100% height div and overflow:auto

Question

I have got a vertical menu on the left side of the screen, and i want to take 100% height of the resolution, but if the div(of the menu) needs more, i want to appear scroll. My

Answer 1

I've completed gearsdigital response with a "content" div for the content of the page:

http://jsfiddle.net/Guillaume/NnW5r/11/show/

code: http://jsfiddle.net/Guillaume/NnW5r/11/

Resize the window and scroll the page to see if it fits your needs