if(this.lists.length == 1) index = 0; 
if (this.lists.length == 1) index = 0; 
	serialize: function(index, modifier){		var map = modifier || function(element, index){			return element.getProperty('id');		}.bind(this);				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;	}
5733	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5733/59af5675c6a54dc28e7981521c59cde05a71f219/Sortables.js/buggy/Plugins/Sortables.js