Safari-style tabs with Javascript/CSS

Does anyone know of开发者_如何学运维 a widget that gives Safari-style tabs that expand and contract between certain dimensions when the window is resized, spilling over to a drop down menu when (amount of tabs)*(min tab width) > (window width)?

You can do that with changing the css properties like this

http://jsfiddle.net/pahnin/rUtKa/