add:   this._updateUseCurrentButton(); window.addEventListener("focus", this._updateUseCurrentButton, false); 
context:   init: function ()  {    this._pane = document.getElementById("paneMain");  },
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/ae7bfbc47839afd0aa886c9de1ca64143cb77144/main.js/clean/browser/components/preferences/main.js