img.onright {
   float:right;
   clear:both;
   margin: 5px 0 5px 5px;
   padding: 2px;
   border: 1px solid #ccc;
}
img.onleft {
   float:left;
   clear:both;
   margin: 5px 5px 5px 0;
   padding: 2px;
   border: 1px solid #ccc;
}