a:hover {  color: #FFFFFF; background-color: #339999}
.top_body01 { background-image: url(img/back_01.gif); background-repeat: repeat-x; background-position: 100% 0px }
.top_body02 { background-image: url(img/back_02.gif); background-repeat: repeat-x; background-position: 100% 0px }