How can I make a menubar fixed on the top while scrolling

Question

I\'d like to make a menubar, which is fixed on the top of the page while scrolling. Something like the top menu in Facebook.

Also, I want a div holding the logo flo

Answer 1

to set a div at position fixed you can use

position:fixed
top:0;
left:0;
width:100%;
height:50px; /* change me */