function to include latest jquery

jqueryize.js

function(){
   if (typeof jQuery != 'undefined') 
        {
        console.log('jquery version ' + $.fn.jquery);
        return;
        }
   var s=document.createElement('script');
   s.setAttribute('src','http://code.jquery.com/jquery.min.js');
   document.body.appendChild(s);
   void(s);
   console.log('jquery version ' + $.fn.jquery);
})()