table.tablesorter thead tr .header {
    background-image: url(../images/bg.gif);
    background-position: right center;
    background-repeat: no-repeat;
    cursor: pointer
    }
table.tablesorter thead tr .headerSortUp {
    background-image: url(../images/asc.gif)
    }
table.tablesorter thead tr .headerSortDown {
    background-image: url(../images/desc.gif)
    }
table.tablesorter thead tr .headerSortDown, table.tablesorter thead tr .headerSortUp {
    background-color: #d2d2d2
    }