For example, an alert message can be displayed after ten minutes of user inactivity as shown in Listing 28.
例如，可以在用户10分钟无操作后调用显示一条警告消息，如清单28所示。
On submission all the errors are listed in a single message or alert box and the user is returned to the first incorrect field using the fields focus method to correct the errors.
提交表单后消息或警告框中立即列出所有的错误，并使用域的focus方法让用户返回到第一个要纠正错误不正确的域。
On submission all the errors are listed in a single message or alert box, and the user is returned to the first incorrect field using the fields focus method to correct the errors.
提交表单后消息或警告框中立即列出所有的错误，并使用域的focus方法让用户返回到第一个要纠正错误不正确的域。
A simplified alert (one that displays only the main message) is not used here because it does not give the user enough information to customize the update process.
这儿没有使用简化的通知窗口(只显示主要消息)，因为它没有给用户足够的信息来定制更新过程。
A simplified alert (one that displays only the main message) is not used here because it does not give the user enough information to customize the update process.
这儿没有使用简化的通知窗口(只显示主要消息)，因为它没有给用户足够的信息来定制更新过程。
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