.box_left {
    background: url('../images/top_left_main_menu.gif') no-repeat; 
    width: 13px;
}

.box_middle {
    background: url('../images/top_span.gif') repeat-x; 
    height: 43px;
    text-align: center; 
    font-weight:bold;
    font-size:16px;
    color: #000;
    vertical-align: middle;
}
.box_middle a {
    color: #000;
}

.box_right {
    /*background-position-x: right; */
    background: url('../images/top_right_main.gif') no-repeat; 
    width: 13px; 
    height: 43px;
}