blur() 方法用于把焦点从按钮上移开。
buttonObject.blur()
下面的例子讲吧焦点从按钮上移开:
<html>
<head>
<script type="text/javascript">
function removeFocus()
{
document.getElementById('button1').blur()
}
</script>
</head>
<body>
<form>
<input type="button" id="button1" value="Button1" />
<br />
<input type="button" onclick="removeFocus()"
value="Remove focus from Button 1" />
</form>
</body>
</html>