Copia il codice qui sotto e vedrai....

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">

<HTML><HEAD><TITLE>The Dynamic Duo - Capturing Keystrokes (Internet Explorer)</TITLE>
<META http-equiv=Content-Type content="text/html; charset=windows-1252">
<SCRIPT language=JavaScript>
<!--

function keyDown() {
var keycode = event.keyCode
var realkey = String.fromCharCode(event.keyCode)
alert("keycode: " + keycode + "\nrealkey: " + realkey)
}

document.onkeydown = keyDown

//-->
</SCRIPT>

<META content="MSHTML 5.50.4916.2300" name=GENERATOR></HEAD>
<BODY bgColor=#ffffff>Press a key </BODY></HTML>


Ciao David