add: this.entities = new Object(); 
context: function PrefGlobal(){    this.networks = new Object();    this.commandManager = new Object();    this.commandManager.defineCommand = function() {};}
meta: 1567	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1567/93096a8ac1f927197d40e1a62db724b300a47fd3/config.js/buggy/xul/content/config.js