span.checkbox {
    width: 19px;
    height: 25px;
    padding: 0 5px 0 0;
    background: url(checkbox.gif) no-repeat;
    display: block;
    clear: left;
    float: left;
  }
  span.radio {
    width: 17px;
    height: 19px;
    padding: 0 5px 0 0;
    background: url(../images/radio.gif) no-repeat;
    display: block;
    clear: left;
    float: left;
  }
  span.select {
    position: absolute;
    width: 158px; /* With the padding included, the width is 190 pixels: the actual width of the image. */
    height: 19px;
    padding: 0 24px 0 8px;
    color: #fff;
    font: 12px/21px arial,sans-serif;
    background: url(select.gif) no-repeat;
    overflow: hidden;
  }