.contenttb th{text-align:left;padding:.5em;border:1px solid #fff;}
.contenttb th{background:#328aa4 url(tr_back.gif) repeat-x;color:#fff;}
.contenttb td{background:#e5f1f4;}
.contenttb td{text-align:left;padding:.5em;border:1px solid #fff;}

.contenttb tr.even{background:#e5f1f4;}
.contenttb tr.odd{background:#f8fbfc;}