console
function access()
{
document.getElementById('myName').accessKey="n"
document.getElementById('myPwd').accessKey="p"
document.getElementById('ie').accessKey="i"
document.getElementById('fx').accessKey="f"
document.getElementById('myButton').accessKey="b"
}
<body onload="access()">
<form>
姓名:
<input id="myName" type="text">
<br> 密码:
<input id="myPwd" type="password">
<br>
<br> 选择您喜欢的浏览器:
<br>
<input type="radio" name="browser" id="ie" value="Internet Explorer">Internet Explorer
<br>
<input type="radio" name="browser" id="fx" value="Firefox">Firefox
<br>
<br>
<input type="button" value="点击我!" id="myButton">
</form>
<p>(请使用 Alt + <i>accesskey</i> 为不同的表单字段赋予焦点。) </p>
</body>