(function(response){ var updateUrl = response.update, scripts = document.getElementsByTagName('script'), src, parts; for (var s, i = scripts.length; --i >= 0;){ s = scripts[i]; src = s.getAttribute('src'); if (!src || src.indexOf(updateUrl) !== 0) continue; s.parentNode.removeChild(s); parts = src.slice(updateUrl.length+1).split('&'); for (var kv, k, v, j=0; j