click mouse hide jquery Text fields

Text fields click mouse hide jquery code

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script>
</head>
<body>
<input type="text" name="cvv" id="TestDiv">
</body>
<script type="text/javascript">
$(function()
{
$('#TestDiv').click(function()
{
$(this).css({cursor: 'none'});
});
});
</script>
</html>