rem: m.addEventListener("command", function() { loadOneOrMoreURIs(urls.join("|")); }, false); 
add: m.addEventListener("command", function() { for (var i = 0; i < keys.length; i++) undoCloseTab(); }, false); 
context:   m.addEventListener("command", function() { loadOneOrMoreURIs(urls.join("|")); }, false);
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/3de6d3a7e14a2306aee526f3e22265a8b93f6b4e/browser.js/buggy/browser/base/content/browser.js