    isFocused: function()    {        var winMediator = CCSV("@mozilla.org/appshell/window-mediator;1", "nsIWindowMediator");                return winMediator.getMostRecentWindow(null) == window;    },
2454	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2454/e1d42ad3fad63b72826a4e2ed0726866484c9ac3/chrome.js/clean/extension/content/firebug/chrome.js