pet treasure fade hover

.treasure_item img {filter: alpha(opacity=50); -moz-opacity: .5; opacity: .5;
   -webkit-transition: 1s ease; -moz-transition: 1s ease; -o-transition: 1s ease;}
.treasure_item img:hover {filter: alpha(opacity=100); -moz-opacity: 1; opacity: 1;
   -webkit-transition: 1s ease; -moz-transition: 1s ease; -o-transition: 1s ease;}