/* テーブルソート用CSS */
table.sortable thead tr  .order-asc {
    background-image: url("../img/asc.png");
}
table.sortable thead tr .order-desc {
    background-image: url("../img/desc.png");
}

table.sortable thead tr th {
    background-repeat: no-repeat;
    background-position: center right;
    cursor: pointer;
    background-image: url("../img/bg.png");
}