xBreadcrumbs(Extended Breadcrumbs) 是一个jQuery插件用于创建一个网站分类路径式导航栏。它特别适合于一个具有很深的路径并想让用户可以进行快速浏览的网站。xBreadcrumbs将一组无序的(UL/LI)列表转换成这种带有分类下拉菜单的路径式导航栏，将有助于SEO优化。-XBreadcrumbs ( Extended Breadcrumbs ) is a jQuery plugin to create a web site classification path navigation bar. It is particularly suitable for a path with the deep and want to let the user can browse the website. XBreadcrumbs will be a set of unordered list ( UL/LI ) is transformed into a path navigation bar with the classification of the drop-down menu, will help SEO optimization.