#btn-o1 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(airboardtour_btn.jpg);
  background-repeat:no-repeat;
}
#btn-o1 a:hover {
  background-image:url(airboardtour_btn_on.jpg);
  background-repeat:no-repeat;
}

#btn-o2 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(sibarenight_btn.jpg);
  background-repeat:no-repeat;
}
#btn-o2 a:hover {
  background-image:url(sibarenight_btn_on.jpg);
  background-repeat:no-repeat;
}

#btn-o3 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(activity-WhiteWood.jpg);
  background-repeat:no-repeat;
}
#btn-o3 a:hover {
  background-image:url(activity-WhiteWood-on.jpg);
  background-repeat:no-repeat;
}

#btn-o4 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(snowrafting_btn.jpg);
  background-repeat:no-repeat;
}
#btn-o4 a:hover {
  background-image:url(snowrafting_btn_on.jpg);
  background-repeat:no-repeat;
}

#btn-o5 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(snowshow_btn.jpg);
  background-repeat:no-repeat;
}
#btn-o5 a:hover {
  background-image:url(snowshow_btn_on.jpg);
  background-repeat:no-repeat;
}

#btn-o6 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(backcountrytour_btn.jpg);
  background-repeat:no-repeat;
}
#btn-o6 a:hover {
  background-image:url(backcountrytour_btn_on.jpg);
  background-repeat:no-repeat;
}

#btn-o7 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(beartour_btn.jpg);
  background-repeat:no-repeat;
}
#btn-o7 a:hover {
  background-image:url(beartour_btn_on.jpg);
  background-repeat:no-repeat;
}

#btn-o8 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(treeclimbing_btn.jpg);
  background-repeat:no-repeat;
}
#btn-o8 a:hover {
  background-image:url(treeclimbing_btn_on.jpg);
  background-repeat:no-repeat;
}

#btn-o9 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(wakasagi_btn.jpg);
  background-repeat:no-repeat;
}
#btn-o9 a:hover {
  background-image:url(wakasagi_btn_on.jpg);
  background-repeat:no-repeat;
}

#btn-o10 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(horse_btn.jpg);
  background-repeat:no-repeat;
}
#btn-o10 a:hover {
  background-image:url(horse_btn_on.jpg);
  background-repeat:no-repeat;
}

#btn-o11 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(snowmobile_btn.jpg);
  background-repeat:no-repeat;
}
#btn-o11 a:hover {
  background-image:url(snowmobile_btn_on.jpg);
  background-repeat:no-repeat;
}

#btn-o12 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(activity-KasumiTaki.jpg);
  background-repeat:no-repeat;
}
#btn-o12 a:hover {
  background-image:url(activity-KasumiTaki-on.jpg);
  background-repeat:no-repeat;
}

#btn-i1 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(arena_btn.jpg);
  background-repeat:no-repeat;
}
#btn-i1 a:hover {
  background-image:url(arena_btn_on.jpg);
  background-repeat:no-repeat;
}

#btn-i2 a {
  display:block;
  width:250px;
  height:166px;
  background-image:url(nipu_btn.jpg);
  background-repeat:no-repeat;
}
#btn-i2 a:hover {
  background-image:url(nipu_btn_on.jpg);
  background-repeat:no-repeat;
}

.span1 {
 display:none;
}