text: /**
   * mui namespace(optimization)
   * @param {type} $
   * @returns {undefined}
   */
  (function($) {
  	$.namespace = 'mui';
  	$.classNamePrefix = $.namespace + '-';
  	$.classSelectorPrefix = '.' + $.classNamePrefix;
  	/**
  	 * 返回正确的className
  	 * @param {type} className
  	 * @returns {String}
  	 */
  	$.className = function(className) {
  		return $.classNamePrefix + className;
  	};
  	/**
  	 * 返回正确的classSelector
  	 * @param {type} classSelector
  	 * @returns {String}
  	 */
  	$.classSelector = function(classSelector) {
  		return classSelector.replace(/\./g, $.classSelectorPrefix);
  	};
  	/**
           * 返回正确的eventName
           * @param {type} event
           * @param {type} module
           * @returns {String}
           */
  	$.eventName = function(event, module) {
  		return event + ($.namespace ? ('.' + $.namespace) : '') + ( module ? ('.' + module) : '');
  	};
  })(mui);
  