.scroll_mask {
  position:relative;
  overflow:hidden;
  width:620px;
  height:150px;
  margin:0 auto;
}

ul.scroll {
  margin:0;
  padding:0;
  position:absolute;
  width:9999em;
  height:150px;
  list-style-type:none;

}

ul.scroll li {
  float:left;
  width:134px;
  height:150px;
  margin:0 20px 0 0;

}

a.inactive {
  display:none;
}