Now that you have hooked cursor events in all popular browsers, your object constructor is complete and you can return to the object prototype.

既然已经连接了所有流行的浏览器中的鼠标事件，对象构造方法已经完整了，可以返回到对象原型了。

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With a few exceptions (browsers come to mind), DOM is a horrible object model to work with.

除了少数例外(比如浏览器)，DOM使用起来一直都是一种可怕的对象模型。

youdao

Try and create the object in Microsoft browsers.

尝试在Microsoft浏览器中创建该对象。

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