Asynchronous JavaScript and XML can make your business Web pages more responsive and interactive. AJAX technology allows site visitors to use drop-down menus and other controls to trigger actions ...
Also called a "drop-down menu" or "pop-down menu," the common type of menu used with a graphical user interface (GUI). Clicking a menu title causes the menu items to appear to drop down from that ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果
反馈