<div id=brousers> 
<label><input type="radio" value="url_Chrome.jpg"> Chrome</label>
<label><input type="radio" value="url_Firefox.jpg"> Firefox</label>
<label><input type="radio" value="url_IE.jpg"> IE</label>
<label><input type="radio" value="url_Safari.jpg"> Safari</label>
</div>
<img id='icon'>

<script>
	document.getElementById('brousers').addEventListener('change', (ev) => {
		document.getElementById('icon').src = ev.target.value;
	})
</script>