<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Event Demo</title>
<script>
window.onload = () => {
var bibimg = document.querySelector('img')
bibimg.src = "https://www.zhaw.ch/storage/_processed_/b/2/"
+ "csm_hsb-winterthur-aussenansicht-vorne_3198f01cca.jpg"
bibimg.addEventListener('load', function() {
alert("Image loaded")
})
var timestamp = Date.now() + 3000
while (Date.now() < timestamp) {}
}
</script>
</head>
<body>
<div>
<img src="" alt="Hochschulbibliothek in Winterthur">
</div>
</body>
</html>