var map = modifier || function(element, index){ return element.get('id'); };  
	serialize: function(index, modifier){		var map = modifier || function(element, index){			return element.get('id');		};		var serial = this.lists.map(function(list){			return list.getChildren().map(map, this);		}, this);		if (this.lists.length == 1) index = 0;		return $chk(index) && index >= 0 && index < this.lists.length ? serial[index] : serial;	}
9299	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9299/9421bb40c3668ef107d99d9030e9f36d9983c262/Sortables.js/buggy/Source/Plugins/Sortables.js