add: this.layerStates = []; 
context:     initialize: function(options) {        OpenLayers.Control.prototype.initialize.apply(this, arguments);    },
meta: 1027	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/1027/0e8e7ab620ec81e0909f04e0a03025090b347ff8/LayerSwitcher.js/buggy/lib/OpenLayers/Control/LayerSwitcher.js