Sometimes dynamic HTML pages need to be fetched from the server whenever they are displayed - even when the back button is used. For example, pages showing the state of a bank account or online order.
某些时候动态HTML页面需要即时从服务器更新以备随时显示-甚至是使用后退按钮的时候.例如 显示银行帐号的状态或在线订单.
If you took interest in PHP to make your HTML pages more dynamic, this bit is for you.
如果您对用PHP将您的HTML页面变得更动态些感兴趣，这部分将适合您。
Anyway, as I said, it's not easy to build Windows for Dynamic HTML (DHTML) pages.
不管怎样，为动态html (DHTML)页面构建窗口并不容易。
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