Mega Code Archive
Check key code
<![CDATA[
< html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("input").keypress(function (e) {
if (e.which > 65 ) {
alert(e.which);
}
});
});
</script>
</head>
<body>
<body>
<input type="text" />
</body>
</html>
]]>