x
 
<html>
<head>
<style type="text/css">
img 
{
float:left;
}
</style>
<script type="text/javascript">
function clearLeft()
{
document.getElementById("p1").style.clear="left";
}
</script>
</head>
<body>
<img src="/i/ct_beatles.jpg" />
<p id="p1">This is some text. This is some text. This is some text.
This is some text. This is some text. This is some text.
This is some text. This is some text. This is some text.</p>
<input type="button" onclick="clearLeft()" value="Clear left side of text" />
</body>
</html>