body { background-color:#E0E0E0; font-family: Arial; VERDANA; HELVETICA;}
a:link { color: #0000FF; font-size: medium; font-weight: bold; text-decoration: none;}
a:visited { color:#0000FF; font-size: medium; font-weight: bold; text-decoration:none; }
a:active { color:#000000; font-size: medium; font-weight: bold; text-decoration:none; }
.dia {position: absolute;
      left:150px;
      top:140px;
      visibility:hidden}