body { position: relative; margin: 0; padding: 0; }
#container { position: relative; margin: 0; }
#banner { position: relative; background-color: #F0F; }
#nav { position: relative; float: left; width: 160px; padding-top: 1em; }
#content { position: relative; padding: 1em; margin: 0 0 0 160px; }	
#footer { position: relative; clear: both; padding: 0.5em; text-align: right; }