/**
                            * Contains a singleton (ClassNameManager) that enables easy creation and caching of
                            * prefixed class names.
                            * @module classnamemanager
                            */
                            
                            /**
                             * A singleton class providing:
                             *
                             * <ul>
                             *    <li>Easy creation of prefixed class names</li>
                             *    <li>Caching of previously created class names for improved performance.</li>
                             * </ul>
                             *
                             * @class ClassNameManager
                             * @static
                             */
                            
                            // String constants
                            var CLASS_NAME_PREFIX = 'classNamePrefix',
                            	CLASS_NAME_DELIMITER = 'classNameDelimiter',
                                CONFIG = Y.config;
                            
                            // Global config
                            
                            /**
                             * Configuration property indicating the prefix for all CSS class names in this YUI instance.
                             *
                             * @property classNamePrefix
                             * @type {String}
                             * @default "yui"
                             * @static
                             */
                            CONFIG[CLASS_NAME_PREFIX] = CONFIG[CLASS_NAME_PREFIX] || 'yui3';
                            
                            /**
                             * Configuration property indicating the delimiter used to compose all CSS class names in
                             * this YUI instance.
                             *
                             * @property classNameDelimiter
                             * @type {String}
                             * @default "-"
                             * @static
                             */
                            CONFIG[CLASS_NAME_DELIMITER] = CONFIG[CLASS_NAME_DELIMITER] || '-';
                            
                            Y.ClassNameManager = function () {
                            
                            	var sPrefix    = CONFIG[CLASS_NAME_PREFIX],
                            		sDelimiter = CONFIG[CLASS_NAME_DELIMITER];
                            
                            	return {
                            
                            		/**
                            		 * Returns a class name prefixed with the value of the
                            		 * <code>Y.config.classNamePrefix</code> attribute + the provided strings.
                            		 * Uses the <code>Y.config.classNameDelimiter</code> attribute to delimit the
                            		 * provided strings. E.g. Y.ClassNameManager.getClassName('foo','bar'); // yui-foo-bar
                            		 *
                            		 * @method getClassName
                            		 * @param {String} [classnameSection*] one or more classname sections to be joined
                            		 * @param {Boolean} skipPrefix If set to true, the classname will not be prefixed with the default Y.config.classNameDelimiter value.
                            		 */
                            		getClassName: Y.cached(function () {
                            
                                        var args = Y.Array(arguments);
                            
                                        if (args[args.length-1] !== true) {
                                            args.unshift(sPrefix);
                                        } else {
                                            args.pop();
                                        }
                            
                            			return args.join(sDelimiter);
                            		})
                            
                            	};
                            
                            }();