rem: var t = browser.addTab(url); 
add: var t = browser.addTab(url, referrer); 
context: function openNewTabWith(url) {  urlSecurityCheck(url, document);  var wintype = document.firstChild.getAttribute('windowtype');  if (window && (wintype == "navigator:browser")) {    var browser = getBrowser();    var t = browser.addTab(url); // open link in new tab    if (pref && !pref.getBoolPref("browser.tabs.loadInBackground"))      browser.selectedTab = t;  }}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/3f1e5125640a96ad4bac84a65a66107a71731748/contentAreaUtils.js/clean/xpfe/communicator/resources/content/contentAreaUtils.js