg = t.bindDaySeg; //TODO: streamline this
+	var formatDates = t.calendar.formatDates;
+	var renderDayOverlay = t.renderDayOverlay;
+	var clearOverlays = t.clearOverlays;
+	var clearSelection = t.clearSelection;
+	
+	
+	
+	/* Rendering
+	-----------------------------------------------------------------------------*/
+	
+	
+	function renderDaySegs(segs, modifiedEventId) {
+		var segmentContainer = getDaySegmentContainer();
+		var rowDivs;
+		var rowCnt = getRowCnt();
+		var colCnt = getColCnt();
+		var i = 0;
+		var rowI;
+		var levelI;
+		var colHeights;
+		var j;
+		var segCnt = segs.length;
+		var seg;
+		var top;
+		var k;
+		segmentContainer[0].innerHTML = daySegHTML(segs); // faster than .html()
+		daySegElementResolve(segs, segmentContainer.children());
+		daySegElementReport(segs);
+		daySegHandlers(segs, segmentContainer, modifiedEventId);
+		daySegCalcHSides(segs);
+		daySegSetWidths(segs);
+		daySegCalcHeights(segs);
+		rowDivs = getRowDivs();
+		// set row heights, calculate event tops (in relation to row top)
+		for (rowI=0; rowI<rowCnt; rowI++) {
+			levelI = 0;
+			colHeights = [];
+			for (j=0; j<colCnt; j++) {
+				colHeights[j] = 0;
+			}
+			while (i<segCnt && (seg = segs[i]).row == rowI) {
+				// loop through segs in a row
+				top = arrayMax(colHeights.slice(seg.startCol, seg.endCol));
+				seg.top = top;
+				top += seg.outerHeight;
+				for (k=seg.startCol; k<seg.endCol; k++) {
+					colHeights[k] = top;
+				}
+				i++;
+			}
+			rowDivs[rowI].height(arrayMax(colHeights));
+		}
+		daySegSetTops(segs, getRowTops(rowDivs));
+	}
+	
+	
+	function renderTempDaySegs(segs, adjustRow, adjustTop) {
+		var tempContainer = $("<div/>");
+		var elements;
+		var segmentContainer = getDaySegmentContainer();
+		var i;
+		var segCnt = segs.length;
+		var element;
+		tempContainer[0].innerHTML = daySegHTML(segs); // faster than .html()
+		elements = tempContainer.children();
+		segmentContainer.append(elements);
+		daySegElementResolve(segs, elements);
+		daySegCalcHSides(segs);
+		daySegSetWidths(segs);
+		daySegCalcHeights(segs);
+		daySegSetTops(segs, getRowTops(getRowDivs()));
+		elements = [];
+		for (i=0; i<segCnt; i++) {
+			element = segs[i].element;
+			if (element) {
+				if (segs[i].row === adjustRow) {
+					element.css('top', adjustTop);
+				}
+				elements.push(element[0]);
+			}
+		}
+		return $(elements);
+	}
+	
+	
+	function daySegHTML(segs) { // also sets seg.left and seg.outerWidth
+		var rtl = opt('isRTL');
+		var i;
+		var segCnt=segs.length;
+		var seg;
+		var event;
+		var url;
+		var classes;
+		var bounds = allDayBounds();
+		var minLeft = bounds.left;
+		var maxLeft = bounds.right;
+		var leftCol;
+		var rightCol;
+		var left;
+		var right;
+		var skinCss;
+		var html = '';
+		// calculate desired position/dimensions, create html
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			event = seg.event;
+			classes = ['fc-event', 'fc-event-skin', 'fc-event-hori'];
+			if (isEventDraggable(event)) {
+				classes.push('fc-event-draggable');
+			}
+			if (rtl) {
+				if (seg.isStart) {
+					classes.push('fc-corner-right');
+				}
+				if (seg.isEnd) {
+					classes.push('fc-corner-left');
+				}
+				leftCol = dayOfWeekCol(seg.end.getDay()-1);
+				rightCol = dayOfWeekCol(seg.start.getDay());
+				left = seg.isEnd ? colContentLeft(leftCol) : minLeft;
+				right = seg.isStart ? colContentRight(rightCol) : maxLeft;
+			}else{
+				if (seg.isStart) {
+					classes.push('fc-corner-left');
+				}
+				if (seg.isEnd) {
+					classes.push('fc-corner-right');
+				}
+				leftCol = dayOfWeekCol(seg.start.getDay());
+				rightCol = dayOfWeekCol(seg.end.getDay()-1);
+				left = seg.isStart ? colContentLeft(leftCol) : minLeft;
+				right = seg.isEnd ? colContentRight(rightCol) : maxLeft;
+			}
+			classes = classes.concat(event.className);
+			if (event.source) {
+				classes = classes.concat(event.source.className || []);
+			}
+			url = event.url;
+			skinCss = getSkinCss(event, opt);
+			if (url) {
+				html += "<a href='" + htmlEscape(url) + "'";
+			}else{
+				html += "<div";
+			}
+			html +=
+				" class='" + classes.join(' ') + "'" +
+				" style='position:absolute;z-index:8;left:"+left+"px;" + skinCss + "'" +
+				">" +
+				"<div" +
+				" class='fc-event-inner fc-event-skin'" +
+				(skinCss ? " style='" + skinCss + "'" : '') +
+				">";
+			if (!event.allDay && seg.isStart) {
+				html +=
+					"<span class='fc-event-time'>" +
+					htmlEscape(formatDates(event.start, event.end, opt('timeFormat'))) +
+					"</span>";
+			}
+			html +=
+				"<span class='fc-event-title'>" + htmlEscape(event.title) + "</span>" +
+				"</div>";
+			if (seg.isEnd && isEventResizable(event)) {
+				html +=
+					"<div class='ui-resizable-handle ui-resizable-" + (rtl ? 'w' : 'e') + "'>" +
+					"&nbsp;&nbsp;&nbsp;" + // makes hit area a lot better for IE6/7
+					"</div>";
+			}
+			html +=
+				"</" + (url ? "a" : "div" ) + ">";
+			seg.left = left;
+			seg.outerWidth = right - left;
+			seg.startCol = leftCol;
+			seg.endCol = rightCol + 1; // needs to be exclusive
+		}
+		return html;
+	}
+	
+	
+	function daySegElementResolve(segs, elements) { // sets seg.element
+		var i;
+		var segCnt = segs.length;
+		var seg;
+		var event;
+		var element;
+		var triggerRes;
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			event = seg.event;
+			element = $(elements[i]); // faster than .eq()
+			triggerRes = trigger('eventRender', event, event, element);
+			if (triggerRes === false) {
+				element.remove();
+			}else{
+				if (triggerRes && triggerRes !== true) {
+					triggerRes = $(triggerRes)
+						.css({
+							position: 'absolute',
+							left: seg.left
+						});
+					element.replaceWith(triggerRes);
+					element = triggerRes;
+				}
+				seg.element = element;
+			}
+		}
+	}
+	
+	
+	function daySegElementReport(segs) {
+		var i;
+		var segCnt = segs.length;
+		var seg;
+		var element;
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			element = seg.element;
+			if (element) {
+				reportEventElement(seg.event, element);
+			}
+		}
+	}
+	
+	
+	function daySegHandlers(segs, segmentContainer, modifiedEventId) {
+		var i;
+		var segCnt = segs.length;
+		var seg;
+		var element;
+		var event;
+		// retrieve elements, run through eventRender callback, bind handlers
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			element = seg.element;
+			if (element) {
+				event = seg.event;
+				if (event._id === modifiedEventId) {
+					bindDaySeg(event, element, seg);
+				}else{
+					element[0]._fci = i; // for lazySegBind
+				}
+			}
+		}
+		lazySegBind(segmentContainer, segs, bindDaySeg);
+	}
+	
+	
+	function daySegCalcHSides(segs) { // also sets seg.key
+		var i;
+		var segCnt = segs.length;
+		var seg;
+		var element;
+		var key, val;
+		var hsideCache = {};
+		// record event horizontal sides
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			element = seg.element;
+			if (element) {
+				key = seg.key = cssKey(element[0]);
+				val = hsideCache[key];
+				if (val === undefined) {
+					val = hsideCache[key] = hsides(element, true);
+				}
+				seg.hsides = val;
+			}
+		}
+	}
+	
+	
+	function daySegSetWidths(segs) {
+		var i;
+		var segCnt = segs.length;
+		var seg;
+		var element;
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			element = seg.element;
+			if (element) {
+				element[0].style.width = Math.max(0, seg.outerWidth - seg.hsides) + 'px';
+			}
+		}
+	}
+	
+	
+	function daySegCalcHeights(segs) {
+		var i;
+		var segCnt = segs.length;
+		var seg;
+		var element;
+		var key, val;
+		var vmarginCache = {};
+		// record event heights
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			element = seg.element;
+			if (element) {
+				key = seg.key; // created in daySegCalcHSides
+				val = vmarginCache[key];
+				if (val === undefined) {
+					val = vmarginCache[key] = vmargins(element);
+				}
+				seg.outerHeight = element[0].offsetHeight + val;
+			}
+		}
+	}
+	
+	
+	function getRowDivs() {
+		var i;
+		var rowCnt = getRowCnt();
+		var rowDivs = [];
+		for (i=0; i<rowCnt; i++) {
+			rowDivs[i] = allDayRow(i)
+				.find('td:first div.fc-day-content > div'); // optimal selector?
+		}
+		return rowDivs;
+	}
+	
+	
+	function getRowTops(rowDivs) {
+		var i;
+		var rowCnt = rowDivs.length;
+		var tops = [];
+		for (i=0; i<rowCnt; i++) {
+			tops[i] = rowDivs[i][0].offsetTop; // !!?? but this means the element needs position:relative if in a table cell!!!!
+		}
+		return tops;
+	}
+	
+	
+	function daySegSetTops(segs, rowTops) { // also triggers eventAfterRender
+		var i;
+		var segCnt = segs.length;
+		var seg;
+		var element;
+		var event;
+		for (i=0; i<segCnt; i++) {
+			seg = segs[i];
+			element = seg.element;
+			if (element) {
+				element[0].style.top = rowTops[seg.row] + (seg.top||0) + 'px';
+				event = seg.event;
+				trigger('eventAfterRender', event, event, element);
+			}
+		}
+	}
+	
+	
+	
+	/* Resizing
+	-----------------------------------------------------------------------------------*/
+	
+	
+	function resizableDayEvent(event, element, seg) {
+		var rtl = opt('isRTL');
+		var direction = rtl ? 'w' : 'e';
+		var handle = element.find('div.ui-resizable-' + direction);
+		var isResizing = false;
+		
+		// TODO: look into using jquery-ui mouse widget for this stuff
+		disableTextSelection(element); // prevent native <a> selection for IE
+		element
+			.mousedown(function(ev) { // prevent native <a> selection for others
+				ev.preventDefault();
+			})
+			.click(function(ev) {
+				if (isResizing) {
+					ev.preventDefault(); // prevent link from being visited (only method that worked in IE6)
+					ev.stopImmediatePropagation(); // prevent fullcalendar eventClick handler from being called
+					                               // (eventElementHandlers needs to be bound after resizableDayEvent)
+				}
+			});
+		
+		handle.mousedown(function(ev) {
+			if (ev.which != 1) {
+				return; // needs to be left mouse button
+			}
+			isResizing = true;
+			var hoverListener = t.getHoverListener();
+			var rowCnt = getRowCnt();
+			var colCnt = getColCnt();
+			var dis = rtl ? -1 : 1;
+			var dit = rtl ? colCnt-1 : 0;
+			var elementTop = element.css('top');
+			var dayDelta;
+			var helpers;
+			var eventCopy = $.extend({}, event);
+			var minCell = dateCell(event.start);
+			clearSelection();
+			$('body')
+				.css('cursor', direction + '-resize')
+				.one('mouseup', mouseup);
+			trigger('eventResizeStart', this, event, ev);
+			hoverListener.start(function(cell, origCell) {
+				if (cell) {
+					var r = Math.max(minCell.row, cell.row);
+					var c = cell.col;
+					if (rowCnt == 1) {
+						r = 0; // hack for all-day area in agenda views
+					}
+					if (r == minCell.row) {
+						if (rtl) {
+							c = Math.min(minCell.col, c);
+						}else{
+							c = Math.max(minCell.col, c);
+						}
+					}
+					dayDelta = (r*7 + c*dis+dit) - (origCell.row*7 + origCell.col*dis+dit);
+					var newEnd = addDays(eventEnd(event), dayDelta, true);
+					if (dayDelta) {
+						eventCopy.end = newEnd;
+						var oldHelpers = helpers;
+						helpers = renderTempDaySegs(compileDaySegs([eventCopy]), seg.row, elementTop);
+						helpers.find('*').css('cursor', direction + '-resize');
+						if (oldHelpers) {
+							oldHelpers.remove();
+						}
+						hideEvents(event);
+					}else{
+						if (helpers) {
+							showEvents(event);
+							helpers.remove();
+							helpers = null;
+						}
+					}
+					clearOverlays();
+					renderDayOverlay(event.start, addDays(cloneDate(newEnd), 1)); // coordinate grid already rebuild at hoverListener.start
+				}
+			}, ev);
+			
+			function mouseup(ev) {
+				trigger('eventResizeStop', this, event, ev);
+				$('body').css('cursor', '');
+				hoverListener.stop();
+				clearOverlays();
+				if (dayDelta) {
+					eventResize(this, event, dayDelta, 0, ev);
+					// event redraw will clear helpers
+				}
+				// otherwise, the drag handler already restored the old events
+				
+				setTimeout(function() { // make this happen after the element's click event
+					isResizing = false;
+				},0);
+			}
+			
+		});
+	}
+	
+
+}
+
+//BUG: unselect needs to be triggered when events are dragged+dropped
+
+function SelectionManager() {
+	var t = this;
+	
+	
+	// exports
+	t.select = select;
+	t.unselect = unselect;
+	t.reportSelection = reportSelection;
+	t.daySelectionMousedown = daySelectionMousedown;
+	
+	
+	// imports
+	var opt = t.opt;
+	var trigger = t.trigger;
+	var defaultSelectionEnd = t.defaultSelectionEnd;
+	var renderSelection = t.renderSelection;
+	var clearSelection = t.clearSelection;
+	
+	
+	// locals
+	var selected = false;
+
+
+
+	// unselectAuto
+	if (opt('selectable') && opt('unselectAuto')) {
+		$(document).mousedown(function(ev) {
+			var ignore = opt('unselectCancel');
+			if (ignore) {
+				if ($(ev.target).parents(ignore).length) { // could be optimized to stop after first match
+					return;
+				}
+			}
+			unselect(ev);
+		});
+	}
+	
+
+	function select(startDate, endDate, allDay) {
+		unselect();
+		if (!endDate) {
+			endDate = defaultSelectionEnd(startDate, allDay);
+		}
+		renderSelection(startDate, endDate, allDay);
+		reportSelection(startDate, endDate, allDay);
+	}
+	
+	
+	function unselect(ev) {
+		if (selected) {
+			selected = false;
+			clearSelection();
+			trigger('unselect', null, ev);
+		}
+	}
+	
+	
+	function reportSelection(startDate, endDate, allDay, ev) {
+		selected = true;
+		trigger('select', null, startDate, endDate, allDay, ev);
+	}
+	
+	
+	function daySelectionMousedown(ev) { // not really a generic manager method, oh well
+		var cellDate = t.cellDate;
+		var cellIsAllDay = t.cellIsAllDay;
+		var hoverListener = t.getHoverListener();
+		var reportDayClick = t.reportDayClick; // this is hacky and sort of weird
+		if (ev.which == 1 && opt('selectable')) { // which==1 means left mouse button
+			unselect(ev);
+			var _mousedownElement = this;
+			var dates;
+			hoverListener.start(function(cell, origCell) { // TODO: maybe put cellDate/cellIsAllDay info in cell
+				clearSelection();
+				if (cell && cellIsAllDay(cell)) {
+					dates = [ cellDate(origCell), cellDate(cell) ].sort(cmp);
+					renderSelection(dates[0], dates[1], true);
+				}else{
+					dates = null;
+				}
+			}, ev);
+			$(document).one('mouseup', function(ev) {
+				hoverListener.stop();
+				if (dates) {
+					if (+dates[0] == +dates[1]) {
+						reportDayClick(dates[0], true, ev);
+					}
+					reportSelection(dates[0], dates[1], true, ev);
+				}
+			});
+		}
+	}
+
+
+}
+ 
+function OverlayManager() {
+	var t = this;
+	
+	
+	// exports
+	t.renderOverlay = renderOverlay;
+	t.clearOverlays = clearOverlays;
+	
+	
+	// locals
+	var usedOverlays = [];
+	var unusedOverlays = [];
+	
+	
+	function renderOverlay(rect, parent) {
+		var e = unusedOverlays.shift();
+		if (!e) {
+			e = $("<div class='fc-cell-overlay' style='position:absolute;z-index:3'/>");
+		}
+		if (e[0].parentNode != parent[0]) {
+			e.appendTo(parent);
+		}
+		usedOverlays.push(e.css(rect).show());
+		return e;
+	}
+	
+
+	function clearOverlays() {
+		var e;
+		while (e = usedOverlays.shift()) {
+			unusedOverlays.push(e.hide().unbind());
+		}
+	}
+
+
+}
+
+function CoordinateGrid(buildFunc) {
+
+	var t = this;
+	var rows;
+	var cols;
+	
+	
+	t.build = function() {
+		rows = [];
+		cols = [];
+		buildFunc(rows, cols);
+	};
+	
+	
+	t.cell = function(x, y) {
+		var rowCnt = rows.length;
+		var colCnt = cols.length;
+		var i, r=-1, c=-1;
+		for (i=0; i<rowCnt; i++) {
+			if (y >= rows[i][0] && y < rows[i][1]) {
+				r = i;
+				break;
+			}
+		}
+		for (i=0; i<colCnt; i++) {
+			if (x >= cols[i][0] && x < cols[i][1]) {
+				c = i;
+				break;
+			}
+		}
+		return (r>=0 && c>=0) ? { row:r, col:c } : null;
+	};
+	
+	
+	t.rect = function(row0, col0, row1, col1, originElement) { // row1,col1 is inclusive
+		var origin = originElement.offset();
+		return {
+			top: rows[row0][0] - origin.top,
+			left: cols[col0][0] - origin.left,
+			width: cols[col1][1] - cols[col0][0],
+			height: rows[row1][1] - rows[row0][0]
+		};
+	};
+
+}
+
+function HoverListener(coordinateGrid) {
+
+
+	var t = this;
+	var bindType;
+	var change;
+	var firstCell;
+	var cell;
+	
+	
+	t.start = function(_change, ev, _bindType) {
+		change = _change;
+		firstCell = cell = null;
+		coordinateGrid.build();
+		mouse(ev);
+		bindType = _bindType || 'mousemove';
+		$(document).bind(bindType, mouse);
+	};
+	
+	
+	function mouse(ev) {
+		_fixUIEvent(ev); // see below
+		var newCell = coordinateGrid.cell(ev.pageX, ev.pageY);
+		if (!newCell != !cell || newCell && (newCell.row != cell.row || newCell.col != cell.col)) {
+			if (newCell) {
+				if (!firstCell) {
+					firstCell = newCell;
+				}
+				change(newCell, firstCell, newCell.row-firstCell.row, newCell.col-firstCell.col);
+			}else{
+				change(newCell, firstCell);
+			}
+			cell = newCell;
+		}
+	}
+	
+	
+	t.stop = function() {
+		$(document).unbind(bindType, mouse);
+		return cell;
+	};
+	
+	
+}
+
+
+
+// this fix was only necessary for jQuery UI 1.8.16 (and jQuery 1.7 or 1.7.1)
+// upgrading to jQuery UI 1.8.17 (and using either jQuery 1.7 or 1.7.1) fixed the problem
+// but keep this in here for 1.8.16 users
+// and maybe remove it down the line
+
+function _fixUIEvent(event) { // for issue 1168
+	if (event.pageX === undefined) {
+		event.pageX = event.originalEvent.pageX;
+		event.pageY = event.originalEvent.pageY;
+	}
+}
+function HorizontalPositionCache(getElement) {
+
+	var t = this,
+		elements = {},
+		lefts = {},
+		rights = {};
+		
+	function e(i) {
+		return elements[i] = elements[i] || getElement(i);
+	}
+	
+	t.left = function(i) {
+		return lefts[i] = lefts[i] === undefined ? e(i).position().left : lefts[i];
+	};
+	
+	t.right = function(i) {
+		return rights[i] = rights[i] === undefined ? t.left(i) + e(i).width() : rights[i];
+	};
+	
+	t.clear = function() {
+		elements = {};
+		lefts = {};
+		rights = {};
+	};
+	
+}
+

+})(jQuery);