Cara Mendefer Javascript

Silahkan gunakan kode berikut ini:

<script>
function downloadJSAtOnload(){var d=document.createElement("script");d.src="URL_Kode_JS",document.body.appendChild(d)}window.addEventListener?window.addEventListener("load",downloadJSAtOnload,!1):window.attachEvent?window.attachEvent("onload",downloadJSAtOnload):window.onload=downloadJSAtOnload;
</script>