+// for old browsers
+window.undefined = window.undefined;
+
+/**
+ * @class Ext
+ * Ext core utilities and functions.
+ * @singleton
+ */
+
+Ext = {
+ /**
+ * The version of the framework
+ * @type String
+ */
+ version : '3.0'
+};
+
+/**
+ * Copies all the properties of config to obj.
+ * @param {Object} obj The receiver of the properties
+ * @param {Object} config The source of the properties
+ * @param {Object} defaults A different object that will also be applied for default values
+ * @return {Object} returns obj
+ * @member Ext apply
+ */
+Ext.apply = function(o, c, defaults){
+ // no "this" reference for friendly out of scope calls
+ 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,
+ toString = Object.prototype.toString,
+ //assume it's not null and not an array
+ isIterable = function(v){
+ //check for array or arguments
+ if(Ext.isArray(v) || v.callee){
+ return true;
+ }
+ //check for node list type
+ if(/NodeList|HTMLCollection/.test(toString.call(v))){
+ return true;
+ }
+ //NodeList has an item and length property
+ //IXMLDOMNodeList has nextNode method, needs to be checked first.
+ return ((v.nextNode || v.item) && Ext.isNumber(v.length));
+ },
+ ua = navigator.userAgent.toLowerCase(),
+ check = function(r){
+ return r.test(ua);
+ },
+ DOC = document,
+ isStrict = DOC.compatMode == "CSS1Compat",
+ isOpera = check(/opera/),
+ isChrome = check(/chrome/),
+ isWebKit = check(/webkit/),
+ isSafari = !isChrome && check(/safari/),
+ isSafari2 = isSafari && check(/applewebkit\/4/), // unique to Safari 2
+ isSafari3 = isSafari && check(/version\/3/),
+ isSafari4 = isSafari && check(/version\/4/),
+ isIE = !isOpera && check(/msie/),
+ isIE7 = isIE && check(/msie 7/),
+ isIE8 = isIE && check(/msie 8/),
+ isIE6 = isIE && !isIE7 && !isIE8,
+ isGecko = !isWebKit && check(/gecko/),
+ isGecko2 = isGecko && check(/rv:1\.8/),
+ isGecko3 = isGecko && check(/rv:1\.9/),
+ isBorderBox = isIE && !isStrict,
+ isWindows = check(/windows|win32/),
+ isMac = check(/macintosh|mac os x/),
+ isAir = check(/adobeair/),
+ isLinux = check(/linux/),
+ isSecure = /^https/i.test(window.location.protocol);
+
+ // remove css image flicker
+ if(isIE6){
+ try{
+ DOC.execCommand("BackgroundImageCache", false, true);
+ }catch(e){}
+ }
+
+ Ext.apply(Ext, {
+ /**
+ * URL to a blank file used by Ext when in secure mode for iframe src and onReady src to prevent
+ * the IE insecure content warning (defaults to javascript:false).
+ * @type String
+ */
+ SSL_SECURE_URL : 'javascript:false',
+ /**
+ * True if the browser is in strict (standards-compliant) mode, as opposed to quirks mode
+ * @type Boolean
+ */
+ isStrict : isStrict,
+ /**
+ * True if the page is running over SSL
+ * @type Boolean
+ */
+ isSecure : isSecure,
+ /**
+ * True when the document is fully initialized and ready for action
+ * @type Boolean
+ */
+ isReady : false,
+
+ /**
+ * True if the {@link Ext.Fx} Class is available
+ * @type Boolean
+ * @property enableFx
+ */
+
+ /**
+ * True to automatically uncache orphaned Ext.Elements periodically (defaults to true)
+ * @type Boolean
+ */
+ enableGarbageCollector : true,
+
+ /**
+ * True to automatically purge event listeners after uncaching an element (defaults to false).
+ * Note: this only happens if {@link #enableGarbageCollector} is true.
+ * @type Boolean
+ */
+ enableListenerCollection : false,
+
+ /**
+ * Indicates whether to use native browser parsing for JSON methods.
+ * This option is ignored if the browser does not support native JSON methods.
+ * Note: Native JSON methods will not work with objects that have functions.
+ * Also, property names must be quoted, otherwise the data will not parse. (Defaults to false)
+ * @type Boolean
+ */
+ USE_NATIVE_JSON : false,
+
+ /**
+ * Copies all the properties of config to obj if they don't already exist.
+ * @param {Object} obj The receiver of the properties
+ * @param {Object} config The source of the properties
+ * @return {Object} returns obj
+ */
+ applyIf : function(o, c){
+ if(o){
+ for(var p in c){
+ if(Ext.isEmpty(o[p])){
+ o[p] = c[p];
+ }
+ }
+ }
+ return o;
+ },
+
+ /**
+ * Generates unique ids. If the element already has an id, it is unchanged
+ * @param {Mixed} el (optional) The element to generate an id for
+ * @param {String} prefix (optional) Id prefix (defaults "ext-gen")
+ * @return {String} The generated Id.
+ */
+ id : function(el, prefix){
+ return (el = Ext.getDom(el) || {}).id = el.id || (prefix || "ext-gen") + (++idSeed);
+ },
+
+ /**
+ * Extends one class with another class and optionally overrides members with the passed literal. This class
+ * also adds the function "override()" to the class that can be used to override
+ * members on an instance.
+ * *
+ * This function also supports a 2-argument call in which the subclass's constructor is
+ * not passed as an argument. In this form, the parameters are as follows:
+ *
+ * superclass
+ * The class being extendedoverrides
+ * A literal with members which are copied into the subclass's
+ * prototype, and are therefore shared among all instances of the new class.
+ * This may contain a special member named constructor. This is used
+ * to define the constructor of the new class, and is returned. If this property is
+ * not specified, a constructor is generated and returned which just calls the
+ * superclass's constructor passing on its parameters.
+ * For example, to create a subclass of the Ext GridPanel:
+ *
+MyGridPanel = Ext.extend(Ext.grid.GridPanel, {
+ constructor: function(config) {
+ // Your preprocessing here
+ MyGridPanel.superclass.constructor.apply(this, arguments);
+ // Your postprocessing here
+ },
+
+ yourMethod: function() {
+ // etc.
+ }
+});
+
+ *
+ * @param {Function} subclass The class inheriting the functionality
+ * @param {Function} superclass The class being extended
+ * @param {Object} overrides (optional) A literal with members which are copied into the subclass's
+ * prototype, and are therefore shared between all instances of the new class.
+ * @return {Function} The subclass constructor.
+ * @method extend
+ */
+ extend : function(){
+ // inline overrides
+ var io = function(o){
+ for(var m in o){
+ this[m] = o[m];
+ }
+ };
+ var oc = Object.prototype.constructor;
+
+ return function(sb, sp, overrides){
+ if(Ext.isObject(sp)){
+ 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.superclass = sbp.supr = (function(){
+ return spp;
+ });
+ sbp.override = io;
+ Ext.override(sb, overrides);
+ sb.extend = function(o){Ext.extend(sb, o);};
+ return sb;
+ };
+ }(),
+
+ /**
+ * Adds a list of functions to the prototype of an existing class, overwriting any existing methods with the same name.
+ * Usage:
+Ext.override(MyClass, {
+ newMethod1: function(){
+ // etc.
+ },
+ newMethod2: function(foo){
+ // etc.
+ }
+});
+
+ * @param {Object} origclass The class to override
+ * @param {Object} overrides The list of functions to add to origClass. This should be specified as an object literal
+ * containing one or more methods.
+ * @method override
+ */
+ override : function(origclass, overrides){
+ if(overrides){
+ var p = origclass.prototype;
+ Ext.apply(p, overrides);
+ if(Ext.isIE && overrides.toString != origclass.toString){
+ p.toString = overrides.toString;
+ }
+ }
+ },
+
+ /**
+ * Creates namespaces to be used for scoping variables and classes so that they are not global.
+ * Specifying the last node of a namespace implicitly creates all other nodes. Usage:
+ *
+Ext.namespace('Company', 'Company.data');
+Ext.namespace('Company.data'); // equivalent and preferable to above syntax
+Company.Widget = function() { ... }
+Company.data.CustomStore = function(config) { ... }
+
+ * @param {String} namespace1
+ * @param {String} namespace2
+ * @param {String} etc
+ * @method namespace
+ */
+ namespace : function(){
+ var o, d;
+ Ext.each(arguments, function(v) {
+ d = v.split(".");
+ o = window[d[0]] = window[d[0]] || {};
+ Ext.each(d.slice(1), function(v2){
+ o = o[v2] = o[v2] || {};
+ });
+ });
+ return o;
+ },
+
+ /**
+ * Takes an object and converts it to an encoded URL. e.g. Ext.urlEncode({foo: 1, bar: 2}); would return "foo=1&bar=2". Optionally, property values can be arrays, instead of keys and the resulting string that's returned will contain a name/value pair for each array value.
+ * @param {Object} o
+ * @param {String} pre (optional) A prefix to add to the url encoded string
+ * @return {String}
+ */
+ urlEncode: function(o, pre){
+ var undef, buf = [], key, e = encodeURIComponent;
+
+ for(key in o){
+ undef = !Ext.isDefined(o[key]);
+ Ext.each(undef ? key : o[key], function(val, i){
+ buf.push("&", e(key), "=", (val != key || !undef) ? e(val) : "");
+ });
+ }
+ if(!pre){
+ buf.shift();
+ pre = "";
+ }
+ return pre + buf.join('');
+ },
+
+ /**
+ * Takes an encoded URL and and converts it to an object. Example:
+Ext.urlDecode("foo=1&bar=2"); // returns {foo: "1", bar: "2"}
+Ext.urlDecode("foo=1&bar=2&bar=3&bar=4", false); // returns {foo: "1", bar: ["2", "3", "4"]}
+
+ * @param {String} string
+ * @param {Boolean} overwrite (optional) Items of the same name will overwrite previous values instead of creating an an array (Defaults to false).
+ * @return {Object} A literal with members
+ */
+ urlDecode : function(string, overwrite){
+ var obj = {},
+ pairs = string.split('&'),
+ d = decodeURIComponent,
+ name,
+ value;
+ Ext.each(pairs, function(pair) {
+ pair = pair.split('=');
+ name = d(pair[0]);
+ value = d(pair[1]);
+ obj[name] = overwrite || !obj[name] ? value :
+ [].concat(obj[name]).concat(value);
+ });
+ return obj;
+ },
+
+ /**
+ * Appends content to the query string of a URL, which handles logic for whether to place
+ * a question mark or ampersand.
+ * @param {String} url The url to append to.
+ * @@param {String} s The content to append to the url.
+ * @return (String) The appended string
+ */
+ urlAppend : function(url, s){
+ if(!Ext.isEmpty(s)){
+ return url + (url.indexOf('?') === -1 ? '?' : '&') + s;
+ }
+ return url;
+ },
+
+ /**
+ * Converts any iterable (numeric indices and a length property) into a true array
+ * Don't use this on strings. IE doesn't support "abc"[0] which this implementation depends on.
+ * For strings, use this instead: "abc".match(/./g) => [a,b,c];
+ * @param {Iterable} the iterable object to be turned into a true Array.
+ * @return (Array) array
+ */
+ toArray : function(){
+ return isIE ?
+ function(a, i, j, res){
+ res = [];
+ Ext.each(a, function(v) {
+ res.push(v);
+ });
+ return res.slice(i || 0, j || res.length);
+ } :
+ function(a, i, j){
+ return Array.prototype.slice.call(a, i || 0, j || a.length);
+ }
+ }(),
+
+ /**
+ * Iterates an array calling the passed function with each item, stopping if your function returns false. If the
+ * passed array is not really an array, your function is called once with it.
+ * The supplied function is called with (Object item, Number index, Array allItems).
+ * @param {Array/NodeList/Mixed} array
+ * @param {Function} fn
+ * @param {Object} scope
+ */
+ each: function(array, fn, scope){
+ if(Ext.isEmpty(array, true)){
+ return;
+ }
+ if(!isIterable(array) || Ext.isPrimitive(array)){
+ array = [array];
+ }
+ for(var i = 0, len = array.length; i < len; i++){
+ if(fn.call(scope || array[i], array[i], i, array) === false){
+ return i;
+ };
+ }
+ },
+
+ /**
+ * Iterates either the elements in an array, or each of the properties in an object.
+ * Note: If you are only iterating arrays, it is better to call {@link #each}.
+ * @param {Object/Array} object The object or array to be iterated
+ * @param {Function} fn The function to be called for each iteration.
+ * The iteration will stop if the supplied function returns false, or
+ * all array elements / object properties have been covered. The signature
+ * varies depending on the type of object being interated:
+ *
+ * - Arrays : (Object item, Number index, Array allItems)
+ *
+ * When iterating an array, the supplied function is called with each item.
+ * - Objects : (String key, Object value)
+ *
+ * When iterating an object, the supplied function is called with each key-value pair in
+ * the object.
+ *
+ * @param {Object} scope The scope to call the supplied function with, defaults to
+ * the specified object
+ */
+ iterate : function(obj, fn, scope){
+ if(isIterable(obj)){
+ Ext.each(obj, fn, scope);
+ return;
+ }else if(Ext.isObject(obj)){
+ for(var prop in obj){
+ if(obj.hasOwnProperty(prop)){
+ if(fn.call(scope || obj, prop, obj[prop]) === false){
+ return;
+ };
+ }
+ }
+ }
+ },
+
+ /**
+ * Return the dom node for the passed String (id), dom node, or Ext.Element.
+ * Here are some examples:
+ *
+// gets dom node based on id
+var elDom = Ext.getDom('elId');
+// gets dom node based on the dom node
+var elDom1 = Ext.getDom(elDom);
+
+// If we don't know if we are working with an
+// Ext.Element or a dom node use Ext.getDom
+function(el){
+ var dom = Ext.getDom(el);
+ // do something with the dom node
+}
+ *
+ * Note: the dom node to be found actually needs to exist (be rendered, etc)
+ * when this method is called to be successful.
+ * @param {Mixed} el
+ * @return HTMLElement
+ */
+ getDom : function(el){
+ if(!el || !DOC){
+ return null;
+ }
+ return el.dom ? el.dom : (Ext.isString(el) ? DOC.getElementById(el) : el);
+ },
+
+ /**
+ * Returns the current document body as an {@link Ext.Element}.
+ * @return Ext.Element The document body
+ */
+ getBody : function(){
+ return Ext.get(DOC.body || DOC.documentElement);
+ },
+
+ /**
+ * Removes a DOM node from the document. The body node will be ignored if passed in.
+ * @param {HTMLElement} node The node to remove
+ */
+ removeNode : isIE ? function(){
+ var d;
+ return function(n){
+ if(n && n.tagName != 'BODY'){
+ d = d || DOC.createElement('div');
+ d.appendChild(n);
+ d.innerHTML = '';
+ }
+ }
+ }() : function(n){
+ if(n && n.parentNode && n.tagName != 'BODY'){
+ n.parentNode.removeChild(n);
+ }
+ },
+
+ /**
+ * Returns true if the passed value is empty.
+ * The value is deemed to be empty if it is
+ * - null
+ * - undefined
+ * - an empty array
+ * - a zero length string (Unless the allowBlank parameter is true)
+ *
+ * @param {Mixed} value The value to test
+ * @param {Boolean} allowBlank (optional) true to allow empty strings (defaults to false)
+ * @return {Boolean}
+ */
+ isEmpty : function(v, allowBlank){
+ return v === null || v === undefined || ((Ext.isArray(v) && !v.length)) || (!allowBlank ? v === '' : false);
+ },
+
+ /**
+ * Returns true if the passed object is a JavaScript array, otherwise false.
+ * @param {Object} object The object to test
+ * @return {Boolean}
+ */
+ isArray : function(v){
+ return toString.apply(v) === '[object Array]';
+ },
+
+ /**
+ * Returns true if the passed object is a JavaScript Object, otherwise false.
+ * @param {Object} object The object to test
+ * @return {Boolean}
+ */
+ isObject : function(v){
+ return v && typeof v == "object";
+ },
+
+ /**
+ * Returns true if the passed object is a JavaScript 'primitive', a string, number or boolean.
+ * @param {Mixed} value The value to test
+ * @return {Boolean}
+ */
+ isPrimitive : function(v){
+ return Ext.isString(v) || Ext.isNumber(v) || Ext.isBoolean(v);
+ },
+
+ /**
+ * Returns true if the passed object is a JavaScript Function, otherwise false.
+ * @param {Object} object The object to test
+ * @return {Boolean}
+ */
+ isFunction : function(v){
+ return toString.apply(v) === '[object Function]';
+ },
+
+ /**
+ * Returns true if the passed object is a number. Returns false for non-finite numbers.
+ * @param {Object} v The object to test
+ * @return {Boolean}
+ */
+ isNumber: function(v){
+ return typeof v === 'number' && isFinite(v);
+ },
+
+ /**
+ * Returns true if the passed object is a string.
+ * @param {Object} v The object to test
+ * @return {Boolean}
+ */
+ isString: function(v){
+ return typeof v === 'string';
+ },
+
+ /**
+ * Returns true if the passed object is a boolean.
+ * @param {Object} v The object to test
+ * @return {Boolean}
+ */
+ isBoolean: function(v){
+ return typeof v === 'boolean';
+ },
+
+ /**
+ * Returns true if the passed object is not undefined.
+ * @param {Object} v The object to test
+ * @return {Boolean}
+ */
+ isDefined: function(v){
+ return typeof v !== 'undefined';
+ },
+
+ /**
+ * True if the detected browser is Opera.
+ * @type Boolean
+ */
+ isOpera : isOpera,
+ /**
+ * True if the detected browser uses WebKit.
+ * @type Boolean
+ */
+ isWebKit: isWebKit,
+ /**
+ * True if the detected browser is Chrome.
+ * @type Boolean
+ */
+ isChrome : isChrome,
+ /**
+ * True if the detected browser is Safari.
+ * @type Boolean
+ */
+ isSafari : isSafari,
+ /**
+ * True if the detected browser is Safari 3.x.
+ * @type Boolean
+ */
+ isSafari3 : isSafari3,
+ /**
+ * True if the detected browser is Safari 4.x.
+ * @type Boolean
+ */
+ isSafari4 : isSafari4,
+ /**
+ * True if the detected browser is Safari 2.x.
+ * @type Boolean
+ */
+ isSafari2 : isSafari2,
+ /**
+ * True if the detected browser is Internet Explorer.
+ * @type Boolean
+ */
+ isIE : isIE,
+ /**
+ * True if the detected browser is Internet Explorer 6.x.
+ * @type Boolean
+ */
+ isIE6 : isIE6,
+ /**
+ * True if the detected browser is Internet Explorer 7.x.
+ * @type Boolean
+ */
+ isIE7 : isIE7,
+ /**
+ * True if the detected browser is Internet Explorer 8.x.
+ * @type Boolean
+ */
+ isIE8 : isIE8,
+ /**
+ * True if the detected browser uses the Gecko layout engine (e.g. Mozilla, Firefox).
+ * @type Boolean
+ */
+ isGecko : isGecko,
+ /**
+ * True if the detected browser uses a pre-Gecko 1.9 layout engine (e.g. Firefox 2.x).
+ * @type Boolean
+ */
+ isGecko2 : isGecko2,
+ /**
+ * True if the detected browser uses a Gecko 1.9+ layout engine (e.g. Firefox 3.x).
+ * @type Boolean
+ */
+ isGecko3 : isGecko3,
+ /**
+ * True if the detected browser is Internet Explorer running in non-strict mode.
+ * @type Boolean
+ */
+ isBorderBox : isBorderBox,
+ /**
+ * True if the detected platform is Linux.
+ * @type Boolean
+ */
+ isLinux : isLinux,
+ /**
+ * True if the detected platform is Windows.
+ * @type Boolean
+ */
+ isWindows : isWindows,
+ /**
+ * True if the detected platform is Mac OS.
+ * @type Boolean
+ */
+ isMac : isMac,
+ /**
+ * True if the detected platform is Adobe Air.
+ * @type Boolean
+ */
+ isAir : isAir
+ });
+
+ /**
+ * Creates namespaces to be used for scoping variables and classes so that they are not global.
+ * Specifying the last node of a namespace implicitly creates all other nodes. Usage:
+ *
+Ext.namespace('Company', 'Company.data');
+Ext.namespace('Company.data'); // equivalent and preferable to above syntax
+Company.Widget = function() { ... }
+Company.data.CustomStore = function(config) { ... }
+
+ * @param {String} namespace1
+ * @param {String} namespace2
+ * @param {String} etc
+ * @method namespace
+ */
+ Ext.ns = Ext.namespace;
+})();
+
+Ext.ns("Ext", "Ext.util", "Ext.lib", "Ext.data");
+
+
+/**
+ * @class Function
+ * These functions are available on every Function object (any JavaScript function).
+ */
+Ext.apply(Function.prototype, {
+ /**
+ * Creates an interceptor function. The passed fcn is called before the original one. If it returns false,
+ * the original one is not called. The resulting function returns the results of the original function.
+ * The passed fcn is called with the parameters of the original function. Example usage:
+ *
+var sayHi = function(name){
+ alert('Hi, ' + name);
+}
+
+sayHi('Fred'); // alerts "Hi, Fred"
+
+// create a new function that validates input without
+// directly modifying the original function:
+var sayHiToFriend = sayHi.createInterceptor(function(name){
+ return name == 'Brian';
+});
+
+sayHiToFriend('Fred'); // no alert
+sayHiToFriend('Brian'); // alerts "Hi, Brian"
+
+ * @param {Function} fcn The function to call before the original
+ * @param {Object} scope (optional) The scope of the passed fcn (Defaults to scope of original function or window)
+ * @return {Function} The new function
+ */
+ createInterceptor : function(fcn, scope){
+ var method = this;
+ return !Ext.isFunction(fcn) ?
+ this :
+ function() {
+ var me = this,
+ args = arguments;
+ fcn.target = me;
+ fcn.method = method;
+ return (fcn.apply(scope || me || window, args) !== false) ?
+ method.apply(me || window, args) :
+ null;
+ };
+ },
+
+ /**
+ * Creates a callback that passes arguments[0], arguments[1], arguments[2], ...
+ * Call directly on any function. Example: myFunction.createCallback(arg1, arg2)
+ * Will create a function that is bound to those 2 args. If a specific scope is required in the
+ * callback, use {@link #createDelegate} instead. The function returned by createCallback always
+ * executes in the window scope.
+ * This method is required when you want to pass arguments to a callback function. If no arguments
+ * are needed, you can simply pass a reference to the function as a callback (e.g., callback: myFn).
+ * However, if you tried to pass a function with arguments (e.g., callback: myFn(arg1, arg2)) the function
+ * would simply execute immediately when the code is parsed. Example usage:
+ *
+var sayHi = function(name){
+ alert('Hi, ' + name);
+}
+
+// clicking the button alerts "Hi, Fred"
+new Ext.Button({
+ text: 'Say Hi',
+ renderTo: Ext.getBody(),
+ handler: sayHi.createCallback('Fred')
+});
+
+ * @return {Function} The new function
+ */
+ createCallback : function(/*args...*/){
+ // make args available, in function below
+ var args = arguments,
+ method = this;
+ return function() {
+ return method.apply(window, args);
+ };
+ },
+
+ /**
+ * Creates a delegate (callback) that sets the scope to obj.
+ * Call directly on any function. Example: this.myFunction.createDelegate(this, [arg1, arg2])
+ * Will create a function that is automatically scoped to obj so that the this variable inside the
+ * callback points to obj. Example usage:
+ *
+var sayHi = function(name){
+ // Note this use of "this.text" here. This function expects to
+ // execute within a scope that contains a text property. In this
+ // example, the "this" variable is pointing to the btn object that
+ // was passed in createDelegate below.
+ alert('Hi, ' + name + '. You clicked the "' + this.text + '" button.');
+}
+
+var btn = new Ext.Button({
+ text: 'Say Hi',
+ renderTo: Ext.getBody()
+});
+
+// This callback will execute in the scope of the
+// button instance. Clicking the button alerts
+// "Hi, Fred. You clicked the "Say Hi" button."
+btn.on('click', sayHi.createDelegate(btn, ['Fred']));
+
+ * @param {Object} obj (optional) The object for which the scope is set
+ * @param {Array} args (optional) Overrides arguments for the call. (Defaults to the arguments passed by the caller)
+ * @param {Boolean/Number} appendArgs (optional) if True args are appended to call args instead of overriding,
+ * if a number the args are inserted at the specified position
+ * @return {Function} The new function
+ */
+ createDelegate : function(obj, args, appendArgs){
+ var method = this;
+ return function() {
+ var callArgs = args || arguments;
+ if (appendArgs === true){
+ callArgs = Array.prototype.slice.call(arguments, 0);
+ callArgs = callArgs.concat(args);
+ }else if (Ext.isNumber(appendArgs)){
+ callArgs = Array.prototype.slice.call(arguments, 0); // copy arguments first
+ var applyArgs = [appendArgs, 0].concat(args); // create method call params
+ Array.prototype.splice.apply(callArgs, applyArgs); // splice them in
+ }
+ return method.apply(obj || window, callArgs);
+ };
+ },
+
+ /**
+ * Calls this function after the number of millseconds specified, optionally in a specific scope. Example usage:
+ *
+var sayHi = function(name){
+ alert('Hi, ' + name);
+}
+
+// executes immediately:
+sayHi('Fred');
+
+// executes after 2 seconds:
+sayHi.defer(2000, this, ['Fred']);
+
+// this syntax is sometimes useful for deferring
+// execution of an anonymous function:
+(function(){
+ alert('Anonymous');
+}).defer(100);
+
+ * @param {Number} millis The number of milliseconds for the setTimeout call (if less than or equal to 0 the function is executed immediately)
+ * @param {Object} obj (optional) The object for which the scope is set
+ * @param {Array} args (optional) Overrides arguments for the call. (Defaults to the arguments passed by the caller)
+ * @param {Boolean/Number} appendArgs (optional) if True args are appended to call args instead of overriding,
+ * if a number the args are inserted at the specified position
+ * @return {Number} The timeout id that can be used with clearTimeout
+ */
+ defer : function(millis, obj, args, appendArgs){
+ var fn = this.createDelegate(obj, args, appendArgs);
+ if(millis > 0){
+ return setTimeout(fn, millis);
+ }
+ fn();
+ return 0;
+ }
+});
+
+/**
+ * @class String
+ * These functions are available on every String object.
+ */
+Ext.applyIf(String, {
+ /**
+ * Allows you to define a tokenized string and pass an arbitrary number of arguments to replace the tokens. Each
+ * token must be unique, and must increment in the format {0}, {1}, etc. Example usage:
+ *
+var cls = 'my-class', text = 'Some text';
+var s = String.format('<div class="{0}">{1}</div>', cls, text);
+// s now contains the string: '<div class="my-class">Some text</div>'
+ *
+ * @param {String} string The tokenized string to be formatted
+ * @param {String} value1 The value to replace token {0}
+ * @param {String} value2 Etc...
+ * @return {String} The formatted string
+ * @static
+ */
+ format : function(format){
+ var args = Ext.toArray(arguments, 1);
+ return format.replace(/\{(\d+)\}/g, function(m, i){
+ return args[i];
+ });
+ }
+});
+
+/**
+ * @class Array
+ */
+Ext.applyIf(Array.prototype, {
+ /**
+ * Checks whether or not the specified object exists in the array.
+ * @param {Object} o The object to check for
+ * @return {Number} The index of o in the array (or -1 if it is not found)
+ */
+ indexOf : function(o){
+ for (var i = 0, len = this.length; i < len; i++){
+ if(this[i] == o){
+ return i;
+ }
+ }
+ return -1;
+ },
+
+ /**
+ * Removes the specified object from the array. If the object is not found nothing happens.
+ * @param {Object} o The object to remove
+ * @return {Array} this array
+ */
+ remove : function(o){
+ var index = this.indexOf(o);
+ if(index != -1){
+ this.splice(index, 1);
+ }
+ return this;
+ }
+});
+
+
+
\ No newline at end of file