在进行网页制作时，可以预留出广告的大类位置，比如首页最上部，中间右侧或者网页最下部等等。然后在广告管理中分别添加大类。-In the production of web pages, you can set aside a large category of advertising location, such as the top of the home page, the middle of the right side or the bottom of the page and so on