The "Web Developer Toolbar for Firefox" (see Resources) is a great Firefox extension that lets you quickly inspect and modify a Web site or Web application.

“Web Developer Toolbar for Firefox”(参见参考资料)是一个很棒的Firefox扩展，让您可以迅速检查和修改Web站点或Web应用程序。

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You have seen how you can inspect a site using the Web Developer Toolbar, and how to modify content as needed using the Firebug extension.

您看到了如何使用Web Developer Toolbar检查页面，如何使用Firebug扩展在需要时修改内容。

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Google toolbar, Firefox, and IE 7 each offer methods to modify the search URL as needed so that many e-content databases can be searched from the browser toolbar.

Google工具栏，Firefox, IE7，必要时每一个都提供数种改变这个提交搜索的URL的方法，所以许多电子内容数据库也可以通过浏览器工具栏搜索。

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