.tabs-nav a span {
    display: inline;
    width:200px;
    height:200px;
}

/*
.tabs-nav a.item1
{
    background: url(../images/med/BeachTab.gif) no-repeat;
    height:100px;
    width:100px;
}
.tabs-nav a.item2
 {
    background: url(../images/med/TransTab.gif) no-repeat;
}
.tabs-nav a.item3
{
    background: url(../images/med/GroupTab.gif) no-repeat;
}

*/