div helemaal onderaan

<div id="container"></div>

<div id="midden"></div>

<div id="footer"></div>

<div id="container"></div>
 
<div id="midden"></div>
 
<div id="footer"></div>

#footer{
	bottom:0px;
	width:???px;
	height:???px;
	display:block;
	position:absolute;
}

#footer{
	bottom:0px;
	width:???px;
	height:???px;
	display:block;
	position:absolute;
}