html
{
    height:100%;
}
body
{
    height:100%;
}
div.struct
{
    height:100%;
 }
div.master
{
    height:100%;
    background-image:url(back.png);
}
table.topmenu
{
    border-collapse:collapse;
    background-color:#ffffff;
    margin:0 auto;
}
table.topmenu td
{
    border:solid 1px #999999;
    vertical-align:top;
}
table.topmenu ul li
{
    padding:0;
    width:100px;
}