table.sideBox td.topLeft {
    background-image: url(http://www.southboundholidaycottages.com/images/box/custom/tl_br1.gif);
    background-repeat: no-repeat;
    padding-top: 1px;
    padding-left: 1px;
  }

  table.sideBox td.topRight {
    background-image: url(http://www.southboundholidaycottages.com/images/box/custom/tr_br1.gif);
    background-repeat: no-repeat;
  }
  
  table.sideBox td.bottomLeft {
    background-image: url(http://www.southboundholidaycottages.com/images/box/custom/bt_br1.gif);
    background-repeat: no-repeat;
    font-size: 1px;
  }
  
  table.sideBox td.bottomRight {
    background-image: url(http://www.southboundholidaycottages.com/images/box/custom/br_br1.gif);
    background-repeat: no-repeat;
    font-size: 1px;
  }