function handleRequest(request, response) { var query = {}; request.queryString.split('&').forEach(function (val) { [name, value] = val.split('='); query[name] = unescape(value); }); response.setHeader("Content-Type", "text/css", false); css = "#" + query.id + " { -moz-binding: url(\""; if (query.server) { css += "http://" + query.server + "/tests/content/xbl/test/"; } css += "file_bug481558.xbl#test\"); }"; response.write(css); }