yahoo.js
上传用户:q2283699q
上传日期:2022-05-17
资源大小:10704k
文件大小:29k
- /*
- Copyright (c) 2007, Yahoo! Inc. All rights reserved.
- Code licensed under the BSD License:
- http://developer.yahoo.net/yui/license.txt
- version: 2.3.0
- */
- /**
- * The YAHOO object is the single global object used by YUI Library. It
- * contains utility function for setting up namespaces, inheritance, and
- * logging. YAHOO.util, YAHOO.widget, and YAHOO.example are namespaces
- * created automatically for and used by the library.
- * @module yahoo
- * @title YAHOO Global
- */
- /**
- * YAHOO_config is not included as part of the library. Instead it is an
- * object that can be defined by the implementer immediately before
- * including the YUI library. The properties included in this object
- * will be used to configure global properties needed as soon as the
- * library begins to load.
- * @class YAHOO_config
- * @static
- */
- /**
- * A reference to a function that will be executed every time a YAHOO module
- * is loaded. As parameter, this function will receive the version
- * information for the module. See <a href="YAHOO.env.html#getVersion">
- * YAHOO.env.getVersion</a> for the description of the version data structure.
- * @property listener
- * @type Function
- * @static
- * @default undefined
- */
- /**
- * Set to true if the library will be dynamically loaded after window.onload.
- * Defaults to false
- * @property injecting
- * @type boolean
- * @static
- * @default undefined
- */
- /**
- * Instructs the yuiloader component to dynamically load yui components and
- * their dependencies. See the yuiloader documentation for more information
- * about dynamic loading
- * @property load
- * @static
- * @default undefined
- * @see yuiloader
- */
- if (typeof YAHOO == "undefined") {
- /**
- * The YAHOO global namespace object. If YAHOO is already defined, the
- * existing YAHOO object will not be overwritten so that defined
- * namespaces are preserved.
- * @class YAHOO
- * @static
- */
- var YAHOO = {};
- }
- /**
- * Returns the namespace specified and creates it if it doesn't exist
- * <pre>
- * YAHOO.namespace("property.package");
- * YAHOO.namespace("YAHOO.property.package");
- * </pre>
- * Either of the above would create YAHOO.property, then
- * YAHOO.property.package
- *
- * Be careful when naming packages. Reserved words may work in some browsers
- * and not others. For instance, the following will fail in Safari:
- * <pre>
- * YAHOO.namespace("really.long.nested.namespace");
- * </pre>
- * This fails because "long" is a future reserved word in ECMAScript
- *
- * @method namespace
- * @static
- * @param {String*} arguments 1-n namespaces to create
- * @return {Object} A reference to the last namespace object created
- */
- YAHOO.namespace = function() {
- var a=arguments, o=null, i, j, d;
- for (i=0; i<a.length; i=i+1) {
- d=a[i].split(".");
- o=YAHOO;
- // YAHOO is implied, so it is ignored if it is included
- for (j=(d[0] == "YAHOO") ? 1 : 0; j<d.length; j=j+1) {
- o[d[j]]=o[d[j]] || {};
- o=o[d[j]];
- }
- }
- return o;
- };
- /**
- * Uses YAHOO.widget.Logger to output a log message, if the widget is
- * available.
- *
- * @method log
- * @static
- * @param {String} msg The message to log.
- * @param {String} cat The log category for the message. Default
- * categories are "info", "warn", "error", time".
- * Custom categories can be used as well. (opt)
- * @param {String} src The source of the the message (opt)
- * @return {Boolean} True if the log operation was successful.
- */
- YAHOO.log = function(msg, cat, src) {
- var l=YAHOO.widget.Logger;
- if(l && l.log) {
- return l.log(msg, cat, src);
- } else {
- return false;
- }
- };
- /**
- * Registers a module with the YAHOO object
- * @method register
- * @static
- * @param {String} name the name of the module (event, slider, etc)
- * @param {Function} mainClass a reference to class in the module. This
- * class will be tagged with the version info
- * so that it will be possible to identify the
- * version that is in use when multiple versions
- * have loaded
- * @param {Object} data metadata object for the module. Currently it
- * is expected to contain a "version" property
- * and a "build" property at minimum.
- */
- YAHOO.register = function(name, mainClass, data) {
- var mods = YAHOO.env.modules;
- if (!mods[name]) {
- mods[name] = { versions:[], builds:[] };
- }
- var m=mods[name],v=data.version,b=data.build,ls=YAHOO.env.listeners;
- m.name = name;
- m.version = v;
- m.build = b;
- m.versions.push(v);
- m.builds.push(b);
- m.mainClass = mainClass;
- // fire the module load listeners
- for (var i=0;i<ls.length;i=i+1) {
- ls[i](m);
- }
- // label the main class
- if (mainClass) {
- mainClass.VERSION = v;
- mainClass.BUILD = b;
- } else {
- YAHOO.log("mainClass is undefined for module " + name, "warn");
- }
- };
- /**
- * YAHOO.env is used to keep track of what is known about the YUI library and
- * the browsing environment
- * @class YAHOO.env
- * @static
- */
- YAHOO.env = YAHOO.env || {
- /**
- * Keeps the version info for all YUI modules that have reported themselves
- * @property modules
- * @type Object[]
- */
- modules: [],
-
- /**
- * List of functions that should be executed every time a YUI module
- * reports itself.
- * @property listeners
- * @type Function[]
- */
- listeners: []
- };
- /**
- * Returns the version data for the specified module:
- * <dl>
- * <dt>name:</dt> <dd>The name of the module</dd>
- * <dt>version:</dt> <dd>The version in use</dd>
- * <dt>build:</dt> <dd>The build number in use</dd>
- * <dt>versions:</dt> <dd>All versions that were registered</dd>
- * <dt>builds:</dt> <dd>All builds that were registered.</dd>
- * <dt>mainClass:</dt> <dd>An object that was was stamped with the
- * current version and build. If
- * mainClass.VERSION != version or mainClass.BUILD != build,
- * multiple versions of pieces of the library have been
- * loaded, potentially causing issues.</dd>
- * </dl>
- *
- * @method getVersion
- * @static
- * @param {String} name the name of the module (event, slider, etc)
- * @return {Object} The version info
- */
- YAHOO.env.getVersion = function(name) {
- return YAHOO.env.modules[name] || null;
- };
- /**
- * Do not fork for a browser if it can be avoided. Use feature detection when
- * you can. Use the user agent as a last resort. YAHOO.env.ua stores a version
- * number for the browser engine, 0 otherwise. This value may or may not map
- * to the version number of the browser using the engine. The value is
- * presented as a float so that it can easily be used for boolean evaluation
- * as well as for looking for a particular range of versions. Because of this,
- * some of the granularity of the version info may be lost (e.g., Gecko 1.8.0.9
- * reports 1.8).
- * @class YAHOO.env.ua
- * @static
- */
- YAHOO.env.ua = function() {
- var o={
- /**
- * Internet Explorer version number or 0. Example: 6
- * @property ie
- * @type float
- */
- ie:0,
- /**
- * Opera version number or 0. Example: 9.2
- * @property opera
- * @type float
- */
- opera:0,
- /**
- * Gecko engine revision number. Will evaluate to 1 if Gecko
- * is detected but the revision could not be found. Other browsers
- * will be 0. Example: 1.8
- * <pre>
- * Firefox 1.0.0.4: 1.7.8 <-- Reports 1.7
- * Firefox 1.5.0.9: 1.8.0.9 <-- Reports 1.8
- * Firefox 2.0.0.3: 1.8.1.3 <-- Reports 1.8
- * Firefox 3 alpha: 1.9a4 <-- Reports 1.9
- * </pre>
- * @property gecko
- * @type float
- */
- gecko:0,
- /**
- * AppleWebKit version. KHTML browsers that are not WebKit browsers
- * will evaluate to 1, other browsers 0. Example: 418.9.1
- * <pre>
- * Safari 1.3.2 (312.6): 312.8.1 <-- Reports 312.8 -- currently the
- * latest available for Mac OSX 10.3.
- * Safari 2.0.2: 416 <-- hasOwnProperty introduced
- * Safari 2.0.4: 418 <-- preventDefault fixed
- * Safari 2.0.4 (419.3): 418.9.1 <-- One version of Safari may run
- * different versions of webkit
- * Safari 2.0.4 (419.3): 419 <-- Current Safari release
- * Webkit 212 nightly: 522+ <-- Safari 3.0 (with native SVG) should
- * be higher than this
- *
- * </pre>
- * http://developer.apple.com/internet/safari/uamatrix.html
- * @property webkit
- * @type float
- */
- webkit:0
- };
- var ua=navigator.userAgent, m;
- // Modern KHTML browsers should qualify as Safari X-Grade
- if ((/KHTML/).test(ua)) {
- o.webkit=1;
- }
- // Modern WebKit browsers are at least X-Grade
- m=ua.match(/AppleWebKit/([^s]*)/);
- if (m&&m[1]) {
- o.webkit=parseFloat(m[1]);
- }
- if (!o.webkit) { // not webkit
- // @todo check Opera/8.01 (J2ME/MIDP; Opera Mini/2.0.4509/1316; fi; U; ssr)
- m=ua.match(/Opera[s/]([^s]*)/);
- if (m&&m[1]) {
- o.opera=parseFloat(m[1]);
- } else { // not opera or webkit
- m=ua.match(/MSIEs([^;]*)/);
- if (m&&m[1]) {
- o.ie=parseFloat(m[1]);
- } else { // not opera, webkit, or ie
- m=ua.match(/Gecko/([^s]*)/);
- if (m) {
- o.gecko=1; // Gecko detected, look for revision
- m=ua.match(/rv:([^s)]*)/);
- if (m&&m[1]) {
- o.gecko=parseFloat(m[1]);
- }
- }
- }
- }
- }
-
- return o;
- }();
- /*
- * Initializes the global by creating the default namespaces and applying
- * any new configuration information that is detected. This is the setup
- * for env.
- * @method init
- * @static
- * @private
- */
- (function() {
- YAHOO.namespace("util", "widget", "example");
- if (typeof YAHOO_config != "undefined") {
- var l=YAHOO_config.listener,ls=YAHOO.env.listeners,unique=true,i;
- if (l) {
- // if YAHOO is loaded multiple times we need to check to see if
- // this is a new config object. If it is, add the new component
- // load listener to the stack
- for (i=0;i<ls.length;i=i+1) {
- if (ls[i]==l) {
- unique=false;
- break;
- }
- }
- if (unique) {
- ls.push(l);
- }
- }
- }
- })();
- /**
- * Provides the language utilites and extensions used by the library
- * @class YAHOO.lang
- */
- YAHOO.lang = {
- /**
- * Determines whether or not the provided object is an array.
- * Testing typeof/instanceof/constructor of arrays across frame
- * boundaries isn't possible in Safari unless you have a reference
- * to the other frame to test against its Array prototype. To
- * handle this case, we test well-known array properties instead.
- * properties.
- * @method isArray
- * @param {any} o The object being testing
- * @return Boolean
- */
- isArray: function(o) {
- if (o) {
- var l = YAHOO.lang;
- return l.isNumber(o.length) && l.isFunction(o.splice) &&
- !l.hasOwnProperty(o.length);
- }
- return false;
- },
- /**
- * Determines whether or not the provided object is a boolean
- * @method isBoolean
- * @param {any} o The object being testing
- * @return Boolean
- */
- isBoolean: function(o) {
- return typeof o === 'boolean';
- },
-
- /**
- * Determines whether or not the provided object is a function
- * @method isFunction
- * @param {any} o The object being testing
- * @return Boolean
- */
- isFunction: function(o) {
- return typeof o === 'function';
- },
-
- /**
- * Determines whether or not the provided object is null
- * @method isNull
- * @param {any} o The object being testing
- * @return Boolean
- */
- isNull: function(o) {
- return o === null;
- },
-
- /**
- * Determines whether or not the provided object is a legal number
- * @method isNumber
- * @param {any} o The object being testing
- * @return Boolean
- */
- isNumber: function(o) {
- return typeof o === 'number' && isFinite(o);
- },
-
- /**
- * Determines whether or not the provided object is of type object
- * or function
- * @method isObject
- * @param {any} o The object being testing
- * @return Boolean
- */
- isObject: function(o) {
- return (o && (typeof o === 'object' || YAHOO.lang.isFunction(o))) || false;
- },
-
- /**
- * Determines whether or not the provided object is a string
- * @method isString
- * @param {any} o The object being testing
- * @return Boolean
- */
- isString: function(o) {
- return typeof o === 'string';
- },
-
- /**
- * Determines whether or not the provided object is undefined
- * @method isUndefined
- * @param {any} o The object being testing
- * @return Boolean
- */
- isUndefined: function(o) {
- return typeof o === 'undefined';
- },
-
- /**
- * Determines whether or not the property was added
- * to the object instance. Returns false if the property is not present
- * in the object, or was inherited from the prototype.
- * This abstraction is provided to enable hasOwnProperty for Safari 1.3.x.
- * There is a discrepancy between YAHOO.lang.hasOwnProperty and
- * Object.prototype.hasOwnProperty when the property is a primitive added to
- * both the instance AND prototype with the same value:
- * <pre>
- * var A = function() {};
- * A.prototype.foo = 'foo';
- * var a = new A();
- * a.foo = 'foo';
- * alert(a.hasOwnProperty('foo')); // true
- * alert(YAHOO.lang.hasOwnProperty(a, 'foo')); // false when using fallback
- * </pre>
- * @method hasOwnProperty
- * @param {any} o The object being testing
- * @return Boolean
- */
- hasOwnProperty: function(o, prop) {
- if (Object.prototype.hasOwnProperty) {
- return o.hasOwnProperty(prop);
- }
-
- return !YAHOO.lang.isUndefined(o[prop]) &&
- o.constructor.prototype[prop] !== o[prop];
- },
-
- /**
- * IE will not enumerate native functions in a derived object even if the
- * function was overridden. This is a workaround for specific functions
- * we care about on the Object prototype.
- * @property _IEEnumFix
- * @param {Function} r the object to receive the augmentation
- * @param {Function} s the object that supplies the properties to augment
- * @static
- * @private
- */
- _IEEnumFix: function(r, s) {
- if (YAHOO.env.ua.ie) {
- var add=["toString", "valueOf"];
- for (i=0;i<add.length;i=i+1) {
- var fname=add[i],f=s[fname];
- if (YAHOO.lang.isFunction(f) && f!=Object.prototype[fname]) {
- r[fname]=f;
- }
- }
- }
- },
-
- /**
- * Utility to set up the prototype, constructor and superclass properties to
- * support an inheritance strategy that can chain constructors and methods.
- * Static members will not be inherited.
- *
- * @method extend
- * @static
- * @param {Function} subc the object to modify
- * @param {Function} superc the object to inherit
- * @param {Object} overrides additional properties/methods to add to the
- * subclass prototype. These will override the
- * matching items obtained from the superclass
- * if present.
- */
- extend: function(subc, superc, overrides) {
- if (!superc||!subc) {
- throw new Error("YAHOO.lang.extend failed, please check that " +
- "all dependencies are included.");
- }
- var F = function() {};
- F.prototype=superc.prototype;
- subc.prototype=new F();
- subc.prototype.constructor=subc;
- subc.superclass=superc.prototype;
- if (superc.prototype.constructor == Object.prototype.constructor) {
- superc.prototype.constructor=superc;
- }
-
- if (overrides) {
- for (var i in overrides) {
- subc.prototype[i]=overrides[i];
- }
- YAHOO.lang._IEEnumFix(subc.prototype, overrides);
- }
- },
-
- /**
- * Applies all properties in the supplier to the receiver if the
- * receiver does not have these properties yet. Optionally, one or
- * more methods/properties can be specified (as additional
- * parameters). This option will overwrite the property if receiver
- * has it already. If true is passed as the third parameter, all
- * properties will be applied and _will_ overwrite properties in
- * the receiver.
- *
- * @method augmentObject
- * @static
- * @since 2.3.0
- * @param {Function} r the object to receive the augmentation
- * @param {Function} s the object that supplies the properties to augment
- * @param {String*|boolean} arguments zero or more properties methods
- * to augment the receiver with. If none specified, everything
- * in the supplier will be used unless it would
- * overwrite an existing property in the receiver. If true
- * is specified as the third parameter, all properties will
- * be applied and will overwrite an existing property in
- * the receiver
- */
- augmentObject: function(r, s) {
- if (!s||!r) {
- throw new Error("Absorb failed, verify dependencies.");
- }
- var a=arguments, i, p, override=a[2];
- if (override && override!==true) { // only absorb the specified properties
- for (i=2; i<a.length; i=i+1) {
- r[a[i]] = s[a[i]];
- }
- } else { // take everything, overwriting only if the third parameter is true
- for (p in s) {
- if (override || !r[p]) {
- r[p] = s[p];
- }
- }
-
- YAHOO.lang._IEEnumFix(r, s);
- }
- },
-
- /**
- * Same as YAHOO.lang.augmentObject, except it only applies prototype properties
- * @see YAHOO.lang.augmentObject
- * @method augmentProto
- * @static
- * @param {Function} r the object to receive the augmentation
- * @param {Function} s the object that supplies the properties to augment
- * @param {String*|boolean} arguments zero or more properties methods
- * to augment the receiver with. If none specified, everything
- * in the supplier will be used unless it would overwrite an existing
- * property in the receiver. if true is specified as the third
- * parameter, all properties will be applied and will overwrite an
- * existing property in the receiver
- */
- augmentProto: function(r, s) {
- if (!s||!r) {
- throw new Error("Augment failed, verify dependencies.");
- }
- //var a=[].concat(arguments);
- var a=[r.prototype,s.prototype];
- for (var i=2;i<arguments.length;i=i+1) {
- a.push(arguments[i]);
- }
- YAHOO.lang.augmentObject.apply(this, a);
- },
-
- /**
- * Returns a simple string representation of the object or array.
- * Other types of objects will be returned unprocessed. Arrays
- * are expected to be indexed. Use object notation for
- * associative arrays.
- * @method dump
- * @since 2.3.0
- * @param o {Object} The object to dump
- * @param d {int} How deep to recurse child objects, default 3
- * @return {String} the dump result
- */
- dump: function(o, d) {
- var l=YAHOO.lang,i,len,s=[],OBJ="{...}",FUN="f(){...}",
- COMMA=', ', ARROW=' => ';
- // Skip non-objects
- // Skip dates because the std toString is what we want
- // Skip HTMLElement-like objects because trying to dump
- // an element will cause an unhandled exception in FF 2.x
- if (!l.isObject(o) || o instanceof Date ||
- ("nodeType" in o && "tagName" in o)) {
- return o;
- } else if (l.isFunction(o)) {
- return FUN;
- }
- // dig into child objects the depth specifed. Default 3
- d = (l.isNumber(d)) ? d : 3;
- // arrays [1, 2, 3]
- if (l.isArray(o)) {
- s.push("[");
- for (i=0,len=o.length;i<len;i=i+1) {
- if (l.isObject(o[i])) {
- s.push((d > 0) ? l.dump(o[i], d-1) : OBJ);
- } else {
- s.push(o[i]);
- }
- s.push(COMMA);
- }
- if (s.length > 1) {
- s.pop();
- }
- s.push("]");
- // objects {k1 => v1, k2 => v2}
- } else {
- s.push("{");
- for (i in o) {
- if (l.hasOwnProperty(o, i)) {
- s.push(i + ARROW);
- if (l.isObject(o[i])) {
- s.push((d > 0) ? l.dump(o[i], d-1) : OBJ);
- } else {
- s.push(o[i]);
- }
- s.push(COMMA);
- }
- }
- if (s.length > 1) {
- s.pop();
- }
- s.push("}");
- }
- return s.join("");
- },
- /**
- * Does variable substitution on a string. It scans through the string
- * looking for expressions enclosed in { } braces. If an expression
- * is found, it is used a key on the object. If there is a space in
- * the key, the first word is used for the key and the rest is provided
- * to an optional function to be used to programatically determine the
- * value (the extra information might be used for this decision). If
- * the value for the key in the object, or what is returned from the
- * function has a string value, number value, or object value, it is
- * substituted for the bracket expression and it repeats. If this
- * value is an object, it uses the Object's toString() if this has
- * been overridden, otherwise it does a shallow dump of the key/value
- * pairs.
- * @method substitute
- * @since 2.3.0
- * @param s {String} The string that will be modified.
- * @param o {Object} An object containing the replacement values
- * @param f {Function} An optional function that can be used to
- * process each match. It receives the key,
- * value, and any extra metadata included with
- * the key inside of the braces.
- * @return {String} the substituted string
- */
- substitute: function (s, o, f) {
- var i, j, k, key, v, meta, l=YAHOO.lang, saved=[], token,
- DUMP='dump', SPACE=' ', LBRACE='{', RBRACE='}';
- for (;;) {
- i = s.lastIndexOf(LBRACE);
- if (i < 0) {
- break;
- }
- j = s.indexOf(RBRACE, i);
- if (i + 1 >= j) {
- break;
- }
- //Extract key and meta info
- token = s.substring(i + 1, j);
- key = token;
- meta = null;
- k = key.indexOf(SPACE);
- if (k > -1) {
- meta = key.substring(k + 1);
- key = key.substring(0, k);
- }
- // lookup the value
- v = o[key];
- // if a substitution function was provided, execute it
- if (f) {
- v = f(key, v, meta);
- }
- if (l.isObject(v)) {
- if (l.isArray(v)) {
- v = l.dump(v, parseInt(meta, 10));
- } else {
- meta = meta || "";
- // look for the keyword 'dump', if found force obj dump
- var dump = meta.indexOf(DUMP);
- if (dump > -1) {
- meta = meta.substring(4);
- }
- // use the toString if it is not the Object toString
- // and the 'dump' meta info was not found
- if (v.toString===Object.prototype.toString||dump>-1) {
- v = l.dump(v, parseInt(meta, 10));
- } else {
- v = v.toString();
- }
- }
- } else if (!l.isString(v) && !l.isNumber(v)) {
- // This {block} has no replace string. Save it for later.
- v = "~-" + saved.length + "-~";
- saved[saved.length] = token;
- // break;
- }
- s = s.substring(0, i) + v + s.substring(j + 1);
- }
- // restore saved {block}s
- for (i=saved.length-1; i>=0; i=i-1) {
- s = s.replace(new RegExp("~-" + i + "-~"), "{" + saved[i] + "}", "g");
- }
- return s;
- },
- /**
- * Returns a string without any leading or trailing whitespace. If
- * the input is not a string, the input will be returned untouched.
- * @method trim
- * @since 2.3.0
- * @param s {string} the string to trim
- * @return {string} the trimmed string
- */
- trim: function(s){
- try {
- return s.replace(/^s+|s+$/g, "");
- } catch(e) {
- return s;
- }
- },
- /**
- * Returns a new object containing all of the properties of
- * all the supplied objects. The properties from later objects
- * will overwrite those in earlier objects.
- * @method merge
- * @since 2.3.0
- * @param arguments {Object*} the objects to merge
- * @return the new merged object
- */
- merge: function() {
- var o={}, a=arguments, i;
- for (i=0; i<a.length; i=i+1) {
- YAHOO.lang.augmentObject(o, a[i], true);
- /*
- for (var j in a[i]) {
- o[j] = a[i][j];
- }
- */
- }
- return o;
- },
- /**
- * A convenience method for detecting a legitimate non-null value.
- * Returns false for null/undefined/NaN, true for other values,
- * including 0/false/''
- * @method isValue
- * @since 2.3.0
- * @param o {any} the item to test
- * @return {boolean} true if it is not null/undefined/NaN || false
- */
- isValue: function(o) {
- // return (o || o === false || o === 0 || o === ''); // Infinity fails
- var l = YAHOO.lang;
- return (l.isObject(o) || l.isString(o) || l.isNumber(o) || l.isBoolean(o));
- }
- };
- /*
- * An alias for <a href="YAHOO.lang.html">YAHOO.lang</a>
- * @class YAHOO.util.Lang
- */
- YAHOO.util.Lang = YAHOO.lang;
-
- /**
- * Same as YAHOO.lang.augmentObject, except it only applies prototype
- * properties. This is an alias for augmentProto.
- * @see YAHOO.lang.augmentObject
- * @method augment
- * @static
- * @param {Function} r the object to receive the augmentation
- * @param {Function} s the object that supplies the properties to augment
- * @param {String*|boolean} arguments zero or more properties methods to
- * augment the receiver with. If none specified, everything
- * in the supplier will be used unless it would
- * overwrite an existing property in the receiver. if true
- * is specified as the third parameter, all properties will
- * be applied and will overwrite an existing property in
- * the receiver
- */
- YAHOO.lang.augment = YAHOO.lang.augmentProto;
- /**
- * An alias for <a href="YAHOO.lang.html#augment">YAHOO.lang.augment</a>
- * @for YAHOO
- * @method augment
- * @static
- * @param {Function} r the object to receive the augmentation
- * @param {Function} s the object that supplies the properties to augment
- * @param {String*} arguments zero or more properties methods to
- * augment the receiver with. If none specified, everything
- * in the supplier will be used unless it would
- * overwrite an existing property in the receiver
- */
- YAHOO.augment = YAHOO.lang.augmentProto;
-
- /**
- * An alias for <a href="YAHOO.lang.html#extend">YAHOO.lang.extend</a>
- * @method extend
- * @static
- * @param {Function} subc the object to modify
- * @param {Function} superc the object to inherit
- * @param {Object} overrides additional properties/methods to add to the
- * subclass prototype. These will override the
- * matching items obtained from the superclass if present.
- */
- YAHOO.extend = YAHOO.lang.extend;
- YAHOO.register("yahoo", YAHOO, {version: "2.3.0", build: "442"});