context: function gotoHistoryIndex(aEvent){  var index = aEvent.target.getAttribute("index");  if (!index)    return false;  try {    getWebNavigation().gotoIndex(index);  }  catch(ex) {    return false;  }  return true;  }
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/eaa6754a0a946375badf1165b3e4af3999e4b03c/navigator.js/clean/xpfe/browser/resources/content/navigator.js