content
Remove the width declaration from the footer rule to make this layout NN4 compatible.
CSS:
body {min-width:640px}
#header,#menu,#content,#sub-section,#footer {
overflow:hidden;
display:inline-block
}
/* safari and opera need this */
#header,#footer {width:100%}
#menu,#content,#sub-section {float:left}
#menu {width:20%}
#content {width:60%}
#sub-section {width:19.9%}
#footer {clear:left}
HTML:
<div id="header"><h1>header</h1></div>
<div id="menu"><h1>menu</h1></div>
<div id="content"><h1>content</h1></div>
<div id="sub-section"><h1>sub-section</h1></div>
<div id="footer"><h1>footer</h1></div>
