矩形和文本元素对不同的事件 --如移动鼠标和单击 --做出反应，产生一种简单的滚动效果。
The rectangle and text elements react to the different events, such as moving the mouse and clicking, to create a simple rollover effect.
矩形和文本元素对不同的事件 --如移动鼠标和单击 --做出反应，产生一种简单的滚动效果。
The rectangle and text elements react to the different events, such as moving the mouse and clicking, to create a simple rollover effect.
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