add: this.entities = new Object(); 
context: function PrefGlobal(){    this.networks = new Object();    this.commandManager = new Object();    this.commandManager.defineCommand = function() {};}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/5811a7697fc48272123d1f32ae231f89e2523aa0/config.js/buggy/extensions/irc/xul/content/config.js