https://filmstro.com/wp-content/plugins/AWS_Widgets/widgets/music-dynamic-widget/scripts.js?ver=1.0.3

1// Watch the DOM until <filmstro-widget> appears
2const mo = new MutationObserver(() => {
3  const target = document.querySelector("filmstro-widget");
4  if (!target) return;
5
6  // Once found, stop watching
7  mo.disconnect();
8
9  let loaded = false;
10
11  const loadScript = () => {
12
13    if (loaded) return;
14    loaded = true;
15
16    const s = document.createElement("script");
17    s.src = "https://filmstro.com/wp-content/plugins/AWS_Widgets/widgets/music-dynamic-widget/widget-script.js?ver=1.0.0";
18    s.async = true;
19    document.body.appendChild(s);
20
21    observer.disconnect();
22  };
23
24  // Load when widget is visible (or 200px before)
25  const observer = new IntersectionObserver(entries => {
26    entries.forEach(entry => {
27      if (entry.isIntersecting) loadScript();
28    });
29  }, {
30    rootMargin: "5px 0px",
31    threshold: 0
32  });
33
34  observer.observe(target);
35});
36
37// Start observing the whole document for newly added nodes
38mo.observe(document.documentElement, {
39  childList: true,
40  subtree: true
41});