body {margin-left: 28%; margin-right: 10%;}

.menu {padding: 1.5%; font-size: small;
border-right: 1px solid #000;
width: 15%; height: 100%;
position: fixed; top: 0px; left: 0px;
line-height: 130%;
overflow: scroll;}

.ico1_td {background-image: url(jk_ico1.jpg);
background-repeat: no-repeat;
background-position: 5px;
width: 15px; height: 60px;}
.ico2_td {background-image: url(jk_ico2.jpg);
background-repeat: no-repeat;
background-position: 5px;
width: 15px; height: 60px;}