New SMART Plugins project for jQuery & CSS is Smart Responsive Breadcrumbs. If you need reliable responsive solution for website breadcrumbs navigation control that will work with desktop and mobile browsers, this is it.
This is fully responsive solution, that relies on both CSS3 (with media queries) and jQuery to function the same way on desktop and mobile/touch enabled devices and look good on both of them, with any screen size. There are many color combinations and effects built in, and many jQuery plugin options to customize behavior. You can see it in action on demo page.