//MooTools, My Object Oriented Javascript Tools. Copyright (c) 2006 Valerio Proietti, <http://mad4milk.net>, MIT Style License.

var MooTools = {
	version: '1.11'
};

function $defined(obj){
	return (obj != undefined);
};

function $type(obj){
	if (!$defined(obj)) return false;
	if (obj.htmlElement) return 'element';
	var type = typeof obj;
	if (type == 'object' && obj.nodeName){
		switch(obj.nodeType){
			case 1: return 'element';
			case 3: return (/\S/).test(obj.nodeValue) ? 'textnode' : 'whitespace';
		}
	}
	if (type == 'object' || type == 'function'){
		switch(obj.constructor){
			case Array: return 'array';
			case RegExp: return 'regexp';
			case Class: return 'class';
		}
		if (typeof obj.length == 'number'){
			if (obj.item) return 'collection';
			if (obj.callee) return 'arguments';
		}
	}
	return type;
};

function $merge(){
	var mix = {};
	for (var i = 0; i < arguments.length; i++){
		for (var property in arguments[i]){
			var ap = arguments[i][property];
			var mp = mix[property];
			if (mp && $type(ap) == 'object' && $type(mp) == 'object') mix[property] = $merge(mp, ap);
			else mix[property] = ap;
		}
	}
	return mix;
};

var $extend = function(){
	var args = arguments;
	if (!args[1]) args = [this, args[0]];
	for (var property in args[1]) args[0][property] = args[1][property];
	return args[0];
};

var $native = function(){
	for (var i = 0, l = arguments.length; i < l; i++){
		arguments[i].extend = function(props){
			for (var prop in props){
				if (!this.prototype[prop]) this.prototype[prop] = props[prop];
				if (!this[prop]) this[prop] = $native.generic(prop);
			}
		};
	}
};

$native.generic = function(prop){
	return function(bind){
		return this.prototype[prop].apply(bind, Array.prototype.slice.call(arguments, 1));
	};
};

$native(Function, Array, String, Number);

function $chk(obj){
	return !!(obj || obj === 0);
};

function $pick(obj, picked){
	return $defined(obj) ? obj : picked;
};

function $random(min, max){
	return Math.floor(Math.random() * (max - min + 1) + min);
};

function $time(){
	return new Date().getTime();
};

function $clear(timer){
	clearTimeout(timer);
	clearInterval(timer);
	return null;
};

var Abstract = function(obj){
	obj = obj || {};
	obj.extend = $extend;
	return obj;
};

var Window = new Abstract(window);
var Document = new Abstract(document);
document.head = document.getElementsByTagName('head')[0];

window.xpath = !!(document.evaluate);
if (window.ActiveXObject) window.ie = window[window.XMLHttpRequest ? 'ie7' : 'ie6'] = true;
else if (document.childNodes && !document.all && !navigator.taintEnabled) window.webkit = window[window.xpath ? 'webkit420' : 'webkit419'] = true;
else if (document.getBoxObjectFor != null) window.gecko = true;

window.khtml = window.webkit;

Object.extend = $extend;

if (typeof HTMLElement == 'undefined'){
	var HTMLElement = function(){};
	if (window.webkit) document.createElement("iframe");
	HTMLElement.prototype = (window.webkit) ? window["[[DOMElement.prototype]]"] : {};
}
HTMLElement.prototype.htmlElement = function(){};

if (window.ie6) try {document.execCommand("BackgroundImageCache", false, true);} catch(e){};

Array.extend({

	forEach: function(fn, bind){
		for (var i = 0, j = this.length; i < j; i++) fn.call(bind, this[i], i, this);
	},

	filter: function(fn, bind){
		var results = [];
		for (var i = 0, j = this.length; i < j; i++){
			if (fn.call(bind, this[i], i, this)) results.push(this[i]);
		}
		return results;
	},

	map: function(fn, bind){
		var results = [];
		for (var i = 0, j = this.length; i < j; i++) results[i] = fn.call(bind, this[i], i, this);
		return results;
	},

	every: function(fn, bind){
		for (var i = 0, j = this.length; i < j; i++){
			if (!fn.call(bind, this[i], i, this)) return false;
		}
		return true;
	},

	some: function(fn, bind){
		for (var i = 0, j = this.length; i < j; i++){
			if (fn.call(bind, this[i], i, this)) return true;
		}
		return false;
	},

	indexOf: function(item, from){
		var len = this.length;
		for (var i = (from < 0) ? Math.max(0, len + from) : from || 0; i < len; i++){
			if (this[i] === item) return i;
		}
		return -1;
	},

	copy: function(start, length){
		start = start || 0;
		if (start < 0) start = this.length + start;
		length = length || (this.length - start);
		var newArray = [];
		for (var i = 0; i < length; i++) newArray[i] = this[start++];
		return newArray;
	},

	remove: function(item){
		var i = 0;
		var len = this.length;
		while (i < len){
			if (this[i] === item){
				this.splice(i, 1);
				len--;
			} else {
				i++;
			}
		}
		return this;
	},

	contains: function(item, from){
		return this.indexOf(item, from) != -1;
	},

	associate: function(keys){
		var obj = {}, length = Math.min(this.length, keys.length);
		for (var i = 0; i < length; i++) obj[keys[i]] = this[i];
		return obj;
	},

	extend: function(array){
		for (var i = 0, j = array.length; i < j; i++) this.push(array[i]);
		return this;
	},

	merge: function(array){
		for (var i = 0, l = array.length; i < l; i++) this.include(array[i]);
		return this;
	},

	include: function(item){
		if (!this.contains(item)) this.push(item);
		return this;
	},

	getRandom: function(){
		return this[$random(0, this.length - 1)] || null;
	},

	getLast: function(){
		return this[this.length - 1] || null;
	}

});

Array.prototype.each = Array.prototype.forEach;
Array.each = Array.forEach;

function $A(array){
	return Array.copy(array);
};

function $each(iterable, fn, bind){
	if (iterable && typeof iterable.length == 'number' && $type(iterable) != 'object'){
		Array.forEach(iterable, fn, bind);
	} else {
		 for (var name in iterable) fn.call(bind || iterable, iterable[name], name);
	}
};

Array.prototype.test = Array.prototype.contains;

String.extend({

	test: function(regex, params){
		return (($type(regex) == 'string') ? new RegExp(regex, params) : regex).test(this);
	},

	toInt: function(){
		return parseInt(this, 10);
	},

	toFloat: function(){
		return parseFloat(this);
	},

	camelCase: function(){
		return this.replace(/-\D/g, function(match){
			return match.charAt(1).toUpperCase();
		});
	},

	hyphenate: function(){
		return this.replace(/\w[A-Z]/g, function(match){
			return (match.charAt(0) + '-' + match.charAt(1).toLowerCase());
		});
	},

	capitalize: function(){
		return this.replace(/\b[a-z]/g, function(match){
			return match.toUpperCase();
		});
	},

	trim: function(){
		return this.replace(/^\s+|\s+$/g, '');
	},

	clean: function(){
		return this.replace(/\s{2,}/g, ' ').trim();
	},

	rgbToHex: function(array){
		var rgb = this.match(/\d{1,3}/g);
		return (rgb) ? rgb.rgbToHex(array) : false;
	},

	hexToRgb: function(array){
		var hex = this.match(/^#?(\w{1,2})(\w{1,2})(\w{1,2})$/);
		return (hex) ? hex.slice(1).hexToRgb(array) : false;
	},

	contains: function(string, s){
		return (s) ? (s + this + s).indexOf(s + string + s) > -1 : this.indexOf(string) > -1;
	},

	escapeRegExp: function(){
		return this.replace(/([.*+?^${}()|[\]\/\\])/g, '\\$1');
	}

});

Array.extend({

	rgbToHex: function(array){
		if (this.length < 3) return false;
		if (this.length == 4 && this[3] == 0 && !array) return 'transparent';
		var hex = [];
		for (var i = 0; i < 3; i++){
			var bit = (this[i] - 0).toString(16);
			hex.push((bit.length == 1) ? '0' + bit : bit);
		}
		return array ? hex : '#' + hex.join('');
	},

	hexToRgb: function(array){
		if (this.length != 3) return false;
		var rgb = [];
		for (var i = 0; i < 3; i++){
			rgb.push(parseInt((this[i].length == 1) ? this[i] + this[i] : this[i], 16));
		}
		return array ? rgb : 'rgb(' + rgb.join(',') + ')';
	}

});

Function.extend({

	create: function(options){
		var fn = this;
		options = $merge({
			'bind': fn,
			'event': false,
			'arguments': null,
			'delay': false,
			'periodical': false,
			'attempt': false
		}, options);
		if ($chk(options.arguments) && $type(options.arguments) != 'array') options.arguments = [options.arguments];
		return function(event){
			var args;
			if (options.event){
				event = event || window.event;
				args = [(options.event === true) ? event : new options.event(event)];
				if (options.arguments) args.extend(options.arguments);
			}
			else args = options.arguments || arguments;
			var returns = function(){
				return fn.apply($pick(options.bind, fn), args);
			};
			if (options.delay) return setTimeout(returns, options.delay);
			if (options.periodical) return setInterval(returns, options.periodical);
			if (options.attempt) try {return returns();} catch(err){return false;};
			return returns();
		};
	},

	pass: function(args, bind){
		return this.create({'arguments': args, 'bind': bind});
	},

	attempt: function(args, bind){
		return this.create({'arguments': args, 'bind': bind, 'attempt': true})();
	},

	bind: function(bind, args){
		return this.create({'bind': bind, 'arguments': args});
	},

	bindAsEventListener: function(bind, args){
		return this.create({'bind': bind, 'event': true, 'arguments': args});
	},

	delay: function(delay, bind, args){
		return this.create({'delay': delay, 'bind': bind, 'arguments': args})();
	},

	periodical: function(interval, bind, args){
		return this.create({'periodical': interval, 'bind': bind, 'arguments': args})();
	}

});

Number.extend({

	toInt: function(){
		return parseInt(this);
	},

	toFloat: function(){
		return parseFloat(this);
	},

	limit: function(min, max){
		return Math.min(max, Math.max(min, this));
	},

	round: function(precision){
		precision = Math.pow(10, precision || 0);
		return Math.round(this * precision) / precision;
	},

	times: function(fn){
		for (var i = 0; i < this; i++) fn(i);
	}

});

var Cookie = new Abstract({

	options: {
		domain: false,
		path: false,
		duration: false,
		secure: false
	},

	set: function(key, value, options){
		options = $merge(this.options, options);
		value = encodeURIComponent(value);
		if (options.domain) value += '; domain=' + options.domain;
		if (options.path) value += '; path=' + options.path;
		if (options.duration){
			var date = new Date();
			date.setTime(date.getTime() + options.duration * 24 * 60 * 60 * 1000);
			value += '; expires=' + date.toGMTString();
		}
		if (options.secure) value += '; secure';
		document.cookie = key + '=' + value;
		return $extend(options, {'key': key, 'value': value});
	},

	get: function(key){
		var value = document.cookie.match('(?:^|;)\\s*' + key.escapeRegExp() + '=([^;]*)');
		return value ? decodeURIComponent(value[1]) : false;
	},

	remove: function(cookie, options){
		if ($type(cookie) == 'object') this.set(cookie.key, '', $merge(cookie, {duration: -1}));
		else this.set(cookie, '', $merge(options, {duration: -1}));
	}

});