th {
    padding-right: 21px;
}
th.sorting {
    background: #EEEEEC url("table-sort.png") no-repeat center right;
}
th.sorting_asc {
    background: #ECE0EB url("table-sort-asc.png") no-repeat center right;
}
th.sorting_desc {
    background: #ECE0EB url("table-sort-desc.png") no-repeat center right;
}

.sorting:before {
    display: block;
    content: "";
    position: absolute;
    top: 50%;
    right: 8px;
    width: 7px;
    height: 9px;
    margin-top:-4px;
    background: transparent url("http://i.imgur.com/iONZm.png") 0 0;
}

.sorting_asc {
  background-image: url(http://www.jaredhirsch.com/coolrunnings/public_images/5b6b9013a6/spriteme1.png);
  background-position: 32px 0px;
}
.sorting {
  background-image: url(http://www.jaredhirsch.com/coolrunnings/public_images/5b6b9013a6/spriteme1.png);
  background-position: 32px -27px;
}
.sorting_desc {
  background-image: url(http://www.jaredhirsch.com/coolrunnings/public_images/5b6b9013a6/spriteme1.png);
  background-position: 32px -53px;
}

th {
    padding-right: 21px;
    background: #EEEEEC url("table-sort.png") no-repeat center right;
}
th.sorting {
    background-position: -100px -100px;
}
th.sorting_asc {
    background-position: -200px -200px;
}
th.sorting_desc {
    background-position: -300px -300px;
}