rem: var parent = event.target; var browser = getBrowser().selectedBrowser; 
context: function popupBlockerMenuShowing(event) {  var parent = event.target;  var browser = getBrowser().selectedBrowser;        var separator = document.getElementById("popupMenuSeparator");  if ("popupDomain" in browser) {    createShowPopupsMenu(parent);    if (separator)      separator.hidden = false;  } else {    if (separator)      separator.hidden = true;  }  }
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/68b359285d14af6c77a90f89e4e55749c3d33891/navigator.js/clean/suite/browser/navigator.js