又一个简洁实用的jQuery黑色下拉导航菜单，鼠标点击菜单会滑开拉出二级的菜单，二级菜单如果有第三级，则会继续滑开第三级，相信级别上可以满足你的使用，学习jQuery的朋友，你正好有参考资料了，制作菜单不用愁了。-JQuery has a simple and practical black drop-down navigation menu, click on the menu will slide open pulled two menus, secondary menu if there is a third level, it will continue to slide open the third grade, I believe you can meet at the level of use learn jQuery friends, you happen to have references, and make the menu do not worry.