#area1 {width: 54em; float: right; overflow: hidden; margin-left: 1em; border-left: 1px solid #DDD;  padding: 0 0.5em 1em 1em;}

#area11{width:49%; float:left; overflow: hidden; margin: 1em 0;}
#area12  {width:49%; float:right; overflow: hidden; margin: 1em 0;}
#area13 { clear:both;}

#area2 {overflow: hidden; padding-left:0.5em;}

#area4 {overflow: hidden; }