body { margin:0; padding:0; list-style-type:none; background:url(../images/bodybg.png) repeat-y scroll 50% 0;}
#klapp { top:40px; left:240px; position:absolute; cursor:pointer; float:left; }
div { width:400px; float:left; height:200px; background:url(../images/bodybg.png) repeat-y scroll 50% 0; border:1px solid #fff; padding:10px;  position:absolute;top:60px; left:240px; }
div.nichtklappen { left:700px; }