// MooTools: the javascript framework.
// Load this file's selection again by visiting: http://mootools.net/more/eeb52bbd42ede5bb52cd4c711721a762 
// Or build this file again with packager using: packager build More/Element.Event.Pseudos.Keys More/Element.Position More/Element.Shortcuts More/Fx.Slide More/Fx.Sort More/Drag More/Drag.Move More/Slider More/Sortables More/Tips
/*
---

script: More.js

name: More

description: MooTools More

license: MIT-style license

authors:
  - Guillermo Rauch
  - Thomas Aylott
  - Scott Kyle
  - Arian Stolwijk
  - Tim Wienk
  - Christoph Pojer
  - Aaron Newton
  - Jacob Thornton

requires:
  - Core/MooTools

provides: [MooTools.More]

...
*/

MooTools.More = {
	'version': '1.3.2.1',
	'build': 'e586bcd2496e9b22acfde32e12f84d49ce09e59d'
};


/*
---

name: Events.Pseudos

description: Adds the functionality to add pseudo events

license: MIT-style license

authors:
  - Arian Stolwijk

requires: [Core/Class.Extras, Core/Slick.Parser, More/MooTools.More]

provides: [Events.Pseudos]

...
*/

Events.Pseudos = function(pseudos, addEvent, removeEvent){

	var storeKey = 'monitorEvents:';

	var storageOf = function(object){
		return {
			store: object.store ? function(key, value){
				object.store(storeKey + key, value);
			} : function(key, value){
				(object.$monitorEvents || (object.$monitorEvents = {}))[key] = value;
			},
			retrieve: object.retrieve ? function(key, dflt){
				return object.retrieve(storeKey + key, dflt);
			} : function(key, dflt){
				if (!object.$monitorEvents) return dflt;
				return object.$monitorEvents[key] || dflt;
			}
		};
	};

	var splitType = function(type){
		if (type.indexOf(':') == -1 || !pseudos) return null;

		var parsed = Slick.parse(type).expressions[0][0],
			parsedPseudos = parsed.pseudos,
			l = parsedPseudos.length,
			splits = [];

		while (l--) if (pseudos[parsedPseudos[l].key]){
			splits.push({
				event: parsed.tag,
				value: parsedPseudos[l].value,
				pseudo: parsedPseudos[l].key,
				original: type
			});
		}

		return splits.length ? splits : null;
	};

	var mergePseudoOptions = function(split){
		return Object.merge.apply(this, split.map(function(item){
			return pseudos[item.pseudo].options || {};
		}));
	};

	return {

		addEvent: function(type, fn, internal){
			var split = splitType(type);
			if (!split) return addEvent.call(this, type, fn, internal);

			var storage = storageOf(this),
				events = storage.retrieve(type, []),
				eventType = split[0].event,
				options = mergePseudoOptions(split),
				stack = fn,
				eventOptions = options[eventType] || {},
				args = Array.slice(arguments, 2),
				self = this,
				monitor;

			if (eventOptions.args) args.append(Array.from(eventOptions.args));
			if (eventOptions.base) eventType = eventOptions.base;
			if (eventOptions.onAdd) eventOptions.onAdd(this);

			split.each(function(item){
				var stackFn = stack;
				stack = function(){
					(eventOptions.listener || pseudos[item.pseudo].listener).call(self, item, stackFn, arguments, monitor, options);
				};
			});
			monitor = stack.bind(this);

			events.include({event: fn, monitor: monitor});
			storage.store(type, events);

			addEvent.apply(this, [type, fn].concat(args));
			return addEvent.apply(this, [eventType, monitor].concat(args));
		},

		removeEvent: function(type, fn){
			var split = splitType(type);
			if (!split) return removeEvent.call(this, type, fn);

			var storage = storageOf(this),
				events = storage.retrieve(type);
			if (!events) return this;

			var eventType = split[0].event,
				options = mergePseudoOptions(split),
				eventOptions = options[eventType] || {},
				args = Array.slice(arguments, 2);

			if (eventOptions.args) args.append(Array.from(eventOptions.args));
			if (eventOptions.base) eventType = eventOptions.base;
			if (eventOptions.onRemove) eventOptions.onRemove(this);

			removeEvent.apply(this, [type, fn].concat(args));
			events.each(function(monitor, i){
				if (!fn || monitor.event == fn) removeEvent.apply(this, [eventType, monitor.monitor].concat(args));
				delete events[i];
			}, this);

			storage.store(type, events);
			return this;
		}

	};

};

(function(){

var pseudos = {

	once: {
		listener: function(split, fn, args, monitor){
			fn.apply(this, args);
			this.removeEvent(split.event, monitor)
				.removeEvent(split.original, fn);
		}
	},

	throttle: {
		listener: function(split, fn, args){
			if (!fn._throttled){
				fn.apply(this, args);
				fn._throttled = setTimeout(function(){
					fn._throttled = false;
				}, split.value || 250);
			}
		}
	},

	pause: {
		listener: function(split, fn, args){
			clearTimeout(fn._pause);
			fn._pause = fn.delay(split.value || 250, this, args);
		}
	}

};

Events.definePseudo = function(key, listener){
	pseudos[key] = Type.isFunction(listener) ? {listener: listener} : listener;
	return this;
};

Events.lookupPseudo = function(key){
	return pseudos[key];
};

var proto = Events.prototype;
Events.implement(Events.Pseudos(pseudos, proto.addEvent, proto.removeEvent));

['Request', 'Fx'].each(function(klass){
	if (this[klass]) this[klass].implement(Events.prototype);
});

})();


/*
---

name: Element.Event.Pseudos

description: Adds the functionality to add pseudo events for Elements

license: MIT-style license

authors:
  - Arian Stolwijk

requires: [Core/Element.Event, Events.Pseudos]

provides: [Element.Event.Pseudos]

...
*/

(function(){

var pseudos = {},
	copyFromEvents = ['once', 'throttle', 'pause'],
	count = copyFromEvents.length;

while (count--) pseudos[copyFromEvents[count]] = Events.lookupPseudo(copyFromEvents[count]);

Event.definePseudo = function(key, listener){
	pseudos[key] = Type.isFunction(listener) ? {listener: listener} : listener;
	return this;
};

var proto = Element.prototype;
[Element, Window, Document].invoke('implement', Events.Pseudos(pseudos, proto.addEvent, proto.removeEvent));

})();


/*
---

name: Element.Event.Pseudos.Keys

description: Adds functionality fire events if certain keycombinations are pressed

license: MIT-style license

authors:
  - Arian Stolwijk

requires: [Element.Event.Pseudos]

provides: [Element.Event.Pseudos.Keys]

...
*/

(function(){

var keysStoreKey = '$moo:keys-pressed',
	keysKeyupStoreKey = '$moo:keys-keyup';


Event.definePseudo('keys', function(split, fn, args){

	var event = args[0],
		keys = [],
		pressed = this.retrieve(keysStoreKey, []);

	keys.append(split.value.replace('++', function(){
		keys.push('+'); // shift++ and shift+++a
		return '';
	}).split('+'));

	pressed.include(event.key);

	if (keys.every(function(key){
		return pressed.contains(key);
	})) fn.apply(this, args);

	this.store(keysStoreKey, pressed);

	if (!this.retrieve(keysKeyupStoreKey)){
		var keyup = function(event){
			(function(){
				pressed = this.retrieve(keysStoreKey, []).erase(event.key);
				this.store(keysStoreKey, pressed);
			}).delay(0, this); // Fix for IE
		};
		this.store(keysKeyupStoreKey, keyup).addEvent('keyup', keyup);
	}

});

Object.append(Event.Keys, {
	'shift': 16,
	'control': 17,
	'alt': 18,
	'capslock': 20,
	'pageup': 33,
	'pagedown': 34,
	'end': 35,
	'home': 36,
	'numlock': 144,
	'scrolllock': 145,
	';': 186,
	'=': 187,
	',': 188,
	'-': Browser.firefox ? 109 : 189,
	'.': 190,
	'/': 191,
	'`': 192,
	'[': 219,
	'\\': 220,
	']': 221,
	"'": 222,
	'+': 107
});

})();


/*
---

script: Element.Measure.js

name: Element.Measure

description: Extends the Element native object to include methods useful in measuring dimensions.

credits: "Element.measure / .expose methods by Daniel Steigerwald License: MIT-style license. Copyright: Copyright (c) 2008 Daniel Steigerwald, daniel.steigerwald.cz"

license: MIT-style license

authors:
  - Aaron Newton

requires:
  - Core/Element.Style
  - Core/Element.Dimensions
  - /MooTools.More

provides: [Element.Measure]

...
*/

(function(){

var getStylesList = function(styles, planes){
	var list = [];
	Object.each(planes, function(directions){
		Object.each(directions, function(edge){
			styles.each(function(style){
				list.push(style + '-' + edge + (style == 'border' ? '-width' : ''));
			});
		});
	});
	return list;
};

var calculateEdgeSize = function(edge, styles){
	var total = 0;
	Object.each(styles, function(value, style){
		if (style.test(edge)) total = total + value.toInt();
	});
	return total;
};

var isVisible = function(el){
	return !!(!el || el.offsetHeight || el.offsetWidth);
};


Element.implement({

	measure: function(fn){
		if (isVisible(this)) return fn.call(this);
		var parent = this.getParent(),
			toMeasure = [];
		while (!isVisible(parent) && parent != document.body){
			toMeasure.push(parent.expose());
			parent = parent.getParent();
		}
		var restore = this.expose(),
			result = fn.call(this);
		restore();
		toMeasure.each(function(restore){
			restore();
		});
		return result;
	},

	expose: function(){
		if (this.getStyle('display') != 'none') return function(){};
		var before = this.style.cssText;
		this.setStyles({
			display: 'block',
			position: 'absolute',
			visibility: 'hidden'
		});
		return function(){
			this.style.cssText = before;
		}.bind(this);
	},

	getDimensions: function(options){
		options = Object.merge({computeSize: false}, options);
		var dim = {x: 0, y: 0};

		var getSize = function(el, options){
			return (options.computeSize) ? el.getComputedSize(options) : el.getSize();
		};

		var parent = this.getParent('body');

		if (parent && this.getStyle('display') == 'none'){
			dim = this.measure(function(){
				return getSize(this, options);
			});
		} else if (parent){
			try { //safari sometimes crashes here, so catch it
				dim = getSize(this, options);
			}catch(e){}
		}

		return Object.append(dim, (dim.x || dim.x === 0) ? {
				width: dim.x,
				height: dim.y
			} : {
				x: dim.width,
				y: dim.height
			}
		);
	},

	getComputedSize: function(options){
		

		options = Object.merge({
			styles: ['padding','border'],
			planes: {
				height: ['top','bottom'],
				width: ['left','right']
			},
			mode: 'both'
		}, options);

		var styles = {},
			size = {width: 0, height: 0},
			dimensions;

		if (options.mode == 'vertical'){
			delete size.width;
			delete options.planes.width;
		} else if (options.mode == 'horizontal'){
			delete size.height;
			delete options.planes.height;
		}

		getStylesList(options.styles, options.planes).each(function(style){
			styles[style] = this.getStyle(style).toInt();
		}, this);

		Object.each(options.planes, function(edges, plane){

			var capitalized = plane.capitalize(),
				style = this.getStyle(plane);

			if (style == 'auto' && !dimensions) dimensions = this.getDimensions();

			style = styles[plane] = (style == 'auto') ? dimensions[plane] : style.toInt();
			size['total' + capitalized] = style;

			edges.each(function(edge){
				var edgesize = calculateEdgeSize(edge, styles);
				size['computed' + edge.capitalize()] = edgesize;
				size['total' + capitalized] += edgesize;
			});

		}, this);

		return Object.append(size, styles);
	}

});

})();


/*
---

script: Element.Position.js

name: Element.Position

description: Extends the Element native object to include methods useful positioning elements relative to others.

license: MIT-style license

authors:
  - Aaron Newton
  - Jacob Thornton

requires:
  - Core/Options
  - Core/Element.Dimensions
  - Element.Measure

provides: [Element.Position]

...
*/

(function(original){

var local = Element.Position = {

	options: {/*
		edge: false,
		returnPos: false,
		minimum: {x: 0, y: 0},
		maximum: {x: 0, y: 0},
		relFixedPosition: false,
		ignoreMargins: false,
		ignoreScroll: false,
		allowNegative: false,*/
		relativeTo: document.body,
		position: {
			x: 'center', //left, center, right
			y: 'center' //top, center, bottom
		},
		offset: {x: 0, y: 0}
	},

	getOptions: function(element, options){
		options = Object.merge({}, local.options, options);
		local.setPositionOption(options);
		local.setEdgeOption(options);
		local.setOffsetOption(element, options);
		local.setDimensionsOption(element, options);
		return options;
	},

	setPositionOption: function(options){
		options.position = local.getCoordinateFromValue(options.position);
	},

	setEdgeOption: function(options){
		var edgeOption = local.getCoordinateFromValue(options.edge);
		options.edge = edgeOption ? edgeOption :
			(options.position.x == 'center' && options.position.y == 'center') ? {x: 'center', y: 'center'} :
			{x: 'left', y: 'top'};
	},

	setOffsetOption: function(element, options){
		var parentOffset = {x: 0, y: 0},
			offsetParent = element.measure(function(){
				return document.id(this.getOffsetParent());
			}),
			parentScroll = offsetParent.getScroll();

		if (!offsetParent || offsetParent == element.getDocument().body) return;
		parentOffset = offsetParent.measure(function(){
			var position = this.getPosition();
			if (this.getStyle('position') == 'fixed'){
				var scroll = window.getScroll();
				position.x += scroll.x;
				position.y += scroll.y;
			}
			return position;
		});

		options.offset = {
			parentPositioned: offsetParent != document.id(options.relativeTo),
			x: options.offset.x - parentOffset.x + parentScroll.x,
			y: options.offset.y - parentOffset.y + parentScroll.y
		};
	},

	setDimensionsOption: function(element, options){
		options.dimensions = element.getDimensions({
			computeSize: true,
			styles: ['padding', 'border', 'margin']
		});
	},

	getPosition: function(element, options){
		var position = {};
		options = local.getOptions(element, options);
		var relativeTo = document.id(options.relativeTo) || document.body;

		local.setPositionCoordinates(options, position, relativeTo);
		if (options.edge) local.toEdge(position, options);

		var offset = options.offset;
		position.left = ((position.x >= 0 || offset.parentPositioned || options.allowNegative) ? position.x : 0).toInt();
		position.top = ((position.y >= 0 || offset.parentPositioned || options.allowNegative) ? position.y : 0).toInt();

		local.toMinMax(position, options);

		if (options.relFixedPosition || relativeTo.getStyle('position') == 'fixed') local.toRelFixedPosition(relativeTo, position);
		if (options.ignoreScroll) local.toIgnoreScroll(relativeTo, position);
		if (options.ignoreMargins) local.toIgnoreMargins(position, options);

		position.left = Math.ceil(position.left);
		position.top = Math.ceil(position.top);
		delete position.x;
		delete position.y;

		return position;
	},

	setPositionCoordinates: function(options, position, relativeTo){
		var offsetY = options.offset.y,
			offsetX = options.offset.x,
			calc = (relativeTo == document.body) ? window.getScroll() : relativeTo.getPosition(),
			top = calc.y,
			left = calc.x,
			winSize = window.getSize();

		switch(options.position.x){
			case 'left': position.x = left + offsetX; break;
			case 'right': position.x = left + offsetX + relativeTo.offsetWidth; break;
			default: position.x = left + ((relativeTo == document.body ? winSize.x : relativeTo.offsetWidth) / 2) + offsetX; break;
		}

		switch(options.position.y){
			case 'top': position.y = top + offsetY; break;
			case 'bottom': position.y = top + offsetY + relativeTo.offsetHeight; break;
			default: position.y = top + ((relativeTo == document.body ? winSize.y : relativeTo.offsetHeight) / 2) + offsetY; break;
		}
	},

	toMinMax: function(position, options){
		var xy = {left: 'x', top: 'y'}, value;
		['minimum', 'maximum'].each(function(minmax){
			['left', 'top'].each(function(lr){
				value = options[minmax] ? options[minmax][xy[lr]] : null;
				if (value != null && ((minmax == 'minimum') ? position[lr] < value : position[lr] > value)) position[lr] = value;
			});
		});
	},

	toRelFixedPosition: function(relativeTo, position){
		var winScroll = window.getScroll();
		position.top += winScroll.y;
		position.left += winScroll.x;
	},

	toIgnoreScroll: function(relativeTo, position){
		var relScroll = relativeTo.getScroll();
		position.top -= relScroll.y;
		position.left -= relScroll.x;
	},

	toIgnoreMargins: function(position, options){
		position.left += options.edge.x == 'right'
			? options.dimensions['margin-right']
			: (options.edge.x != 'center'
				? -options.dimensions['margin-left']
				: -options.dimensions['margin-left'] + ((options.dimensions['margin-right'] + options.dimensions['margin-left']) / 2));

		position.top += options.edge.y == 'bottom'
			? options.dimensions['margin-bottom']
			: (options.edge.y != 'center'
				? -options.dimensions['margin-top']
				: -options.dimensions['margin-top'] + ((options.dimensions['margin-bottom'] + options.dimensions['margin-top']) / 2));
	},

	toEdge: function(position, options){
		var edgeOffset = {},
			dimensions = options.dimensions,
			edge = options.edge;

		switch(edge.x){
			case 'left': edgeOffset.x = 0; break;
			case 'right': edgeOffset.x = -dimensions.x - dimensions.computedRight - dimensions.computedLeft; break;
			// center
			default: edgeOffset.x = -(Math.round(dimensions.totalWidth / 2)); break;
		}

		switch(edge.y){
			case 'top': edgeOffset.y = 0; break;
			case 'bottom': edgeOffset.y = -dimensions.y - dimensions.computedTop - dimensions.computedBottom; break;
			// center
			default: edgeOffset.y = -(Math.round(dimensions.totalHeight / 2)); break;
		}

		position.x += edgeOffset.x;
		position.y += edgeOffset.y;
	},

	getCoordinateFromValue: function(option){
		if (typeOf(option) != 'string') return option;
		option = option.toLowerCase();

		return {
			x: option.test('left') ? 'left'
				: (option.test('right') ? 'right' : 'center'),
			y: option.test(/upper|top/) ? 'top'
				: (option.test('bottom') ? 'bottom' : 'center')
		};
	}

};

Element.implement({

	position: function(options){
		if (options && (options.x != null || options.y != null)) {
			return (original ? original.apply(this, arguments) : this);
		}
		var position = this.setStyle('position', 'absolute').calculatePosition(options);
		return (options && options.returnPos) ? position : this.setStyles(position);
	},

	calculatePosition: function(options){
		return local.getPosition(this, options);
	}

});

})(Element.prototype.position);


/*
---

script: Element.Shortcuts.js

name: Element.Shortcuts

description: Extends the Element native object to include some shortcut methods.

license: MIT-style license

authors:
  - Aaron Newton

requires:
  - Core/Element.Style
  - /MooTools.More

provides: [Element.Shortcuts]

...
*/

Element.implement({

	isDisplayed: function(){
		return this.getStyle('display') != 'none';
	},

	isVisible: function(){
		var w = this.offsetWidth,
			h = this.offsetHeight;
		return (w == 0 && h == 0) ? false : (w > 0 && h > 0) ? true : this.style.display != 'none';
	},

	toggle: function(){
		return this[this.isDisplayed() ? 'hide' : 'show']();
	},

	hide: function(){
		var d;
		try {
			//IE fails here if the element is not in the dom
			d = this.getStyle('display');
		} catch(e){}
		if (d == 'none') return this;
		return this.store('element:_originalDisplay', d || '').setStyle('display', 'none');
	},

	show: function(display){
		if (!display && this.isDisplayed()) return this;
		display = display || this.retrieve('element:_originalDisplay') || 'block';
		return this.setStyle('display', (display == 'none') ? 'block' : display);
	},

	swapClass: function(remove, add){
		return this.removeClass(remove).addClass(add);
	}

});

Document.implement({

	clearSelection: function(){
		if (window.getSelection){
			var selection = window.getSelection();
			if (selection && selection.removeAllRanges) selection.removeAllRanges();
		} else if (document.selection && document.selection.empty){
			try {
				//IE fails here if selected element is not in dom
				document.selection.empty();
			} catch(e){}
		}
	}

});


/*
---

script: Fx.Slide.js

name: Fx.Slide

description: Effect to slide an element in and out of view.

license: MIT-style license

authors:
  - Valerio Proietti

requires:
  - Core/Fx
  - Core/Element.Style
  - /MooTools.More

provides: [Fx.Slide]

...
*/

Fx.Slide = new Class({

	Extends: Fx,

	options: {
		mode: 'vertical',
		wrapper: false,
		hideOverflow: true,
		resetHeight: false
	},

	initialize: function(element, options){
		element = this.element = this.subject = document.id(element);
		this.parent(options);
		options = this.options;

		var wrapper = element.retrieve('wrapper'),
			styles = element.getStyles('margin', 'position', 'overflow');

		if (options.hideOverflow) styles = Object.append(styles, {overflow: 'hidden'});
		if (options.wrapper) wrapper = document.id(options.wrapper).setStyles(styles);

		if (!wrapper) wrapper = new Element('div', {
			styles: styles
		}).wraps(element);

		element.store('wrapper', wrapper).setStyle('margin', 0);
		if (element.getStyle('overflow') == 'visible') element.setStyle('overflow', 'hidden');

		this.now = [];
		this.open = true;
		this.wrapper = wrapper;

		this.addEvent('complete', function(){
			this.open = (wrapper['offset' + this.layout.capitalize()] != 0);
			if (this.open && this.options.resetHeight) wrapper.setStyle('height', '');
		}, true);
	},

	vertical: function(){
		this.margin = 'margin-top';
		this.layout = 'height';
		this.offset = this.element.offsetHeight;
	},

	horizontal: function(){
		this.margin = 'margin-left';
		this.layout = 'width';
		this.offset = this.element.offsetWidth;
	},

	set: function(now){
		this.element.setStyle(this.margin, now[0]);
		this.wrapper.setStyle(this.layout, now[1]);
		return this;
	},

	compute: function(from, to, delta){
		return [0, 1].map(function(i){
			return Fx.compute(from[i], to[i], delta);
		});
	},

	start: function(how, mode){
		if (!this.check(how, mode)) return this;
		this[mode || this.options.mode]();

		var margin = this.element.getStyle(this.margin).toInt(),
			layout = this.wrapper.getStyle(this.layout).toInt(),
			caseIn = [[margin, layout], [0, this.offset]],
			caseOut = [[margin, layout], [-this.offset, 0]],
			start;

		switch (how){
			case 'in': start = caseIn; break;
			case 'out': start = caseOut; break;
			case 'toggle': start = (layout == 0) ? caseIn : caseOut;
		}
		return this.parent(start[0], start[1]);
	},

	slideIn: function(mode){
		return this.start('in', mode);
	},

	slideOut: function(mode){
		return this.start('out', mode);
	},

	hide: function(mode){
		this[mode || this.options.mode]();
		this.open = false;
		return this.set([-this.offset, 0]);
	},

	show: function(mode){
		this[mode || this.options.mode]();
		this.open = true;
		return this.set([0, this.offset]);
	},

	toggle: function(mode){
		return this.start('toggle', mode);
	}

});

Element.Properties.slide = {

	set: function(options){
		this.get('slide').cancel().setOptions(options);
		return this;
	},

	get: function(){
		var slide = this.retrieve('slide');
		if (!slide){
			slide = new Fx.Slide(this, {link: 'cancel'});
			this.store('slide', slide);
		}
		return slide;
	}

};

Element.implement({

	slide: function(how, mode){
		how = how || 'toggle';
		var slide = this.get('slide'), toggle;
		switch (how){
			case 'hide': slide.hide(mode); break;
			case 'show': slide.show(mode); break;
			case 'toggle':
				var flag = this.retrieve('slide:flag', slide.open);
				slide[flag ? 'slideOut' : 'slideIn'](mode);
				this.store('slide:flag', !flag);
				toggle = true;
			break;
			default: slide.start(how, mode);
		}
		if (!toggle) this.eliminate('slide:flag');
		return this;
	}

});


/*
---

script: Fx.Elements.js

name: Fx.Elements

description: Effect to change any number of CSS properties of any number of Elements.

license: MIT-style license

authors:
  - Valerio Proietti

requires:
  - Core/Fx.CSS
  - /MooTools.More

provides: [Fx.Elements]

...
*/

Fx.Elements = new Class({

	Extends: Fx.CSS,

	initialize: function(elements, options){
		this.elements = this.subject = $$(elements);
		this.parent(options);
	},

	compute: function(from, to, delta){
		var now = {};

		for (var i in from){
			var iFrom = from[i], iTo = to[i], iNow = now[i] = {};
			for (var p in iFrom) iNow[p] = this.parent(iFrom[p], iTo[p], delta);
		}

		return now;
	},

	set: function(now){
		for (var i in now){
			if (!this.elements[i]) continue;

			var iNow = now[i];
			for (var p in iNow) this.render(this.elements[i], p, iNow[p], this.options.unit);
		}

		return this;
	},

	start: function(obj){
		if (!this.check(obj)) return this;
		var from = {}, to = {};

		for (var i in obj){
			if (!this.elements[i]) continue;

			var iProps = obj[i], iFrom = from[i] = {}, iTo = to[i] = {};

			for (var p in iProps){
				var parsed = this.prepare(this.elements[i], p, iProps[p]);
				iFrom[p] = parsed.from;
				iTo[p] = parsed.to;
			}
		}

		return this.parent(from, to);
	}

});


/*
---

script: Fx.Sort.js

name: Fx.Sort

description: Defines Fx.Sort, a class that reorders lists with a transition.

license: MIT-style license

authors:
  - Aaron Newton

requires:
  - Core/Element.Dimensions
  - /Fx.Elements
  - /Element.Measure

provides: [Fx.Sort]

...
*/

Fx.Sort = new Class({

	Extends: Fx.Elements,

	options: {
		mode: 'vertical'
	},

	initialize: function(elements, options){
		this.parent(elements, options);
		this.elements.each(function(el){
			if (el.getStyle('position') == 'static') el.setStyle('position', 'relative');
		});
		this.setDefaultOrder();
	},

	setDefaultOrder: function(){
		this.currentOrder = this.elements.map(function(el, index){
			return index;
		});
	},

	sort: function(){
		if (!this.check(arguments)) return this;
		var newOrder = Array.flatten(arguments);

		var top = 0,
			left = 0,
			next = {},
			zero = {},
			vert = this.options.mode == 'vertical';

		var current = this.elements.map(function(el, index){
			var size = el.getComputedSize({styles: ['border', 'padding', 'margin']});
			var val;
			if (vert){
				val = {
					top: top,
					margin: size['margin-top'],
					height: size.totalHeight
				};
				top += val.height - size['margin-top'];
			} else {
				val = {
					left: left,
					margin: size['margin-left'],
					width: size.totalWidth
				};
				left += val.width;
			}
			var plane = vert ? 'top' : 'left';
			zero[index] = {};
			var start = el.getStyle(plane).toInt();
			zero[index][plane] = start || 0;
			return val;
		}, this);

		this.set(zero);
		newOrder = newOrder.map(function(i){ return i.toInt(); });
		if (newOrder.length != this.elements.length){
			this.currentOrder.each(function(index){
				if (!newOrder.contains(index)) newOrder.push(index);
			});
			if (newOrder.length > this.elements.length)
				newOrder.splice(this.elements.length-1, newOrder.length - this.elements.length);
		}
		var margin = 0;
		top = left = 0;
		newOrder.each(function(item){
			var newPos = {};
			if (vert){
				newPos.top = top - current[item].top - margin;
				top += current[item].height;
			} else {
				newPos.left = left - current[item].left;
				left += current[item].width;
			}
			margin = margin + current[item].margin;
			next[item]=newPos;
		}, this);
		var mapped = {};
		Array.clone(newOrder).sort().each(function(index){
			mapped[index] = next[index];
		});
		this.start(mapped);
		this.currentOrder = newOrder;

		return this;
	},

	rearrangeDOM: function(newOrder){
		newOrder = newOrder || this.currentOrder;
		var parent = this.elements[0].getParent();
		var rearranged = [];
		this.elements.setStyle('opacity', 0);
		//move each element and store the new default order
		newOrder.each(function(index){
			rearranged.push(this.elements[index].inject(parent).setStyles({
				top: 0,
				left: 0
			}));
		}, this);
		this.elements.setStyle('opacity', 1);
		this.elements = $$(rearranged);
		this.setDefaultOrder();
		return this;
	},

	getDefaultOrder: function(){
		return this.elements.map(function(el, index){
			return index;
		});
	},

	getCurrentOrder: function(){
		return this.currentOrder;
	},

	forward: function(){
		return this.sort(this.getDefaultOrder());
	},

	backward: function(){
		return this.sort(this.getDefaultOrder().reverse());
	},

	reverse: function(){
		return this.sort(this.currentOrder.reverse());
	},

	sortByElements: function(elements){
		return this.sort(elements.map(function(el){
			return this.elements.indexOf(el);
		}, this));
	},

	swap: function(one, two){
		if (typeOf(one) == 'element') one = this.elements.indexOf(one);
		if (typeOf(two) == 'element') two = this.elements.indexOf(two);

		var newOrder = Array.clone(this.currentOrder);
		newOrder[this.currentOrder.indexOf(one)] = two;
		newOrder[this.currentOrder.indexOf(two)] = one;

		return this.sort(newOrder);
	}

});


/*
---

script: Drag.js

name: Drag

description: The base Drag Class. Can be used to drag and resize Elements using mouse events.

license: MIT-style license

authors:
  - Valerio Proietti
  - Tom Occhinno
  - Jan Kassens

requires:
  - Core/Events
  - Core/Options
  - Core/Element.Event
  - Core/Element.Style
  - Core/Element.Dimensions
  - /MooTools.More

provides: [Drag]
...

*/

var Drag = new Class({

	Implements: [Events, Options],

	options: {/*
		onBeforeStart: function(thisElement){},
		onStart: function(thisElement, event){},
		onSnap: function(thisElement){},
		onDrag: function(thisElement, event){},
		onCancel: function(thisElement){},
		onComplete: function(thisElement, event){},*/
		snap: 6,
		unit: 'px',
		grid: false,
		style: true,
		limit: false,
		handle: false,
		invert: false,
		preventDefault: false,
		stopPropagation: false,
		modifiers: {x: 'left', y: 'top'}
	},

	initialize: function(){
		var params = Array.link(arguments, {
			'options': Type.isObject,
			'element': function(obj){
				return obj != null;
			}
		});

		this.element = document.id(params.element);
		this.document = this.element.getDocument();
		this.setOptions(params.options || {});
		var htype = typeOf(this.options.handle);
		this.handles = ((htype == 'array' || htype == 'collection') ? $$(this.options.handle) : document.id(this.options.handle)) || this.element;
		this.mouse = {'now': {}, 'pos': {}};
		this.value = {'start': {}, 'now': {}};

		this.selection = (Browser.ie) ? 'selectstart' : 'mousedown';


		if (Browser.ie && !Drag.ondragstartFixed){
			document.ondragstart = Function.from(false);
			Drag.ondragstartFixed = true;
		}

		this.bound = {
			start: this.start.bind(this),
			check: this.check.bind(this),
			drag: this.drag.bind(this),
			stop: this.stop.bind(this),
			cancel: this.cancel.bind(this),
			eventStop: Function.from(false)
		};
		this.attach();
	},

	attach: function(){
		this.handles.addEvent('mousedown', this.bound.start);
		return this;
	},

	detach: function(){
		this.handles.removeEvent('mousedown', this.bound.start);
		return this;
	},

	start: function(event){
		var options = this.options;

		if (event.rightClick) return;

		if (options.preventDefault) event.preventDefault();
		if (options.stopPropagation) event.stopPropagation();
		this.mouse.start = event.page;

		this.fireEvent('beforeStart', this.element);

		var limit = options.limit;
		this.limit = {x: [], y: []};

		var z, coordinates;
		for (z in options.modifiers){
			if (!options.modifiers[z]) continue;

			var style = this.element.getStyle(options.modifiers[z]);

			// Some browsers (IE and Opera) don't always return pixels.
			if (style && !style.match(/px$/)){
				if (!coordinates) coordinates = this.element.getCoordinates(this.element.getOffsetParent());
				style = coordinates[options.modifiers[z]];
			}

			if (options.style) this.value.now[z] = (style || 0).toInt();
			else this.value.now[z] = this.element[options.modifiers[z]];

			if (options.invert) this.value.now[z] *= -1;

			this.mouse.pos[z] = event.page[z] - this.value.now[z];

			if (limit && limit[z]){
				var i = 2;
				while (i--){
					var limitZI = limit[z][i];
					if (limitZI || limitZI === 0) this.limit[z][i] = (typeof limitZI == 'function') ? limitZI() : limitZI;
				}
			}
		}

		if (typeOf(this.options.grid) == 'number') this.options.grid = {
			x: this.options.grid,
			y: this.options.grid
		};

		var events = {
			mousemove: this.bound.check,
			mouseup: this.bound.cancel
		};
		events[this.selection] = this.bound.eventStop;
		this.document.addEvents(events);
	},

	check: function(event){
		if (this.options.preventDefault) event.preventDefault();
		var distance = Math.round(Math.sqrt(Math.pow(event.page.x - this.mouse.start.x, 2) + Math.pow(event.page.y - this.mouse.start.y, 2)));
		if (distance > this.options.snap){
			this.cancel();
			this.document.addEvents({
				mousemove: this.bound.drag,
				mouseup: this.bound.stop
			});
			this.fireEvent('start', [this.element, event]).fireEvent('snap', this.element);
		}
	},

	drag: function(event){
		var options = this.options;

		if (options.preventDefault) event.preventDefault();
		this.mouse.now = event.page;

		for (var z in options.modifiers){
			if (!options.modifiers[z]) continue;
			this.value.now[z] = this.mouse.now[z] - this.mouse.pos[z];

			if (options.invert) this.value.now[z] *= -1;

			if (options.limit && this.limit[z]){
				if ((this.limit[z][1] || this.limit[z][1] === 0) && (this.value.now[z] > this.limit[z][1])){
					this.value.now[z] = this.limit[z][1];
				} else if ((this.limit[z][0] || this.limit[z][0] === 0) && (this.value.now[z] < this.limit[z][0])){
					this.value.now[z] = this.limit[z][0];
				}
			}

			if (options.grid[z]) this.value.now[z] -= ((this.value.now[z] - (this.limit[z][0]||0)) % options.grid[z]);

			if (options.style) this.element.setStyle(options.modifiers[z], this.value.now[z] + options.unit);
			else this.element[options.modifiers[z]] = this.value.now[z];
		}

		this.fireEvent('drag', [this.element, event]);
	},

	cancel: function(event){
		this.document.removeEvents({
			mousemove: this.bound.check,
			mouseup: this.bound.cancel
		});
		if (event){
			this.document.removeEvent(this.selection, this.bound.eventStop);
			this.fireEvent('cancel', this.element);
		}
	},

	stop: function(event){
		var events = {
			mousemove: this.bound.drag,
			mouseup: this.bound.stop
		};
		events[this.selection] = this.bound.eventStop;
		this.document.removeEvents(events);
		if (event) this.fireEvent('complete', [this.element, event]);
	}

});

Element.implement({

	makeResizable: function(options){
		var drag = new Drag(this, Object.merge({
			modifiers: {
				x: 'width',
				y: 'height'
			}
		}, options));

		this.store('resizer', drag);
		return drag.addEvent('drag', function(){
			this.fireEvent('resize', drag);
		}.bind(this));
	}

});


/*
---

script: Drag.Move.js

name: Drag.Move

description: A Drag extension that provides support for the constraining of draggables to containers and droppables.

license: MIT-style license

authors:
  - Valerio Proietti
  - Tom Occhinno
  - Jan Kassens
  - Aaron Newton
  - Scott Kyle

requires:
  - Core/Element.Dimensions
  - /Drag

provides: [Drag.Move]

...
*/

Drag.Move = new Class({

	Extends: Drag,

	options: {/*
		onEnter: function(thisElement, overed){},
		onLeave: function(thisElement, overed){},
		onDrop: function(thisElement, overed, event){},*/
		droppables: [],
		container: false,
		precalculate: false,
		includeMargins: true,
		checkDroppables: true
	},

	initialize: function(element, options){
		this.parent(element, options);
		element = this.element;

		this.droppables = $$(this.options.droppables);
		this.container = document.id(this.options.container);

		if (this.container && typeOf(this.container) != 'element')
			this.container = document.id(this.container.getDocument().body);

		if (this.options.style){
			if (this.options.modifiers.x == 'left' && this.options.modifiers.y == 'top'){
				var parent = element.getOffsetParent(),
					styles = element.getStyles('left', 'top');
				if (parent && (styles.left == 'auto' || styles.top == 'auto')){
					element.setPosition(element.getPosition(parent));
				}
			}

			if (element.getStyle('position') == 'static') element.setStyle('position', 'absolute');
		}

		this.addEvent('start', this.checkDroppables, true);
		this.overed = null;
	},

	start: function(event){
		if (this.container) this.options.limit = this.calculateLimit();

		if (this.options.precalculate){
			this.positions = this.droppables.map(function(el){
				return el.getCoordinates();
			});
		}

		this.parent(event);
	},

	calculateLimit: function(){
		var element = this.element,
			container = this.container,

			offsetParent = document.id(element.getOffsetParent()) || document.body,
			containerCoordinates = container.getCoordinates(offsetParent),
			elementMargin = {},
			elementBorder = {},
			containerMargin = {},
			containerBorder = {},
			offsetParentPadding = {};

		['top', 'right', 'bottom', 'left'].each(function(pad){
			elementMargin[pad] = element.getStyle('margin-' + pad).toInt();
			elementBorder[pad] = element.getStyle('border-' + pad).toInt();
			containerMargin[pad] = container.getStyle('margin-' + pad).toInt();
			containerBorder[pad] = container.getStyle('border-' + pad).toInt();
			offsetParentPadding[pad] = offsetParent.getStyle('padding-' + pad).toInt();
		}, this);

		var width = element.offsetWidth + elementMargin.left + elementMargin.right,
			height = element.offsetHeight + elementMargin.top + elementMargin.bottom,
			left = 0,
			top = 0,
			right = containerCoordinates.right - containerBorder.right - width,
			bottom = containerCoordinates.bottom - containerBorder.bottom - height;

		if (this.options.includeMargins){
			left += elementMargin.left;
			top += elementMargin.top;
		} else {
			right += elementMargin.right;
			bottom += elementMargin.bottom;
		}

		if (element.getStyle('position') == 'relative'){
			var coords = element.getCoordinates(offsetParent);
			coords.left -= element.getStyle('left').toInt();
			coords.top -= element.getStyle('top').toInt();

			left -= coords.left;
			top -= coords.top;
			if (container.getStyle('position') != 'relative'){
				left += containerBorder.left;
				top += containerBorder.top;
			}
			right += elementMargin.left - coords.left;
			bottom += elementMargin.top - coords.top;

			if (container != offsetParent){
				left += containerMargin.left + offsetParentPadding.left;
				top += ((Browser.ie6 || Browser.ie7) ? 0 : containerMargin.top) + offsetParentPadding.top;
			}
		} else {
			left -= elementMargin.left;
			top -= elementMargin.top;
			if (container != offsetParent){
				left += containerCoordinates.left + containerBorder.left;
				top += containerCoordinates.top + containerBorder.top;
			}
		}

		return {
			x: [left, right],
			y: [top, bottom]
		};
	},

	getDroppableCoordinates: function(element){
		var position = element.getCoordinates();
		if (element.getStyle('position') == 'fixed'){
			var scroll = window.getScroll();
			position.left += scroll.x;
			position.right += scroll.x;
			position.top += scroll.y;
			position.bottom += scroll.y;
		}
		return position;
	},

	checkDroppables: function(){
		var overed = this.droppables.filter(function(el, i){
			el = this.positions ? this.positions[i] : this.getDroppableCoordinates(el);
			var now = this.mouse.now;
			return (now.x > el.left && now.x < el.right && now.y < el.bottom && now.y > el.top);
		}, this).getLast();

		if (this.overed != overed){
			if (this.overed) this.fireEvent('leave', [this.element, this.overed]);
			if (overed) this.fireEvent('enter', [this.element, overed]);
			this.overed = overed;
		}
	},

	drag: function(event){
		this.parent(event);
		if (this.options.checkDroppables && this.droppables.length) this.checkDroppables();
	},

	stop: function(event){
		this.checkDroppables();
		this.fireEvent('drop', [this.element, this.overed, event]);
		this.overed = null;
		return this.parent(event);
	}

});

Element.implement({

	makeDraggable: function(options){
		var drag = new Drag.Move(this, options);
		this.store('dragger', drag);
		return drag;
	}

});


/*
---

script: Class.Binds.js

name: Class.Binds

description: Automagically binds specified methods in a class to the instance of the class.

license: MIT-style license

authors:
  - Aaron Newton

requires:
  - Core/Class
  - /MooTools.More

provides: [Class.Binds]

...
*/

Class.Mutators.Binds = function(binds){
	if (!this.prototype.initialize) this.implement('initialize', function(){});
	return Array.from(binds).concat(this.prototype.Binds || []);
};

Class.Mutators.initialize = function(initialize){
	return function(){
		Array.from(this.Binds).each(function(name){
			var original = this[name];
			if (original) this[name] = original.bind(this);
		}, this);
		return initialize.apply(this, arguments);
	};
};


/*
---

script: Slider.js

name: Slider

description: Class for creating horizontal and vertical slider controls.

license: MIT-style license

authors:
  - Valerio Proietti

requires:
  - Core/Element.Dimensions
  - /Class.Binds
  - /Drag
  - /Element.Measure

provides: [Slider]

...
*/

var Slider = new Class({

	Implements: [Events, Options],

	Binds: ['clickedElement', 'draggedKnob', 'scrolledElement'],

	options: {/*
		onTick: function(intPosition){},
		onChange: function(intStep){},
		onComplete: function(strStep){},*/
		onTick: function(position){
			this.setKnobPosition(position);
		},
		initialStep: 0,
		snap: false,
		offset: 0,
		range: false,
		wheel: false,
		steps: 100,
		mode: 'horizontal'
	},

	initialize: function(element, knob, options){
		this.setOptions(options);
		options = this.options;
		this.element = document.id(element);
		knob = this.knob = document.id(knob);
		this.previousChange = this.previousEnd = this.step = -1;

		var limit = {},
			modifiers = {x: false, y: false};

		switch (options.mode){
			case 'vertical':
				this.axis = 'y';
				this.property = 'top';
				this.offset = 'offsetHeight';
				break;
			case 'horizontal':
				this.axis = 'x';
				this.property = 'left';
				this.offset = 'offsetWidth';
		}

		this.setSliderDimensions();
		this.setRange(options.range);

		if (knob.getStyle('position') == 'static') knob.setStyle('position', 'relative');
		knob.setStyle(this.property, -options.offset);
		modifiers[this.axis] = this.property;
		limit[this.axis] = [-options.offset, this.full - options.offset];

		var dragOptions = {
			snap: 0,
			limit: limit,
			modifiers: modifiers,
			onDrag: this.draggedKnob,
			onStart: this.draggedKnob,
			onBeforeStart: (function(){
				this.isDragging = true;
			}).bind(this),
			onCancel: function(){
				this.isDragging = false;
			}.bind(this),
			onComplete: function(){
				this.isDragging = false;
				this.draggedKnob();
				this.end();
			}.bind(this)
		};
		if (options.snap) this.setSnap(dragOptions);

		this.drag = new Drag(knob, dragOptions);
		this.attach();
		if (options.initialStep != null) this.set(options.initialStep);
	},

	attach: function(){
		this.element.addEvent('mousedown', this.clickedElement);
		if (this.options.wheel) this.element.addEvent('mousewheel', this.scrolledElement);
		this.drag.attach();
		return this;
	},

	detach: function(){
		this.element.removeEvent('mousedown', this.clickedElement)
			.removeEvent('mousewheel', this.scrolledElement);
		this.drag.detach();
		return this;
	},

	autosize: function(){
		this.setSliderDimensions()
			.setKnobPosition(this.toPosition(this.step));
		this.drag.options.limit[this.axis] = [-this.options.offset, this.full - this.options.offset];
		if (this.options.snap) this.setSnap();
		return this;
	},

	setSnap: function(options){
		if (!options) options = this.drag.options;
		options.grid = Math.ceil(this.stepWidth);
		options.limit[this.axis][1] = this.full;
		return this;
	},

	setKnobPosition: function(position){
		if (this.options.snap) position = this.toPosition(this.step);
		this.knob.setStyle(this.property, position);
		return this;
	},

	setSliderDimensions: function(){
		this.full = this.element.measure(function(){
			this.half = this.knob[this.offset] / 2;
			return this.element[this.offset] - this.knob[this.offset] + (this.options.offset * 2);
		}.bind(this));
		return this;
	},

	set: function(step){
		if (!((this.range > 0) ^ (step < this.min))) step = this.min;
		if (!((this.range > 0) ^ (step > this.max))) step = this.max;

		this.step = Math.round(step);
		return this.checkStep()
			.fireEvent('tick', this.toPosition(this.step))
			.end();
	},

	setRange: function(range, pos){
		this.min = Array.pick([range[0], 0]);
		this.max = Array.pick([range[1], this.options.steps]);
		this.range = this.max - this.min;
		this.steps = this.options.steps || this.full;
		this.stepSize = Math.abs(this.range) / this.steps;
		this.stepWidth = this.stepSize * this.full / Math.abs(this.range);
		if (range) this.set(Array.pick([pos, this.step]).floor(this.min).max(this.max));
		return this;
	},

	clickedElement: function(event){
		if (this.isDragging || event.target == this.knob) return;

		var dir = this.range < 0 ? -1 : 1,
			position = event.page[this.axis] - this.element.getPosition()[this.axis] - this.half;

		position = position.limit(-this.options.offset, this.full - this.options.offset);

		this.step = Math.round(this.min + dir * this.toStep(position));

		this.checkStep()
			.fireEvent('tick', position)
			.end();
	},

	scrolledElement: function(event){
		var mode = (this.options.mode == 'horizontal') ? (event.wheel < 0) : (event.wheel > 0);
		this.set(this.step + (mode ? -1 : 1) * this.stepSize);
		event.stop();
	},

	draggedKnob: function(){
		var dir = this.range < 0 ? -1 : 1,
			position = this.drag.value.now[this.axis];

		position = position.limit(-this.options.offset, this.full -this.options.offset);

		this.step = Math.round(this.min + dir * this.toStep(position));
		this.checkStep();
	},

	checkStep: function(){
		var step = this.step;
		if (this.previousChange != step){
			this.previousChange = step;
			this.fireEvent('change', step);
		}
		return this;
	},

	end: function(){
		var step = this.step;
		if (this.previousEnd !== step){
			this.previousEnd = step;
			this.fireEvent('complete', step + '');
		}
		return this;
	},

	toStep: function(position){
		var step = (position + this.options.offset) * this.stepSize / this.full * this.steps;
		return this.options.steps ? Math.round(step -= step % this.stepSize) : step;
	},

	toPosition: function(step){
		return (this.full * Math.abs(this.min - step)) / (this.steps * this.stepSize) - this.options.offset;
	}

});


/*
---

script: Sortables.js

name: Sortables

description: Class for creating a drag and drop sorting interface for lists of items.

license: MIT-style license

authors:
  - Tom Occhino

requires:
  - Core/Fx.Morph
  - /Drag.Move

provides: [Sortables]

...
*/

var Sortables = new Class({

	Implements: [Events, Options],

	options: {/*
		onSort: function(element, clone){},
		onStart: function(element, clone){},
		onComplete: function(element){},*/
		opacity: 1,
		clone: false,
		revert: false,
		handle: false,
		dragOptions: {}
	},

	initialize: function(lists, options){
		this.setOptions(options);

		this.elements = [];
		this.lists = [];
		this.idle = true;

		this.addLists($$(document.id(lists) || lists));

		if (!this.options.clone) this.options.revert = false;
		if (this.options.revert) this.effect = new Fx.Morph(null, Object.merge({
			duration: 250,
			link: 'cancel'
		}, this.options.revert));
	},

	attach: function(){
		this.addLists(this.lists);
		return this;
	},

	detach: function(){
		this.lists = this.removeLists(this.lists);
		return this;
	},

	addItems: function(){
		Array.flatten(arguments).each(function(element){
			this.elements.push(element);
			var start = element.retrieve('sortables:start', function(event){
				this.start.call(this, event, element);
			}.bind(this));
			(this.options.handle ? element.getElement(this.options.handle) || element : element).addEvent('mousedown', start);
		}, this);
		return this;
	},

	addLists: function(){
		Array.flatten(arguments).each(function(list){
			this.lists.include(list);
			this.addItems(list.getChildren());
		}, this);
		return this;
	},

	removeItems: function(){
		return $$(Array.flatten(arguments).map(function(element){
			this.elements.erase(element);
			var start = element.retrieve('sortables:start');
			(this.options.handle ? element.getElement(this.options.handle) || element : element).removeEvent('mousedown', start);

			return element;
		}, this));
	},

	removeLists: function(){
		return $$(Array.flatten(arguments).map(function(list){
			this.lists.erase(list);
			this.removeItems(list.getChildren());

			return list;
		}, this));
	},

	getClone: function(event, element){
		if (!this.options.clone) return new Element(element.tagName).inject(document.body);
		if (typeOf(this.options.clone) == 'function') return this.options.clone.call(this, event, element, this.list);
		var clone = element.clone(true).setStyles({
			margin: 0,
			position: 'absolute',
			visibility: 'hidden',
			width: element.getStyle('width')
		}).addEvent('mousedown', function(event){
			element.fireEvent('mousedown', event);
		});
		//prevent the duplicated radio inputs from unchecking the real one
		if (clone.get('html').test('radio')){
			clone.getElements('input[type=radio]').each(function(input, i){
				input.set('name', 'clone_' + i);
				if (input.get('checked')) element.getElements('input[type=radio]')[i].set('checked', true);
			});
		}

		return clone.inject(this.list).setPosition(element.getPosition(element.getOffsetParent()));
	},

	getDroppables: function(){
		var droppables = this.list.getChildren().erase(this.clone).erase(this.element);
		if (!this.options.constrain) droppables.append(this.lists).erase(this.list);
		return droppables;
	},

	insert: function(dragging, element){
		var where = 'inside';
		if (this.lists.contains(element)){
			this.list = element;
			this.drag.droppables = this.getDroppables();
		} else {
			where = this.element.getAllPrevious().contains(element) ? 'before' : 'after';
		}
		this.element.inject(element, where);
		this.fireEvent('sort', [this.element, this.clone]);
	},

	start: function(event, element){
		if (
			!this.idle ||
			event.rightClick ||
			['button', 'input', 'a'].contains(event.target.get('tag'))
		) return;

		this.idle = false;
		this.element = element;
		this.opacity = element.get('opacity');
		this.list = element.getParent();
		this.clone = this.getClone(event, element);

		this.drag = new Drag.Move(this.clone, Object.merge({
			
			droppables: this.getDroppables()
		}, this.options.dragOptions)).addEvents({
			onSnap: function(){
				event.stop();
				this.clone.setStyle('visibility', 'visible');
				this.element.set('opacity', this.options.opacity || 0);
				this.fireEvent('start', [this.element, this.clone]);
			}.bind(this),
			onEnter: this.insert.bind(this),
			onCancel: this.end.bind(this),
			onComplete: this.end.bind(this)
		});

		this.clone.inject(this.element, 'before');
		this.drag.start(event);
	},

	end: function(){
		this.drag.detach();
		this.element.set('opacity', this.opacity);
		if (this.effect){
			var dim = this.element.getStyles('width', 'height'),
				clone = this.clone,
				pos = clone.computePosition(this.element.getPosition(this.clone.getOffsetParent()));

			var destroy = function(){
				this.removeEvent('cancel', destroy);
				clone.destroy();
			};

			this.effect.element = clone;
			this.effect.start({
				top: pos.top,
				left: pos.left,
				width: dim.width,
				height: dim.height,
				opacity: 0.25
			}).addEvent('cancel', destroy).chain(destroy);
		} else {
			this.clone.destroy();
		}
		this.reset();
	},

	reset: function(){
		this.idle = true;
		this.fireEvent('complete', this.element);
	},

	serialize: function(){
		var params = Array.link(arguments, {
			modifier: Type.isFunction,
			index: function(obj){
				return obj != null;
			}
		});
		var serial = this.lists.map(function(list){
			return list.getChildren().map(params.modifier || function(element){
				return element.get('id');
			}, this);
		}, this);

		var index = params.index;
		if (this.lists.length == 1) index = 0;
		return (index || index === 0) && index >= 0 && index < this.lists.length ? serial[index] : serial;
	}

});


/*
---

script: Tips.js

name: Tips

description: Class for creating nice tips that follow the mouse cursor when hovering an element.

license: MIT-style license

authors:
  - Valerio Proietti
  - Christoph Pojer
  - Luis Merino

requires:
  - Core/Options
  - Core/Events
  - Core/Element.Event
  - Core/Element.Style
  - Core/Element.Dimensions
  - /MooTools.More

provides: [Tips]

...
*/

(function(){

var read = function(option, element){
	return (option) ? (typeOf(option) == 'function' ? option(element) : element.get(option)) : '';
};

this.Tips = new Class({

	Implements: [Events, Options],

	options: {/*
		onAttach: function(element){},
		onDetach: function(element){},
		onBound: function(coords){},*/
		onShow: function(){
			this.tip.setStyle('display', 'block');
		},
		onHide: function(){
			this.tip.setStyle('display', 'none');
		},
		title: 'title',
		text: function(element){
			return element.get('rel') || element.get('href');
		},
		showDelay: 100,
		hideDelay: 100,
		className: 'tip-wrap',
		offset: {x: 16, y: 16},
		windowPadding: {x:0, y:0},
		fixed: false
	},

	initialize: function(){
		var params = Array.link(arguments, {
			options: Type.isObject,
			elements: function(obj){
				return obj != null;
			}
		});
		this.setOptions(params.options);
		if (params.elements) this.attach(params.elements);
		this.container = new Element('div', {'class': 'tip'});
	},

	toElement: function(){
		if (this.tip) return this.tip;

		this.tip = new Element('div', {
			'class': this.options.className,
			styles: {
				position: 'absolute',
				top: 0,
				left: 0
			}
		}).adopt(
			new Element('div', {'class': 'tip-top'}),
			this.container,
			new Element('div', {'class': 'tip-bottom'})
		);

		return this.tip;
	},

	attach: function(elements){
		$$(elements).each(function(element){
			var title = read(this.options.title, element),
				text = read(this.options.text, element);

			element.set('title', '').store('tip:native', title).retrieve('tip:title', title);
			element.retrieve('tip:text', text);
			this.fireEvent('attach', [element]);

			var events = ['enter', 'leave'];
			if (!this.options.fixed) events.push('move');

			events.each(function(value){
				var event = element.retrieve('tip:' + value);
				if (!event) event = function(event){
					this['element' + value.capitalize()].apply(this, [event, element]);
				}.bind(this);

				element.store('tip:' + value, event).addEvent('mouse' + value, event);
			}, this);
		}, this);

		return this;
	},

	detach: function(elements){
		$$(elements).each(function(element){
			['enter', 'leave', 'move'].each(function(value){
				element.removeEvent('mouse' + value, element.retrieve('tip:' + value)).eliminate('tip:' + value);
			});

			this.fireEvent('detach', [element]);

			if (this.options.title == 'title'){ // This is necessary to check if we can revert the title
				var original = element.retrieve('tip:native');
				if (original) element.set('title', original);
			}
		}, this);

		return this;
	},

	elementEnter: function(event, element){
		clearTimeout(this.timer);
		this.timer = (function(){
			this.container.empty();

			['title', 'text'].each(function(value){
				var content = element.retrieve('tip:' + value);
				var div = this['_' + value + 'Element'] = new Element('div', {
						'class': 'tip-' + value
					}).inject(this.container);
				if (content) this.fill(div, content);
			}, this);
			this.show(element);
			this.position((this.options.fixed) ? {page: element.getPosition()} : event);
		}).delay(this.options.showDelay, this);
	},

	elementLeave: function(event, element){
		clearTimeout(this.timer);
		this.timer = this.hide.delay(this.options.hideDelay, this, element);
		this.fireForParent(event, element);
	},

	setTitle: function(title){
		if (this._titleElement){
			this._titleElement.empty();
			this.fill(this._titleElement, title);
		}
		return this;
	},

	setText: function(text){
		if (this._textElement){
			this._textElement.empty();
			this.fill(this._textElement, text);
		}
		return this;
	},

	fireForParent: function(event, element){
		element = element.getParent();
		if (!element || element == document.body) return;
		if (element.retrieve('tip:enter')) element.fireEvent('mouseenter', event);
		else this.fireForParent(event, element);
	},

	elementMove: function(event, element){
		this.position(event);
	},

	position: function(event){
		if (!this.tip) document.id(this);

		var size = window.getSize(), scroll = window.getScroll(),
			tip = {x: this.tip.offsetWidth, y: this.tip.offsetHeight},
			props = {x: 'left', y: 'top'},
			bounds = {y: false, x2: false, y2: false, x: false},
			obj = {};

		for (var z in props){
			obj[props[z]] = event.page[z] + this.options.offset[z];
			if (obj[props[z]] < 0) bounds[z] = true;
			if ((obj[props[z]] + tip[z] - scroll[z]) > size[z] - this.options.windowPadding[z]){
				obj[props[z]] = event.page[z] - this.options.offset[z] - tip[z];
				bounds[z+'2'] = true;
			}
		}

		this.fireEvent('bound', bounds);
		this.tip.setStyles(obj);
	},

	fill: function(element, contents){
		if (typeof contents == 'string') element.set('html', contents);
		else element.adopt(contents);
	},

	show: function(element){
		if (!this.tip) document.id(this);
		if (!this.tip.getParent()) this.tip.inject(document.body);
		this.fireEvent('show', [this.tip, element]);
	},

	hide: function(element){
		if (!this.tip) document.id(this);
		this.fireEvent('hide', [this.tip, element]);
	}

});

})();