/*
 * Ext JS Library 2.0.1
 * Copyright(c) 2006-2008, Ext JS, LLC.
 * [email protected]
 * 
 * http://extjs.com/license
 */


Ext = {version: '2.0.1'};


window["undefined"] = window["undefined"];




Ext.apply = function(o, c, defaults){
    if(defaults){
        
        Ext.apply(o, defaults);
    }
    if(o && c && typeof c == 'object'){
        for(var p in c){
            o[p] = c[p];
        }
    }
    return o;
};

(function(){
    var idSeed = 0;
    var ua = navigator.userAgent.toLowerCase();

    var isStrict = document.compatMode == "CSS1Compat",
        isOpera = ua.indexOf("opera") > -1,
        isSafari = (/webkit|khtml/).test(ua),
        isSafari3 = isSafari && ua.indexOf('webkit/5') != -1,
        isIE = !isOpera && ua.indexOf("msie") > -1,
        isIE7 = !isOpera && ua.indexOf("msie 7") > -1,
        isGecko = !isSafari && ua.indexOf("gecko") > -1,
        isBorderBox = isIE && !isStrict,
        isWindows = (ua.indexOf("windows") != -1 || ua.indexOf("win32") != -1),
        isMac = (ua.indexOf("macintosh") != -1 || ua.indexOf("mac os x") != -1),
        isAir = (ua.indexOf("adobeair") != -1),
        isLinux = (ua.indexOf("linux") != -1),
        isSecure = window.location.href.toLowerCase().indexOf("https") === 0;

    
	if(isIE && !isIE7){
        try{
            document.execCommand("BackgroundImageCache", false, true);
        }catch(e){}
    }

    Ext.apply(Ext, {
        
        isStrict : isStrict,
        
        isSecure : isSecure,
        
        isReady : false,

        
        enableGarbageCollector : true,

        
        enableListenerCollection:false,


        
        SSL_SECURE_URL : "javascript:false",

        
        BLANK_IMAGE_URL : "http:/"+"/extjs.com/s.gif",

        
        emptyFn : function(){},

        
        applyIf : function(o, c){
            if(o && c){
                for(var p in c){
                    if(typeof o[p] == "undefined"){ o[p] = c[p]; }
                }
            }
            return o;
        },

        
        addBehaviors : function(o){
            if(!Ext.isReady){
                Ext.onReady(function(){
                    Ext.addBehaviors(o);
                });
                return;
            }
            var cache = {}; 
            for(var b in o){
                var parts = b.split('@');
                if(parts[1]){ 
                    var s = parts[0];
                    if(!cache[s]){
                        cache[s] = Ext.select(s);
                    }
                    cache[s].on(parts[1], o[b]);
                }
            }
            cache = null;
        },

        
        id : function(el, prefix){
            prefix = prefix || "ext-gen";
            el = Ext.getDom(el);
            var id = prefix + (++idSeed);
            return el ? (el.id ? el.id : (el.id = id)) : id;
        },

        
        extend : function(){
            
            var io = function(o){
                for(var m in o){
                    this[m] = o[m];
                }
            };
            var oc = Object.prototype.constructor;
            
            return function(sb, sp, overrides){
                if(typeof sp == 'object'){
                    overrides = sp;
                    sp = sb;
                    sb = overrides.constructor != oc ? overrides.constructor : function(){sp.apply(this, arguments);};
                }
                var F = function(){}, sbp, spp = sp.prototype;
                F.prototype = spp;
                sbp = sb.prototype = new F();
                sbp.constructor=sb;
                sb.superclass=spp;
                if(spp.constructor == oc){
                    spp.constructor=sp;
                }
                sb.override = function(o){
                    Ext.override(sb, o);
                };
                sbp.override = io;
                Ext.override(sb, overrides);
                return sb;
            };
        }(),

        
        override : function(origclass, overrides){
            if(overrides){
                var p = origclass.prototype;
                for(var method in overrides){
                    p[method] = overrides[method];
                }
            }
        },

        
        namespace : function(){
            var a=arguments, o=null, i, j, d, rt;
            for (i=0; i= 0) {
                    cacheItem = listeners[index];
                }

                if (!el || !cacheItem) {
                    return false;
                }

                this.doRemove(el, eventName, cacheItem[this.WFN], false);

                delete listeners[index][this.WFN];
                delete listeners[index][this.FN];
                listeners.splice(index, 1);

                return true;

            },


            getTarget: function(ev, resolveTextNode) {
                ev = ev.browserEvent || ev;
                var t = ev.target || ev.srcElement;
                return this.resolveTextNode(t);
            },


            resolveTextNode: function(node) {
                if (Ext.isSafari && node && 3 == node.nodeType) {
                    return node.parentNode;
                } else {
                    return node;
                }
            },


            getPageX: function(ev) {
                ev = ev.browserEvent || ev;
                var x = ev.pageX;
                if (!x && 0 !== x) {
                    x = ev.clientX || 0;

                    if (Ext.isIE) {
                        x += this.getScroll()[1];
                    }
                }

                return x;
            },


            getPageY: function(ev) {
                ev = ev.browserEvent || ev;
                var y = ev.pageY;
                if (!y && 0 !== y) {
                    y = ev.clientY || 0;

                    if (Ext.isIE) {
                        y += this.getScroll()[0];
                    }
                }


                return y;
            },


            getXY: function(ev) {
                ev = ev.browserEvent || ev;
                return [this.getPageX(ev), this.getPageY(ev)];
            },


            getRelatedTarget: function(ev) {
                ev = ev.browserEvent || ev;
                var t = ev.relatedTarget;
                if (!t) {
                    if (ev.type == "mouseout") {
                        t = ev.toElement;
                    } else if (ev.type == "mouseover") {
                        t = ev.fromElement;
                    }
                }

                return this.resolveTextNode(t);
            },


            getTime: function(ev) {
                ev = ev.browserEvent || ev;
                if (!ev.time) {
                    var t = new Date().getTime();
                    try {
                        ev.time = t;
                    } catch(ex) {
                        this.lastError = ex;
                        return t;
                    }
                }

                return ev.time;
            },


            stopEvent: function(ev) {
                this.stopPropagation(ev);
                this.preventDefault(ev);
            },


            stopPropagation: function(ev) {
                ev = ev.browserEvent || ev;
                if (ev.stopPropagation) {
                    ev.stopPropagation();
                } else {
                    ev.cancelBubble = true;
                }
            },


            preventDefault: function(ev) {
                ev = ev.browserEvent || ev;
                if(ev.preventDefault) {
                    ev.preventDefault();
                } else {
                    ev.returnValue = false;
                }
            },


            getEvent: function(e) {
                var ev = e || window.event;
                if (!ev) {
                    var c = this.getEvent.caller;
                    while (c) {
                        ev = c.arguments[0];
                        if (ev && Event == ev.constructor) {
                            break;
                        }
                        c = c.caller;
                    }
                }
                return ev;
            },


            getCharCode: function(ev) {
                ev = ev.browserEvent || ev;
                return ev.charCode || ev.keyCode || 0;
            },


            _getCacheIndex: function(el, eventName, fn) {
                for (var i = 0,len = listeners.length; i < len; ++i) {
                    var li = listeners[i];
                    if (li &&
                        li[this.FN] == fn &&
                        li[this.EL] == el &&
                        li[this.TYPE] == eventName) {
                        return i;
                    }
                }

                return -1;
            },


            elCache: {},


            getEl: function(id) {
                return document.getElementById(id);
            },


            clearCache: function() {
            },


            _load: function(e) {
                loadComplete = true;
                var EU = Ext.lib.Event;


                if (Ext.isIE) {
                    EU.doRemove(window, "load", EU._load);
                }
            },


            _tryPreloadAttach: function() {

                if (this.locked) {
                    return false;
                }

                this.locked = true;


                var tryAgain = !loadComplete;
                if (!tryAgain) {
                    tryAgain = (retryCount > 0);
                }


                var notAvail = [];
                for (var i = 0,len = onAvailStack.length; i < len; ++i) {
                    var item = onAvailStack[i];
                    if (item) {
                        var el = this.getEl(item.id);

                        if (el) {
                            if (!item.checkReady ||
                                loadComplete ||
                                el.nextSibling ||
                                (document && document.body)) {

                                var scope = el;
                                if (item.override) {
                                    if (item.override === true) {
                                        scope = item.obj;
                                    } else {
                                        scope = item.override;
                                    }
                                }
                                item.fn.call(scope, item.obj);
                                onAvailStack[i] = null;
                            }
                        } else {
                            notAvail.push(item);
                        }
                    }
                }

                retryCount = (notAvail.length === 0) ? 0 : retryCount - 1;

                if (tryAgain) {

                    this.startInterval();
                } else {
                    clearInterval(this._interval);
                    this._interval = null;
                }

                this.locked = false;

                return true;

            },


            purgeElement: function(el, recurse, eventName) {
                var elListeners = this.getListeners(el, eventName);
                if (elListeners) {
                    for (var i = 0,len = elListeners.length; i < len; ++i) {
                        var l = elListeners[i];
                        this.removeListener(el, l.type, l.fn);
                    }
                }

                if (recurse && el && el.childNodes) {
                    for (i = 0,len = el.childNodes.length; i < len; ++i) {
                        this.purgeElement(el.childNodes[i], recurse, eventName);
                    }
                }
            },


            getListeners: function(el, eventName) {
                var results = [], searchLists;
                if (!eventName) {
                    searchLists = [listeners, unloadListeners];
                } else if (eventName == "unload") {
                    searchLists = [unloadListeners];
                } else {
                    searchLists = [listeners];
                }

                for (var j = 0; j < searchLists.length; ++j) {
                    var searchList = searchLists[j];
                    if (searchList && searchList.length > 0) {
                        for (var i = 0,len = searchList.length; i < len; ++i) {
                            var l = searchList[i];
                            if (l && l[this.EL] === el &&
                                (!eventName || eventName === l[this.TYPE])) {
                                results.push({
                                    type:   l[this.TYPE],
                                    fn:     l[this.FN],
                                    obj:    l[this.OBJ],
                                    adjust: l[this.ADJ_SCOPE],
                                    index:  i
                                });
                            }
                        }
                    }
                }

                return (results.length) ? results : null;
            },


            _unload: function(e) {

                var EU = Ext.lib.Event, i, j, l, len, index;

                for (i = 0,len = unloadListeners.length; i < len; ++i) {
                    l = unloadListeners[i];
                    if (l) {
                        var scope = window;
                        if (l[EU.ADJ_SCOPE]) {
                            if (l[EU.ADJ_SCOPE] === true) {
                                scope = l[EU.OBJ];
                            } else {
                                scope = l[EU.ADJ_SCOPE];
                            }
                        }
                        l[EU.FN].call(scope, EU.getEvent(e), l[EU.OBJ]);
                        unloadListeners[i] = null;
                        l = null;
                        scope = null;
                    }
                }

                unloadListeners = null;

                if (listeners && listeners.length > 0) {
                    j = listeners.length;
                    while (j) {
                        index = j - 1;
                        l = listeners[index];
                        if (l) {
                            EU.removeListener(l[EU.EL], l[EU.TYPE],
                                    l[EU.FN], index);
                        }
                        j = j - 1;
                    }
                    l = null;

                    EU.clearCache();
                }

                EU.doRemove(window, "unload", EU._unload);

            },


            getScroll: function() {
                var dd = document.documentElement, db = document.body;
                if (dd && (dd.scrollTop || dd.scrollLeft)) {
                    return [dd.scrollTop, dd.scrollLeft];
                } else if (db) {
                    return [db.scrollTop, db.scrollLeft];
                } else {
                    return [0, 0];
                }
            },


            doAdd: function () {
                if (window.addEventListener) {
                    return function(el, eventName, fn, capture) {
                        el.addEventListener(eventName, fn, (capture));
                    };
                } else if (window.attachEvent) {
                    return function(el, eventName, fn, capture) {
                        el.attachEvent("on" + eventName, fn);
                    };
                } else {
                    return function() {
                    };
                }
            }(),


            doRemove: function() {
                if (window.removeEventListener) {
                    return function (el, eventName, fn, capture) {
                        el.removeEventListener(eventName, fn, (capture));
                    };
                } else if (window.detachEvent) {
                    return function (el, eventName, fn) {
                        el.detachEvent("on" + eventName, fn);
                    };
                } else {
                    return function() {
                    };
                }
            }()
        };

    }();

    var E = Ext.lib.Event;
    E.on = E.addListener;
    E.un = E.removeListener;
    if (document && document.body) {
        E._load();
    } else {
        E.doAdd(window, "load", E._load);
    }
    E.doAdd(window, "unload", E._unload);
    E._tryPreloadAttach();

    Ext.lib.Ajax = {
        request : function(method, uri, cb, data, options) {
            if(options){
                var hs = options.headers;
                if(hs){
                    for(var h in hs){
                        if(hs.hasOwnProperty(h)){
                            this.initHeader(h, hs[h], false);
                        }
                    }
                }
                if(options.xmlData){
                    this.initHeader('Content-Type', 'text/xml', false);
                    method = 'POST';
                    data = options.xmlData;
                }else if(options.jsonData){
                    this.initHeader('Content-Type', 'text/javascript', false);
                    method = 'POST';
                    data = typeof options.jsonData == 'object' ? Ext.encode(options.jsonData) : options.jsonData;
                }
            }

            return this.asyncRequest(method, uri, cb, data);
        },

        serializeForm : function(form) {
            if(typeof form == 'string') {
                form = (document.getElementById(form) || document.forms[form]);
            }

            var el, name, val, disabled, data = '', hasSubmit = false;
            for (var i = 0; i < form.elements.length; i++) {
                el = form.elements[i];
                disabled = form.elements[i].disabled;
                name = form.elements[i].name;
                val = form.elements[i].value;

                if (!disabled && name){
                    switch (el.type)
                            {
                        case 'select-one':
                        case 'select-multiple':
                            for (var j = 0; j < el.options.length; j++) {
                                if (el.options[j].selected) {
                                    if (Ext.isIE) {
                                        data += encodeURIComponent(name) + '=' + encodeURIComponent(el.options[j].attributes['value'].specified ? el.options[j].value : el.options[j].text) + '&';
                                    }
                                    else {
                                        data += encodeURIComponent(name) + '=' + encodeURIComponent(el.options[j].hasAttribute('value') ? el.options[j].value : el.options[j].text) + '&';
                                    }
                                }
                            }
                            break;
                        case 'radio':
                        case 'checkbox':
                            if (el.checked) {
                                data += encodeURIComponent(name) + '=' + encodeURIComponent(val) + '&';
                            }
                            break;
                        case 'file':

                        case undefined:

                        case 'reset':

                        case 'button':

                            break;
                        case 'submit':
                            if(hasSubmit == false) {
                                data += encodeURIComponent(name) + '=' + encodeURIComponent(val) + '&';
                                hasSubmit = true;
                            }
                            break;
                        default:
                            data += encodeURIComponent(name) + '=' + encodeURIComponent(val) + '&';
                            break;
                    }
                }
            }
            data = data.substr(0, data.length - 1);
            return data;
        },

        headers:{},

        hasHeaders:false,

        useDefaultHeader:true,

        defaultPostHeader:'application/x-www-form-urlencoded',

        useDefaultXhrHeader:true,

        defaultXhrHeader:'XMLHttpRequest',

        hasDefaultHeaders:true,

        defaultHeaders:{},

        poll:{},

        timeout:{},

        pollInterval:50,

        transactionId:0,

        setProgId:function(id)
        {
            this.activeX.unshift(id);
        },

        setDefaultPostHeader:function(b)
        {
            this.useDefaultHeader = b;
        },

        setDefaultXhrHeader:function(b)
        {
            this.useDefaultXhrHeader = b;
        },

        setPollingInterval:function(i)
        {
            if (typeof i == 'number' && isFinite(i)) {
                this.pollInterval = i;
            }
        },

        createXhrObject:function(transactionId)
        {
            var obj,http;
            try
            {

                http = new XMLHttpRequest();

                obj = { conn:http, tId:transactionId };
            }
            catch(e)
            {
                for (var i = 0; i < this.activeX.length; ++i) {
                    try
                    {

                        http = new ActiveXObject(this.activeX[i]);

                        obj = { conn:http, tId:transactionId };
                        break;
                    }
                    catch(e) {
                    }
                }
            }
            finally
            {
                return obj;
            }
        },

        getConnectionObject:function()
        {
            var o;
            var tId = this.transactionId;

            try
            {
                o = this.createXhrObject(tId);
                if (o) {
                    this.transactionId++;
                }
            }
            catch(e) {
            }
            finally
            {
                return o;
            }
        },

        asyncRequest:function(method, uri, callback, postData)
        {
            var o = this.getConnectionObject();

            if (!o) {
                return null;
            }
            else {
                o.conn.open(method, uri, true);

                if (this.useDefaultXhrHeader) {
                    if (!this.defaultHeaders['X-Requested-With']) {
                        this.initHeader('X-Requested-With', this.defaultXhrHeader, true);
                    }
                }

                if(postData && this.useDefaultHeader){
                    this.initHeader('Content-Type', this.defaultPostHeader);
                }

                 if (this.hasDefaultHeaders || this.hasHeaders) {
                    this.setHeader(o);
                }

                this.handleReadyState(o, callback);
                o.conn.send(postData || null);

                return o;
            }
        },

        handleReadyState:function(o, callback)
        {
            var oConn = this;

            if (callback && callback.timeout) {
                this.timeout[o.tId] = window.setTimeout(function() {
                    oConn.abort(o, callback, true);
                }, callback.timeout);
            }

            this.poll[o.tId] = window.setInterval(
                    function() {
                        if (o.conn && o.conn.readyState == 4) {
                            window.clearInterval(oConn.poll[o.tId]);
                            delete oConn.poll[o.tId];

                            if (callback && callback.timeout) {
                                window.clearTimeout(oConn.timeout[o.tId]);
                                delete oConn.timeout[o.tId];
                            }

                            oConn.handleTransactionResponse(o, callback);
                        }
                    }
                    , this.pollInterval);
        },

        handleTransactionResponse:function(o, callback, isAbort)
        {

            if (!callback) {
                this.releaseObject(o);
                return;
            }

            var httpStatus, responseObject;

            try
            {
                if (o.conn.status !== undefined && o.conn.status != 0) {
                    httpStatus = o.conn.status;
                }
                else {
                    httpStatus = 13030;
                }
            }
            catch(e) {


                httpStatus = 13030;
            }

            if (httpStatus >= 200 && httpStatus < 300) {
                responseObject = this.createResponseObject(o, callback.argument);
                if (callback.success) {
                    if (!callback.scope) {
                        callback.success(responseObject);
                    }
                    else {


                        callback.success.apply(callback.scope, [responseObject]);
                    }
                }
            }
            else {
                switch (httpStatus) {

                    case 12002:
                    case 12029:
                    case 12030:
                    case 12031:
                    case 12152:
                    case 13030:
                        responseObject = this.createExceptionObject(o.tId, callback.argument, (isAbort ? isAbort : false));
                        if (callback.failure) {
                            if (!callback.scope) {
                                callback.failure(responseObject);
                            }
                            else {
                                callback.failure.apply(callback.scope, [responseObject]);
                            }
                        }
                        break;
                    default:
                        responseObject = this.createResponseObject(o, callback.argument);
                        if (callback.failure) {
                            if (!callback.scope) {
                                callback.failure(responseObject);
                            }
                            else {
                                callback.failure.apply(callback.scope, [responseObject]);
                            }
                        }
                }
            }

            this.releaseObject(o);
            responseObject = null;
        },

        createResponseObject:function(o, callbackArg)
        {
            var obj = {};
            var headerObj = {};

            try
            {
                var headerStr = o.conn.getAllResponseHeaders();
                var header = headerStr.split('\n');
                for (var i = 0; i < header.length; i++) {
                    var delimitPos = header[i].indexOf(':');
                    if (delimitPos != -1) {
                        headerObj[header[i].substring(0, delimitPos)] = header[i].substring(delimitPos + 2);
                    }
                }
            }
            catch(e) {
            }

            obj.tId = o.tId;
            obj.status = o.conn.status;
            obj.statusText = o.conn.statusText;
            obj.getResponseHeader = headerObj;
            obj.getAllResponseHeaders = headerStr;
            obj.responseText = o.conn.responseText;
            obj.responseXML = o.conn.responseXML;

            if (typeof callbackArg !== undefined) {
                obj.argument = callbackArg;
            }

            return obj;
        },

        createExceptionObject:function(tId, callbackArg, isAbort)
        {
            var COMM_CODE = 0;
            var COMM_ERROR = 'communication failure';
            var ABORT_CODE = -1;
            var ABORT_ERROR = 'transaction aborted';

            var obj = {};

            obj.tId = tId;
            if (isAbort) {
                obj.status = ABORT_CODE;
                obj.statusText = ABORT_ERROR;
            }
            else {
                obj.status = COMM_CODE;
                obj.statusText = COMM_ERROR;
            }

            if (callbackArg) {
                obj.argument = callbackArg;
            }

            return obj;
        },

        initHeader:function(label, value, isDefault)
        {
            var headerObj = (isDefault) ? this.defaultHeaders : this.headers;

            if (headerObj[label] === undefined) {
                headerObj[label] = value;
            }
            else {


                headerObj[label] = value + "," + headerObj[label];
            }

            if (isDefault) {
                this.hasDefaultHeaders = true;
            }
            else {
                this.hasHeaders = true;
            }
        },


        setHeader:function(o)
        {
            if (this.hasDefaultHeaders) {
                for (var prop in this.defaultHeaders) {
                    if (this.defaultHeaders.hasOwnProperty(prop)) {
                        o.conn.setRequestHeader(prop, this.defaultHeaders[prop]);
                    }
                }
            }

            if (this.hasHeaders) {
                for (var prop in this.headers) {
                    if (this.headers.hasOwnProperty(prop)) {
                        o.conn.setRequestHeader(prop, this.headers[prop]);
                    }
                }
                this.headers = {};
                this.hasHeaders = false;
            }
        },

        resetDefaultHeaders:function() {
            delete this.defaultHeaders;
            this.defaultHeaders = {};
            this.hasDefaultHeaders = false;
        },

        abort:function(o, callback, isTimeout)
        {
            if (this.isCallInProgress(o)) {
                o.conn.abort();
                window.clearInterval(this.poll[o.tId]);
                delete this.poll[o.tId];
                if (isTimeout) {
                    delete this.timeout[o.tId];
                }

                this.handleTransactionResponse(o, callback, true);

                return true;
            }
            else {
                return false;
            }
        },


        isCallInProgress:function(o)
        {


            if (o.conn) {
                return o.conn.readyState != 4 && o.conn.readyState != 0;
            }
            else {

                return false;
            }
        },


        releaseObject:function(o)
        {

            o.conn = null;

            o = null;
        },

        activeX:[
        'MSXML2.XMLHTTP.3.0',
        'MSXML2.XMLHTTP',
        'Microsoft.XMLHTTP'
        ]


    };


    Ext.lib.Region = function(t, r, b, l) {
        this.top = t;
        this[1] = t;
        this.right = r;
        this.bottom = b;
        this.left = l;
        this[0] = l;
    };

    Ext.lib.Region.prototype = {
        contains : function(region) {
            return ( region.left >= this.left &&
                     region.right <= this.right &&
                     region.top >= this.top &&
                     region.bottom <= this.bottom    );

        },

        getArea : function() {
            return ( (this.bottom - this.top) * (this.right - this.left) );
        },

        intersect : function(region) {
            var t = Math.max(this.top, region.top);
            var r = Math.min(this.right, region.right);
            var b = Math.min(this.bottom, region.bottom);
            var l = Math.max(this.left, region.left);

            if (b >= t && r >= l) {
                return new Ext.lib.Region(t, r, b, l);
            } else {
                return null;
            }
        },
        union : function(region) {
            var t = Math.min(this.top, region.top);
            var r = Math.max(this.right, region.right);
            var b = Math.max(this.bottom, region.bottom);
            var l = Math.min(this.left, region.left);

            return new Ext.lib.Region(t, r, b, l);
        },

        constrainTo : function(r) {
            this.top = this.top.constrain(r.top, r.bottom);
            this.bottom = this.bottom.constrain(r.top, r.bottom);
            this.left = this.left.constrain(r.left, r.right);
            this.right = this.right.constrain(r.left, r.right);
            return this;
        },

        adjust : function(t, l, b, r) {
            this.top += t;
            this.left += l;
            this.right += r;
            this.bottom += b;
            return this;
        }
    };

    Ext.lib.Region.getRegion = function(el) {
        var p = Ext.lib.Dom.getXY(el);

        var t = p[1];
        var r = p[0] + el.offsetWidth;
        var b = p[1] + el.offsetHeight;
        var l = p[0];

        return new Ext.lib.Region(t, r, b, l);
    };

    Ext.lib.Point = function(x, y) {
        if (Ext.isArray(x)) {
            y = x[1];
            x = x[0];
        }
        this.x = this.right = this.left = this[0] = x;
        this.y = this.top = this.bottom = this[1] = y;
    };

    Ext.lib.Point.prototype = new Ext.lib.Region();


    Ext.lib.Anim = {
        scroll : function(el, args, duration, easing, cb, scope) {
            return this.run(el, args, duration, easing, cb, scope, Ext.lib.Scroll);
        },

        motion : function(el, args, duration, easing, cb, scope) {
            return this.run(el, args, duration, easing, cb, scope, Ext.lib.Motion);
        },

        color : function(el, args, duration, easing, cb, scope) {
            return this.run(el, args, duration, easing, cb, scope, Ext.lib.ColorAnim);
        },

        run : function(el, args, duration, easing, cb, scope, type) {
            type = type || Ext.lib.AnimBase;
            if (typeof easing == "string") {
                easing = Ext.lib.Easing[easing];
            }
            var anim = new type(el, args, duration, easing);
            anim.animateX(function() {
                Ext.callback(cb, scope);
            });
            return anim;
        }
    };


    function fly(el) {
        if (!libFlyweight) {
            libFlyweight = new Ext.Element.Flyweight();
        }
        libFlyweight.dom = el;
        return libFlyweight;
    }


    if(Ext.isIE) {
        function fnCleanUp() {
            var p = Function.prototype;
            delete p.createSequence;
            delete p.defer;
            delete p.createDelegate;
            delete p.createCallback;
            delete p.createInterceptor;

            window.detachEvent("onunload", fnCleanUp);
        }
        window.attachEvent("onunload", fnCleanUp);
    }

    Ext.lib.AnimBase = function(el, attributes, duration, method) {
        if (el) {
            this.init(el, attributes, duration, method);
        }
    };

    Ext.lib.AnimBase.prototype = {

        toString: function() {
            var el = this.getEl();
            var id = el.id || el.tagName;
            return ("Anim " + id);
        },

        patterns: {
            noNegatives:        /width|height|opacity|padding/i,
            offsetAttribute:  /^((width|height)|(top|left))$/,
            defaultUnit:        /width|height|top$|bottom$|left$|right$/i,
            offsetUnit:         /\d+(em|%|en|ex|pt|in|cm|mm|pc)$/i
        },


        doMethod: function(attr, start, end) {
            return this.method(this.currentFrame, start, end - start, this.totalFrames);
        },


        setAttribute: function(attr, val, unit) {
            if (this.patterns.noNegatives.test(attr)) {
                val = (val > 0) ? val : 0;
            }

            Ext.fly(this.getEl(), '_anim').setStyle(attr, val + unit);
        },


        getAttribute: function(attr) {
            var el = this.getEl();
            var val = fly(el).getStyle(attr);

            if (val !== 'auto' && !this.patterns.offsetUnit.test(val)) {
                return parseFloat(val);
            }

            var a = this.patterns.offsetAttribute.exec(attr) || [];
            var pos = !!( a[3] );
            var box = !!( a[2] );


            if (box || (fly(el).getStyle('position') == 'absolute' && pos)) {
                val = el['offset' + a[0].charAt(0).toUpperCase() + a[0].substr(1)];
            } else {
                val = 0;
            }

            return val;
        },


        getDefaultUnit: function(attr) {
            if (this.patterns.defaultUnit.test(attr)) {
                return 'px';
            }

            return '';
        },

        animateX : function(callback, scope) {
            var f = function() {
                this.onComplete.removeListener(f);
                if (typeof callback == "function") {
                    callback.call(scope || this, this);
                }
            };
            this.onComplete.addListener(f, this);
            this.animate();
        },


        setRuntimeAttribute: function(attr) {
            var start;
            var end;
            var attributes = this.attributes;

            this.runtimeAttributes[attr] = {};

            var isset = function(prop) {
                return (typeof prop !== 'undefined');
            };

            if (!isset(attributes[attr]['to']) && !isset(attributes[attr]['by'])) {
                return false;
            }

            start = ( isset(attributes[attr]['from']) ) ? attributes[attr]['from'] : this.getAttribute(attr);


            if (isset(attributes[attr]['to'])) {
                end = attributes[attr]['to'];
            } else if (isset(attributes[attr]['by'])) {
                if (start.constructor == Array) {
                    end = [];
                    for (var i = 0, len = start.length; i < len; ++i) {
                        end[i] = start[i] + attributes[attr]['by'][i];
                    }
                } else {
                    end = start + attributes[attr]['by'];
                }
            }

            this.runtimeAttributes[attr].start = start;
            this.runtimeAttributes[attr].end = end;


            this.runtimeAttributes[attr].unit = ( isset(attributes[attr].unit) ) ? attributes[attr]['unit'] : this.getDefaultUnit(attr);
        },


        init: function(el, attributes, duration, method) {

            var isAnimated = false;


            var startTime = null;


            var actualFrames = 0;


            el = Ext.getDom(el);


            this.attributes = attributes || {};


            this.duration = duration || 1;


            this.method = method || Ext.lib.Easing.easeNone;


            this.useSeconds = true;


            this.currentFrame = 0;


            this.totalFrames = Ext.lib.AnimMgr.fps;


            this.getEl = function() {
                return el;
            };


            this.isAnimated = function() {
                return isAnimated;
            };


            this.getStartTime = function() {
                return startTime;
            };

            this.runtimeAttributes = {};


            this.animate = function() {
                if (this.isAnimated()) {
                    return false;
                }

                this.currentFrame = 0;

                this.totalFrames = ( this.useSeconds ) ? Math.ceil(Ext.lib.AnimMgr.fps * this.duration) : this.duration;

                Ext.lib.AnimMgr.registerElement(this);
            };


            this.stop = function(finish) {
                if (finish) {
                    this.currentFrame = this.totalFrames;
                    this._onTween.fire();
                }
                Ext.lib.AnimMgr.stop(this);
            };

            var onStart = function() {
                this.onStart.fire();

                this.runtimeAttributes = {};
                for (var attr in this.attributes) {
                    this.setRuntimeAttribute(attr);
                }

                isAnimated = true;
                actualFrames = 0;
                startTime = new Date();
            };


            var onTween = function() {
                var data = {
                    duration: new Date() - this.getStartTime(),
                    currentFrame: this.currentFrame
                };

                data.toString = function() {
                    return (
                            'duration: ' + data.duration +
                            ', currentFrame: ' + data.currentFrame
                            );
                };

                this.onTween.fire(data);

                var runtimeAttributes = this.runtimeAttributes;

                for (var attr in runtimeAttributes) {
                    this.setAttribute(attr, this.doMethod(attr, runtimeAttributes[attr].start, runtimeAttributes[attr].end), runtimeAttributes[attr].unit);
                }

                actualFrames += 1;
            };

            var onComplete = function() {
                var actual_duration = (new Date() - startTime) / 1000 ;

                var data = {
                    duration: actual_duration,
                    frames: actualFrames,
                    fps: actualFrames / actual_duration
                };

                data.toString = function() {
                    return (
                            'duration: ' + data.duration +
                            ', frames: ' + data.frames +
                            ', fps: ' + data.fps
                            );
                };

                isAnimated = false;
                actualFrames = 0;
                this.onComplete.fire(data);
            };


            this._onStart = new Ext.util.Event(this);
            this.onStart = new Ext.util.Event(this);
            this.onTween = new Ext.util.Event(this);
            this._onTween = new Ext.util.Event(this);
            this.onComplete = new Ext.util.Event(this);
            this._onComplete = new Ext.util.Event(this);
            this._onStart.addListener(onStart);
            this._onTween.addListener(onTween);
            this._onComplete.addListener(onComplete);
        }
    };


    Ext.lib.AnimMgr = new function() {

        var thread = null;


        var queue = [];


        var tweenCount = 0;


        this.fps = 1000;


        this.delay = 1;


        this.registerElement = function(tween) {
            queue[queue.length] = tween;
            tweenCount += 1;
            tween._onStart.fire();
            this.start();
        };


        this.unRegister = function(tween, index) {
            tween._onComplete.fire();
            index = index || getIndex(tween);
            if (index != -1) {
                queue.splice(index, 1);
            }

            tweenCount -= 1;
            if (tweenCount <= 0) {
                this.stop();
            }
        };


        this.start = function() {
            if (thread === null) {
                thread = setInterval(this.run, this.delay);
            }
        };


        this.stop = function(tween) {
            if (!tween) {
                clearInterval(thread);

                for (var i = 0, len = queue.length; i < len; ++i) {
                    if (queue[0].isAnimated()) {
                        this.unRegister(queue[0], 0);
                    }
                }

                queue = [];
                thread = null;
                tweenCount = 0;
            }
            else {
                this.unRegister(tween);
            }
        };


        this.run = function() {
            for (var i = 0, len = queue.length; i < len; ++i) {
                var tween = queue[i];
                if (!tween || !tween.isAnimated()) {
                    continue;
                }

                if (tween.currentFrame < tween.totalFrames || tween.totalFrames === null)
                {
                    tween.currentFrame += 1;

                    if (tween.useSeconds) {
                        correctFrame(tween);
                    }
                    tween._onTween.fire();
                }
                else {
                    Ext.lib.AnimMgr.stop(tween, i);
                }
            }
        };

        var getIndex = function(anim) {
            for (var i = 0, len = queue.length; i < len; ++i) {
                if (queue[i] == anim) {
                    return i;
                }
            }
            return -1;
        };


        var correctFrame = function(tween) {
            var frames = tween.totalFrames;
            var frame = tween.currentFrame;
            var expected = (tween.currentFrame * tween.duration * 1000 / tween.totalFrames);
            var elapsed = (new Date() - tween.getStartTime());
            var tweak = 0;

            if (elapsed < tween.duration * 1000) {
                tweak = Math.round((elapsed / expected - 1) * tween.currentFrame);
            } else {
                tweak = frames - (frame + 1);
            }
            if (tweak > 0 && isFinite(tweak)) {
                if (tween.currentFrame + tweak >= frames) {
                    tweak = frames - (frame + 1);
                }

                tween.currentFrame += tweak;
            }
        };
    };

    Ext.lib.Bezier = new function() {

        this.getPosition = function(points, t) {
            var n = points.length;
            var tmp = [];

            for (var i = 0; i < n; ++i) {
                tmp[i] = [points[i][0], points[i][1]];
            }

            for (var j = 1; j < n; ++j) {
                for (i = 0; i < n - j; ++i) {
                    tmp[i][0] = (1 - t) * tmp[i][0] + t * tmp[parseInt(i + 1, 10)][0];
                    tmp[i][1] = (1 - t) * tmp[i][1] + t * tmp[parseInt(i + 1, 10)][1];
                }
            }

            return [ tmp[0][0], tmp[0][1] ];

        };
    };
    (function() {

        Ext.lib.ColorAnim = function(el, attributes, duration, method) {
            Ext.lib.ColorAnim.superclass.constructor.call(this, el, attributes, duration, method);
        };

        Ext.extend(Ext.lib.ColorAnim, Ext.lib.AnimBase);


        var Y = Ext.lib;
        var superclass = Y.ColorAnim.superclass;
        var proto = Y.ColorAnim.prototype;

        proto.toString = function() {
            var el = this.getEl();
            var id = el.id || el.tagName;
            return ("ColorAnim " + id);
        };

        proto.patterns.color = /color$/i;
        proto.patterns.rgb = /^rgb\(([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\)$/i;
        proto.patterns.hex = /^#?([0-9A-F]{2})([0-9A-F]{2})([0-9A-F]{2})$/i;
        proto.patterns.hex3 = /^#?([0-9A-F]{1})([0-9A-F]{1})([0-9A-F]{1})$/i;
        proto.patterns.transparent = /^transparent|rgba\(0, 0, 0, 0\)$/;


        proto.parseColor = function(s) {
            if (s.length == 3) {
                return s;
            }

            var c = this.patterns.hex.exec(s);
            if (c && c.length == 4) {
                return [ parseInt(c[1], 16), parseInt(c[2], 16), parseInt(c[3], 16) ];
            }

            c = this.patterns.rgb.exec(s);
            if (c && c.length == 4) {
                return [ parseInt(c[1], 10), parseInt(c[2], 10), parseInt(c[3], 10) ];
            }

            c = this.patterns.hex3.exec(s);
            if (c && c.length == 4) {
                return [ parseInt(c[1] + c[1], 16), parseInt(c[2] + c[2], 16), parseInt(c[3] + c[3], 16) ];
            }

            return null;
        };

        proto.getAttribute = function(attr) {
            var el = this.getEl();
            if (this.patterns.color.test(attr)) {
                var val = fly(el).getStyle(attr);

                if (this.patterns.transparent.test(val)) {
                    var parent = el.parentNode;
                    val = fly(parent).getStyle(attr);

                    while (parent && this.patterns.transparent.test(val)) {
                        parent = parent.parentNode;
                        val = fly(parent).getStyle(attr);
                        if (parent.tagName.toUpperCase() == 'HTML') {
                            val = '#fff';
                        }
                    }
                }
            } else {
                val = superclass.getAttribute.call(this, attr);
            }

            return val;
        };

        proto.doMethod = function(attr, start, end) {
            var val;

            if (this.patterns.color.test(attr)) {
                val = [];
                for (var i = 0, len = start.length; i < len; ++i) {
                    val[i] = superclass.doMethod.call(this, attr, start[i], end[i]);
                }

                val = 'rgb(' + Math.floor(val[0]) + ',' + Math.floor(val[1]) + ',' + Math.floor(val[2]) + ')';
            }
            else {
                val = superclass.doMethod.call(this, attr, start, end);
            }

            return val;
        };

        proto.setRuntimeAttribute = function(attr) {
            superclass.setRuntimeAttribute.call(this, attr);

            if (this.patterns.color.test(attr)) {
                var attributes = this.attributes;
                var start = this.parseColor(this.runtimeAttributes[attr].start);
                var end = this.parseColor(this.runtimeAttributes[attr].end);

                if (typeof attributes[attr]['to'] === 'undefined' && typeof attributes[attr]['by'] !== 'undefined') {
                    end = this.parseColor(attributes[attr].by);

                    for (var i = 0, len = start.length; i < len; ++i) {
                        end[i] = start[i] + end[i];
                    }
                }

                this.runtimeAttributes[attr].start = start;
                this.runtimeAttributes[attr].end = end;
            }
        };
    })();


    Ext.lib.Easing = {


        easeNone: function (t, b, c, d) {
            return c * t / d + b;
        },


        easeIn: function (t, b, c, d) {
            return c * (t /= d) * t + b;
        },


        easeOut: function (t, b, c, d) {
            return -c * (t /= d) * (t - 2) + b;
        },


        easeBoth: function (t, b, c, d) {
            if ((t /= d / 2) < 1) {
                return c / 2 * t * t + b;
            }

            return -c / 2 * ((--t) * (t - 2) - 1) + b;
        },


        easeInStrong: function (t, b, c, d) {
            return c * (t /= d) * t * t * t + b;
        },


        easeOutStrong: function (t, b, c, d) {
            return -c * ((t = t / d - 1) * t * t * t - 1) + b;
        },


        easeBothStrong: function (t, b, c, d) {
            if ((t /= d / 2) < 1) {
                return c / 2 * t * t * t * t + b;
            }

            return -c / 2 * ((t -= 2) * t * t * t - 2) + b;
        },



        elasticIn: function (t, b, c, d, a, p) {
            if (t == 0) {
                return b;
            }
            if ((t /= d) == 1) {
                return b + c;
            }
            if (!p) {
                p = d * .3;
            }

            if (!a || a < Math.abs(c)) {
                a = c;
                var s = p / 4;
            }
            else {
                var s = p / (2 * Math.PI) * Math.asin(c / a);
            }

            return -(a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * d - s) * (2 * Math.PI) / p)) + b;
        },


        elasticOut: function (t, b, c, d, a, p) {
            if (t == 0) {
                return b;
            }
            if ((t /= d) == 1) {
                return b + c;
            }
            if (!p) {
                p = d * .3;
            }

            if (!a || a < Math.abs(c)) {
                a = c;
                var s = p / 4;
            }
            else {
                var s = p / (2 * Math.PI) * Math.asin(c / a);
            }

            return a * Math.pow(2, -10 * t) * Math.sin((t * d - s) * (2 * Math.PI) / p) + c + b;
        },


        elasticBoth: function (t, b, c, d, a, p) {
            if (t == 0) {
                return b;
            }

            if ((t /= d / 2) == 2) {
                return b + c;
            }

            if (!p) {
                p = d * (.3 * 1.5);
            }

            if (!a || a < Math.abs(c)) {
                a = c;
                var s = p / 4;
            }
            else {
                var s = p / (2 * Math.PI) * Math.asin(c / a);
            }

            if (t < 1) {
                return -.5 * (a * Math.pow(2, 10 * (t -= 1)) *
                              Math.sin((t * d - s) * (2 * Math.PI) / p)) + b;
            }
            return a * Math.pow(2, -10 * (t -= 1)) *
                   Math.sin((t * d - s) * (2 * Math.PI) / p) * .5 + c + b;
        },



        backIn: function (t, b, c, d, s) {
            if (typeof s == 'undefined') {
                s = 1.70158;
            }
            return c * (t /= d) * t * ((s + 1) * t - s) + b;
        },


        backOut: function (t, b, c, d, s) {
            if (typeof s == 'undefined') {
                s = 1.70158;
            }
            return c * ((t = t / d - 1) * t * ((s + 1) * t + s) + 1) + b;
        },


        backBoth: function (t, b, c, d, s) {
            if (typeof s == 'undefined') {
                s = 1.70158;
            }

            if ((t /= d / 2 ) < 1) {
                return c / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)) + b;
            }
            return c / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2) + b;
        },


        bounceIn: function (t, b, c, d) {
            return c - Ext.lib.Easing.bounceOut(d - t, 0, c, d) + b;
        },


        bounceOut: function (t, b, c, d) {
            if ((t /= d) < (1 / 2.75)) {
                return c * (7.5625 * t * t) + b;
            } else if (t < (2 / 2.75)) {
                return c * (7.5625 * (t -= (1.5 / 2.75)) * t + .75) + b;
            } else if (t < (2.5 / 2.75)) {
                return c * (7.5625 * (t -= (2.25 / 2.75)) * t + .9375) + b;
            }
            return c * (7.5625 * (t -= (2.625 / 2.75)) * t + .984375) + b;
        },


        bounceBoth: function (t, b, c, d) {
            if (t < d / 2) {
                return Ext.lib.Easing.bounceIn(t * 2, 0, c, d) * .5 + b;
            }
            return Ext.lib.Easing.bounceOut(t * 2 - d, 0, c, d) * .5 + c * .5 + b;
        }
    };

    (function() {
        Ext.lib.Motion = function(el, attributes, duration, method) {
            if (el) {
                Ext.lib.Motion.superclass.constructor.call(this, el, attributes, duration, method);
            }
        };

        Ext.extend(Ext.lib.Motion, Ext.lib.ColorAnim);


        var Y = Ext.lib;
        var superclass = Y.Motion.superclass;
        var proto = Y.Motion.prototype;

        proto.toString = function() {
            var el = this.getEl();
            var id = el.id || el.tagName;
            return ("Motion " + id);
        };

        proto.patterns.points = /^points$/i;

        proto.setAttribute = function(attr, val, unit) {
            if (this.patterns.points.test(attr)) {
                unit = unit || 'px';
                superclass.setAttribute.call(this, 'left', val[0], unit);
                superclass.setAttribute.call(this, 'top', val[1], unit);
            } else {
                superclass.setAttribute.call(this, attr, val, unit);
            }
        };

        proto.getAttribute = function(attr) {
            if (this.patterns.points.test(attr)) {
                var val = [
                        superclass.getAttribute.call(this, 'left'),
                        superclass.getAttribute.call(this, 'top')
                        ];
            } else {
                val = superclass.getAttribute.call(this, attr);
            }

            return val;
        };

        proto.doMethod = function(attr, start, end) {
            var val = null;

            if (this.patterns.points.test(attr)) {
                var t = this.method(this.currentFrame, 0, 100, this.totalFrames) / 100;
                val = Y.Bezier.getPosition(this.runtimeAttributes[attr], t);
            } else {
                val = superclass.doMethod.call(this, attr, start, end);
            }
            return val;
        };

        proto.setRuntimeAttribute = function(attr) {
            if (this.patterns.points.test(attr)) {
                var el = this.getEl();
                var attributes = this.attributes;
                var start;
                var control = attributes['points']['control'] || [];
                var end;
                var i, len;

                if (control.length > 0 && !Ext.isArray(control[0])) {
                    control = [control];
                } else {
                    var tmp = [];
                    for (i = 0,len = control.length; i < len; ++i) {
                        tmp[i] = control[i];
                    }
                    control = tmp;
                }

                Ext.fly(el).position();

                if (isset(attributes['points']['from'])) {
                    Ext.lib.Dom.setXY(el, attributes['points']['from']);
                }
                else {
                    Ext.lib.Dom.setXY(el, Ext.lib.Dom.getXY(el));
                }

                start = this.getAttribute('points');


                if (isset(attributes['points']['to'])) {
                    end = translateValues.call(this, attributes['points']['to'], start);

                    var pageXY = Ext.lib.Dom.getXY(this.getEl());
                    for (i = 0,len = control.length; i < len; ++i) {
                        control[i] = translateValues.call(this, control[i], start);
                    }


                } else if (isset(attributes['points']['by'])) {
                    end = [ start[0] + attributes['points']['by'][0], start[1] + attributes['points']['by'][1] ];

                    for (i = 0,len = control.length; i < len; ++i) {
                        control[i] = [ start[0] + control[i][0], start[1] + control[i][1] ];
                    }
                }

                this.runtimeAttributes[attr] = [start];

                if (control.length > 0) {
                    this.runtimeAttributes[attr] = this.runtimeAttributes[attr].concat(control);
                }

                this.runtimeAttributes[attr][this.runtimeAttributes[attr].length] = end;
            }
            else {
                superclass.setRuntimeAttribute.call(this, attr);
            }
        };

        var translateValues = function(val, start) {
            var pageXY = Ext.lib.Dom.getXY(this.getEl());
            val = [ val[0] - pageXY[0] + start[0], val[1] - pageXY[1] + start[1] ];

            return val;
        };

        var isset = function(prop) {
            return (typeof prop !== 'undefined');
        };
    })();


    (function() {
        Ext.lib.Scroll = function(el, attributes, duration, method) {
            if (el) {
                Ext.lib.Scroll.superclass.constructor.call(this, el, attributes, duration, method);
            }
        };

        Ext.extend(Ext.lib.Scroll, Ext.lib.ColorAnim);


        var Y = Ext.lib;
        var superclass = Y.Scroll.superclass;
        var proto = Y.Scroll.prototype;

        proto.toString = function() {
            var el = this.getEl();
            var id = el.id || el.tagName;
            return ("Scroll " + id);
        };

        proto.doMethod = function(attr, start, end) {
            var val = null;

            if (attr == 'scroll') {
                val = [
                        this.method(this.currentFrame, start[0], end[0] - start[0], this.totalFrames),
                        this.method(this.currentFrame, start[1], end[1] - start[1], this.totalFrames)
                        ];

            } else {
                val = superclass.doMethod.call(this, attr, start, end);
            }
            return val;
        };

        proto.getAttribute = function(attr) {
            var val = null;
            var el = this.getEl();

            if (attr == 'scroll') {
                val = [ el.scrollLeft, el.scrollTop ];
            } else {
                val = superclass.getAttribute.call(this, attr);
            }

            return val;
        };

        proto.setAttribute = function(attr, val, unit) {
            var el = this.getEl();

            if (attr == 'scroll') {
                el.scrollLeft = val[0];
                el.scrollTop = val[1];
            } else {
                superclass.setAttribute.call(this, attr, val, unit);
            }
        };
    })();


})();