Call 2 javascript files into one

<script type="text/javascript">juicy_code='XXX';</script><script type="text/javascript" src="http://ads.juicyads.com/jsclients/jac.js" charset="utf-8"></script>


<script type="text/javascript" src="http://ads.juicyads.com/jsclients/jam_min.js"></script>
<script type="text/javascript">window.onload=check_mobile(XXX,XXX)</script>

var script   = document.createElement("script");
script.type  = "text/javascript";
script.src   = "http://ads.juicyads.com/jsclients/jam_min.js";
document.body.appendChild(script);

juicy_code='XXX';
var script = document.createElement("script");
script.type = "text/javascript";
script.src = "http://ads.juicyads.com/jsclients/jam_min.js"; 
document.body.appendChild(script);

window.onload=check_mobile(XXX,XXX)
var script = document.createElement("script1");
script.type = "text/javascript";
script.src = "http://ads.juicyads.com/jsclients/jac.js";
document.body.appendChild(script1);