Finally, adding some hover text to the tree nodes and specifying the CSS style to be used in rendering them results in a tree control with a usable, consistent look and feel, as shown in Figure 4.

最后，为树节点添加一些悬停文本并指定呈现它们时使用的css样式，这将导致产生具有可用的一致外观的树控件，如图4中所示。

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If the text is truncated, you can hover the mouse pointer over the text and a pop up window will show you the full title text (Figure 5).

如果文本被截短，可以将鼠标指针悬浮于文本之上，一个弹出窗口将会为您显示完整的文本(图5)。

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When you hover over Live Text and the display of the cursor changes, you can left-click the Live Text instance to start an action.

当悬停在Live Text上且光标形状发生变化时，可以单击Live Text实例来开始一个动作。

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