th.forwardSort
  {
  background: transparent url(/images/UpDown_Down.gif) no-repeat 0 0;
  }
th.reverseSort
  {
  background: transparent url(/images/UpDown_Up.gif) no-repeat 0 0;
  }    
th.sort-active
  {
  background: transparent url(images/Hourglass.gif) no-repeat 0 0;
  cursor: wait;
  }
th.sort-active a
  {
  color: !important;
  cursor: wait;
  }