.radio {
        width:20px;
        height:22px;
	background-image: url(/themes/default/img/radio-btns.png);
	cursor: pointer;
   background-position: 0px 0px;
       float:left;
       margin-right:5px;
}
.radio.checked {
  background-position: 0px -23px;
}
.radio.disabled {
  background-position: 0 -17px;
}
.radio.checked.disabled {
  background-position: 0px -17px;
}
.radio.focused {
  background-position: 0 -17px;
}
.radio.checked.focused {
  background-position: 0px -17px;
}