本文强调了网页中每个元素都应具有唯一ID的重要性，并介绍了如何利用IE开发者工具（Firefox中的Firebug）来查找这些元素并对其进行CSS样式定制及HTML代码扩展，从而实现页面的有效管理和个性化。
all pages must contain an css block, and html block.
and need a good html document structure ,
Every element have and unique id property.
So the end user can use IE Developer Tool (Firebug in firefox) to find the element.
And make new css fot it . and he can add new html code.
So the page is easy to control. Like cnblgos
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