Categories are not intended to be used as navigational elements. 分类被无意的使用为导航的一个元素。
Because most users have learned that links are a navigational idiom, they will be confused and disoriented if clicking a link results in the execution of an action. 由于大多数使用者已经知道链接是一种浏览导航的习惯用法,如果点击一个链接就执行一个操作,这将会是非常令人费解并且混乱的。