rem:  var homeButton = document.getElementById("home-button"); if (homeButton) { var homePage = getHomePage(); if (homePage) homeButton.setAttribute("tooltiptext", homePage); } 
add: updateHomeTooltip(); 
context: function delayedStartup(aElt){  if (gMustLoadSidebar) {    var sidebar = document.getElementById("sidebar");    sidebar.setAttribute("src", window.opener.document.getElementById("sidebar").getAttribute("src"));  }    // Perform default browser checking (after window opens).  checkForDefaultBrowser();  // now load bookmarks after a delay  BMSVC.ReadBookmarks();  var bt = document.getElementById("bookmarks-toolbar");  if ("toolbar" in bt)    bt.toolbar.builder.rebuild();         WindowFocusTimerCallback(aElt);  // Get the preferences service  var prefService = Components.classes["@mozilla.org/preferences-service;1"]                              .getService(Components.interfaces.nsIPrefService);  pref = prefService.getBranch(null);  // set home button tooltip text  var homeButton = document.getElementById("home-button");  if (homeButton) {    var homePage = getHomePage();    if (homePage)      homeButton.setAttribute("tooltiptext", homePage);  }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/0e799dbef1ba9916e073356644a74553011eb9d3/browser.js/clean/browser/base/content/browser.js