add:  var splitter = document.getElementById("urlbar-search-splitter"); if (splitter) splitter.parentNode.removeChild(splitter); 
context: function BrowserCustomizeToolbar(){  // Disable the toolbar context menu items  var menubar = document.getElementById("main-menubar");  for (var i = 0; i < menubar.childNodes.length; ++i)    menubar.childNodes[i].setAttribute("disabled", true);  var cmd = document.getElementById("cmd_CustomizeToolbars");  cmd.setAttribute("disabled", "true");#ifdef TOOLBAR_CUSTOMIZATION_SHEET  var sheetFrame = document.getElementById("customizeToolbarSheetIFrame");  sheetFrame.hidden = false;  // XXXmano: there's apparently no better way to get this when the iframe is  // hidden  var sheetWidth = sheetFrame.style.width.match(/([0-9]+)px/)[1];  document.getElementById("customizeToolbarSheetPopup")          .openPopup(getNavToolbox(), "after_start", (window.innerWidth - sheetWidth) / 2, 0);#else  window.openDialog("chrome://global/content/customizeToolbar.xul",                    "CustomizeToolbar",                    "chrome,all,dependent",                    getNavToolbox());#endif}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/8395/13bf2bf458d8f02466870fc6ab4ec9b75c20a857/browser.js/buggy/browser/base/content/browser.js