a.category-navigation-Additional-Works- {
  width: 168px;
  height: 17px;
  background:url(/dynamic_text_images/navigation/Additional.sp.Works.sp..png);
}
a.category-navigation-Additional-Works-:hover {
  background-position: 168px 0px;
}
a.category-navigation-Biography {
  width: 104px;
  height: 17px;
  background:url(/dynamic_text_images/navigation/Biography.png);
}
a.category-navigation-Biography:hover {
  background-position: 104px 0px;
}