<html>
<body>
<form>
Password: <input type="password" id="myPsw" name="pw">
</form>
<p>Click the buttons to display and/or change the value of the name attribute of the password field.</p>
<button onclick="display()">Display name</button>
<button onclick="change()">Change name</button>
<script>
function display() {
var x = document.getElementById("myPsw").name;
alert("The name of the password field is: " + x);
}
function change() {
var x = document.getElementById("myPsw").name = "newPasswordName";
alert ("The name was changed to: " + x);
}
</script>
</body>
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</html>