Importing dromaeo performance tests to src/chrome/test/data....

chrome/test/data/dromaeo/lib/yahoo.js

+/*
+Copyright (c) 2008, Yahoo! Inc. All rights reserved.
+Code licensed under the BSD License:
+http://developer.yahoo.net/yui/license.txt
+version: 2.6.0
+*/
+/**
+ * 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
+ */
+
+/**
+ * Forces the use of the supplied locale where applicable in the library
+ * @property locale
+ * @type string
+ * @static
+ * @default undefined
+ */
+
+if (typeof YAHOO == "undefined" || !YAHOO) {
+    /**
+     * 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     <-- Tiger installations that have been
+         *                                   updated, but not updated
+         *                                   to the latest patch.
+         * Webkit 212 nightly:   522+    <-- Safari 3.0 precursor (with native SVG
+         *                                   and many major issues fixed).  
+         * 3.x yahoo.com, flickr:422     <-- Safari 3.x hacks the user agent
+         *                                   string when hitting yahoo.com and 
+         *                                   flickr.com.
+         * Safari 3.0.4 (523.12):523.12  <-- First Tiger release - automatic update
+         *                                   from 2.x via the 10.4.11 OS patch
+         * Webkit nightly 1/2008:525+    <-- Supports DOMContentLoaded event.
+         *                                   yahoo.com user agent hack removed.
+         *                                   
+         * </pre>
+         * http://developer.apple.com/internet/safari/uamatrix.html
+         * @property webkit
+         * @type float
+         */
+        webkit: 0,
+
+        /**
+         * The mobile property will be set to a string containing any relevant
+         * user agent information when a modern mobile browser is detected.
+         * Currently limited to Safari on the iPhone/iPod Touch, Nokia N-series
+         * devices with the WebKit-based browser, and Opera Mini.  
+         * @property mobile 
+         * @type string
+         */
+        mobile: null,
+
+        /**
+         * Adobe AIR version number or 0.  Only populated if webkit is detected.
+         * Example: 1.0
+         * @property air
+         * @type float
+         */
+        air: 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]);
+
+        // Mobile browser check
+        if (/ Mobile\//.test(ua)) {
+            o.mobile = "Apple"; // iPhone or iPod Touch
+        } else {
+            m=ua.match(/NokiaN[^\/]*/);
+            if (m) {
+                o.mobile = m[0]; // Nokia N-series, ex: NokiaN95
+            }
+        }
+
+        m=ua.match(/AdobeAIR\/([^\s]*)/);
+        if (m) {
+            o.air = m[0]; // Adobe AIR 1.0 or better
+        }
+
+    }
+
+    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]);
+            m=ua.match(/Opera Mini[^;]*/);
+            if (m) {
+                o.mobile = m[0]; // ex: Opera Mini/2.0.4509/1316
+            }
+        } else { // not opera or webkit
+            m=ua.match(/MSIE\s([^;]*)/);
+            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 ("undefined" !== typeof YAHOO_config) {
+        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 = YAHOO.lang || {};
+
+(function() {
+
+var L = YAHOO.lang,
+
+    // ADD = ["toString", "valueOf", "hasOwnProperty"],
+    ADD = ["toString", "valueOf"],
+
+    OB = {
+
+    /**
+     * 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} the result
+     */
+    isArray: function(o) { 
+        if (o) {
+           return L.isNumber(o.length) && L.isFunction(o.splice);
+        }
+        return false;
+    },
+
+    /**
+     * Determines whether or not the provided object is a boolean
+     * @method isBoolean
+     * @param {any} o The object being testing
+     * @return {boolean} the result
+     */
+    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} the result
+     */
+    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} the result
+     */
+    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} the result
+     */
+    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} the result
+     */  
+    isObject: function(o) {
+return (o && (typeof o === 'object' || L.isFunction(o))) || false;
+    },
+        
+    /**
+     * Determines whether or not the provided object is a string
+     * @method isString
+     * @param {any} o The object being testing
+     * @return {boolean} the result
+     */
+    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} the result
+     */
+    isUndefined: function(o) {
+        return typeof o === 'undefined';
+    },
+    
+ 
+    /**
+     * 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: (YAHOO.env.ua.ie) ? function(r, s) {
+            for (var i=0;i<ADD.length;i=i+1) {
+                var fname=ADD[i],f=s[fname];
+                if (L.isFunction(f) && f!=Object.prototype[fname]) {
+                    r[fname]=f;
+                }
+            }
+    } : function(){},
+       
+    /**
+     * 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("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) {
+                if (L.hasOwnProperty(overrides, i)) {
+                    subc.prototype[i]=overrides[i];
+                }
+            }
+
+            L._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 || !(p in r)) {
+                    r[p] = s[p];
+                }
+            }
+            
+            L._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]);
+        }
+        L.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 i,len,s=[],OBJ="{...}",FUN="f(){...}",
+            COMMA=', ', ARROW=' => ';
+
+        // Cast non-objects to string
+        // 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)) {
+            return o + "";
+        } else if (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, 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;
+        for (var i=0, l=a.length; i<l; i=i+1) {
+            L.augmentObject(o, a[i], true);
+        }
+        return o;
+    },
+
+    /**
+     * Executes the supplied function in the context of the supplied 
+     * object 'when' milliseconds later.  Executes the function a 
+     * single time unless periodic is set to true.
+     * @method later
+     * @since 2.4.0
+     * @param when {int} the number of milliseconds to wait until the fn 
+     * is executed
+     * @param o the context object
+     * @param fn {Function|String} the function to execute or the name of 
+     * the method in the 'o' object to execute
+     * @param data [Array] data that is provided to the function.  This accepts
+     * either a single item or an array.  If an array is provided, the
+     * function is executed with one parameter for each array item.  If
+     * you need to pass a single array parameter, it needs to be wrapped in
+     * an array [myarray]
+     * @param periodic {boolean} if true, executes continuously at supplied 
+     * interval until canceled
+     * @return a timer object. Call the cancel() method on this object to 
+     * stop the timer.
+     */
+    later: function(when, o, fn, data, periodic) {
+        when = when || 0; 
+        o = o || {};
+        var m=fn, d=data, f, r;
+
+        if (L.isString(fn)) {
+            m = o[fn];
+        }
+
+        if (!m) {
+            throw new TypeError("method undefined");
+        }
+
+        if (!L.isArray(d)) {
+            d = [data];
+        }
+
+        f = function() {
+            m.apply(o, d);
+        };
+
+        r = (periodic) ? setInterval(f, when) : setTimeout(f, when);
+
+        return {
+            interval: periodic,
+            cancel: function() {
+                if (this.interval) {
+                    clearInterval(r);
+                } else {
+                    clearTimeout(r);
+                }
+            }
+        };
+    },
+    
+    /**
+     * 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
+return (L.isObject(o) || L.isString(o) || L.isNumber(o) || L.isBoolean(o));
+    }
+
+};
+
+/**
+ * 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
+ * @param prop {string} the name of the property to test
+ * @return {boolean} the result
+ */
+L.hasOwnProperty = (Object.prototype.hasOwnProperty) ?
+    function(o, prop) {
+        return o && o.hasOwnProperty(prop);
+    } : function(o, prop) {
+        return !L.isUndefined(o[prop]) && 
+                o.constructor.prototype[prop] !== o[prop];
+    };
+
+// new lang wins
+OB.augmentObject(L, OB, true);
+
+/*
+ * An alias for <a href="YAHOO.lang.html">YAHOO.lang</a>
+ * @class YAHOO.util.Lang
+ */
+YAHOO.util.Lang = L;
+ 
+/**
+ * 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
+ */
+L.augment = L.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 = L.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 = L.extend;
+
+})();
+YAHOO.register("yahoo", YAHOO, {version: "2.6.0", build: "1321"});