.footable > thead > tr > th > span.footable-sort-indicator { width: 16px; height: 16px; display: block; float: right; background: url('img/sorting_sprite.png') no-repeat top left; }
.footable > thead > tr > th.footable-sortable:hover { cursor: pointer; }
.footable > thead > tr > th.footable-sortable > span { }
.footable > thead > tr > th.footable-sorted > span.footable-sort-indicator { background-position: 0 -16px; }
.footable > thead > tr > th.footable-sorted-desc > span.footable-sort-indicator { background-position: 0 -32px; }