Java Script for Onblur

<html>
<head>
<script type="text/javascript">

function upperCase() {
var x=document.getElementById("fname").value
document.getElementById("fname").value=x.toUpperCase()
}

</script>  
</head>
<body>
Enter your name:

<input type="text" id="fname" onblur="upperCase()">
</body>
</html>

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