<style type="text/css">
<!--

table {
border-color:#666666;
border-width:0px;
border-style:double;
}

td { padding:0px; font-size:12px; }

td.none { border-width:0px 0px 0px 0px; }

td.a { border-width:1px 0px 0px 0px; width:100px; height:100px; }
td.b { border-width:0px 1px 0px 0px; width:100px; height:100px; }
td.c { border-width:0px 0px 1px 0px; width:100px; height:100px; }
td.d { border-width:0px 0px 0px 1px; width:100px; height:100px; }

td.ab { border-width:1px 1px 0px 0px; width:100px; height:100px; }
td.bc { border-width:0px 1px 1px 0px; width:100px; height:100px; }
td.cd { border-width:0px 0px 1px 1px; width:100px; height:100px; }
td.da { border-width:1px 0px 0px 1px; width:100px; height:100px; }

td.ab2 { border-width:1px 1px 0px 0px; width:200px; height:200px; }
td.bc2 { border-width:0px 1px 1px 0px; width:200px; height:200px; }
td.cd2 { border-width:0px 0px 1px 1px; width:200px; height:200px; }
td.da2 { border-width:1px 0px 0px 1px; width:200px; height:200px; }

-->
</style>