
<body onkeypress="doSomething(event)">
</body>
<script>
function doSomething(e) {
var keynum;
var keychar;
var numcheck;
if(window.event) {
keynum = e.keyCode;
}
else if(e.which) {
keynum = e.which;
}
keychar = String.fromCharCode(keynum);
alert(keychar);
}
</script>
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