add: document.getElementById("configTree").view = null; 
context: function onConfigUnload(){  gPrefBranch.removeObserver("", gPrefListener);}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/4e62452167ae888a805b00ad7ce647dcd6b72473/config.js/buggy/xpfe/global/resources/content/config.js