You can use Firebug to view not only script errors and XMLHttpRequest information, but also to measure the load times of various resources such as script and image files.

Firebug不仅可以查看脚本错误和XMLHttpRequest信息，还可以度量各种资源(如脚本和图像文件)的加载时间。

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This ensures that your users see the errors generated by the script.

这样可以确保您的用户能够看到脚本所产生的错误。

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But when you execute the script, some unexpected errors are displayed. Now what?

但是，如果在执行脚本时显示某些意外的错误，应该怎么办呢？

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Under different circumstances (say, in a novel or a play), the script might be described as a comedy of errors.

CENTERFORSECURITYPOLICY: Tragedy of errors