html javascript import code example
Example 1: import js in html
<script type="text/javascript" src="yourfile.js"></script>
Example 2: import script html
<html>
<head>
<script type="text/javascript" src="/path/to/script.js"></script>
...
Example 3: How to add js file to a site through url
var jsFile = document.createElement("script");
jsFile.src = "homePage.js"; // it can be path also "{themes('/scripts/homePage.js')}"
document.body.appendChild(jsFile); //append it as src to body