Choose change button image and select an alternative on the cascading menu. 选择“更改按钮图像”,并从级联菜单中选择一个替换选项。
To edit the linked cascading style sheet of a document, on the format menu, click style sheet links, select the style sheet, and then click edit. 若要编辑文档级联样式表的链接,请在“格式”菜单上,单击“样式表链接”,选择样式表,然后单击“编辑”。
This mechanism, called a cascading menu ( see Figure 22-4), presents some serious issues for ease of use. 这种技术称为级联菜单(如图22-4所示),它给易用性造成了一些严重的问题。