说明：  集团公司网站二级全屏导航菜单基于jquery.1.7.2.min.js制作，全屏显示，鼠标经过一级导航菜单，下拉显示二级菜单，有网站首页、创新技术、产品中心、工程项目、服务支持、联系我们等菜单栏目，适合企业公司等网站使用。
(Group website two full-screen navigation menu based jquery.1.7.2.min.js production, full screen display, mouse navigation through a menu, pull-down menu to display two, there are Home, innovative technology, product centers, projects, services support, Contact us menus columns, for enterprises and other sites use. )