Sticky top navigation menu

Hi,

Could someone tell me if there is some vaadin add-on or how can I create a sticky top navigation bar. Something like this
http://www.techknowlogists.com/demos/sticky-nav-bar.html. Please take a look on attachment picture, there is this kind of floating bar on vaadin forum.

Best regards.
12913.png

Check out Toolbox add-on
http://vaadin.com/addon/toolbox