detect browser out of date

detect browser out of date based on http://browser-update.org/

by heriberto perez

JavaScript

var $buoop = {vs:{i:10,f:-4,o:-4,s:8,c:-4},api:4}; 
function $buo_f(){ 
 var e = document.createElement("script"); 
 e.src = "//browser-update.org/update.min.js"; 
 document.body.appendChild(e);
};
try {document.addEventListener("DOMContentLoaded", $buo_f,false)}
catch(e){window.attachEvent("onload", $buo_f)}