<!DOCTYPE HTML>
<html>
<body onload="document.getElementById('image1').setAttribute('src', ''); document.getElementById('image2').removeAttribute('src'); document.getElementById('image3').removeAttribute('src'); document.getElementById('image4').removeAttribute('data'); document.getElementById('image5').removeAttribute('data');">
    <img id="image1" src="pass.png">
    <img id="image2" src="pass.png">
    <input id="image3" type="image" src="pass.png">
    <object id="image4" type="image/png" data="pass.png"></object>
    <object id="image5" type="text/html" data="data:text/html,<b>Testing</b>"></object>
</body>
</html>
