【key】
<html>
<head>
<script language="JavaScript1.2">
function showDialog(type){
console.log("An onKey" + type + " event just occurred");
}
</script>
</head>
<body>
<form name="myForm">
<textarea name="myTextArea" rows=2 cols=50
onKeyDown='showDialog("Down")'
onKeyPress='showDialog("Press")'>
Here is some text in my text area.
</textarea>
</form>
</body>
</html>
