.rightbox{width:89px;margin-bottom:10px;}

.rightbox a{
display:inline-block;
height:89px;
width:89px;
}

.rightbox a.icon1{background:url(../image/iconamime1.gif) top left no-repeat;background-position:0 -89px;}

.rightbox a.icon2{background:url(../image/iconamime2.gif) top left no-repeat;background-position:0 -89px;}

.rightbox a:hover{background-position:0px 0px;}