08/02/21 21:34:02 ksdvifJm0
>>379
userChrome.jsではどうですか
(function(){
var menubar = document.getElementById("toolbar-menubar");
var navbar = document.getElementById("nav-bar");
var tabStrip = gBrowser.mStrip;
tabStrip.parentNode.insertBefore(menubar, tabStrip);
tabStrip.parentNode.insertBefore(navbar, tabStrip);
})();