#top_nav ul
{
    margin:0px;
    padding:0px
}
#top_nav ul li
{
    margin:0px;
    padding:0px;
    float:left;
}

#top_nav ul li a
{
    display:block;
    padding:7px 0px 9px 0px;
    text-align:center;
    color:#fff;
    text-decoration:none;
    font-weight:bold;
    font-size:1.1em;
}


#top_nav ul li a.topleft
{
    background-image:url(../images/top_nav_left.jpg);
    width:77px;
}
#top_nav ul li a.topmid
{
    background-image:url(../images/top_nav_mid.jpg);
    width:73px;
}

#top_nav ul li a.toprightright
{
    background-image:url(../images/top_nav_employ.jpg);
    width:89px;
}

#top_nav ul li a.topright
{
    background-image:url(../images/top_nav_right.jpg);
    width:87px;
}


#top_nav ul li a.topleft:hover
{
    background-image:url(../images/top_nav_left_on.jpg);
}
#top_nav ul li a.topmid:hover
{
    background-image:url(../images/top_nav_mid_on.jpg);
}
#top_nav ul li a.toprightright:hover
{
    background-image:url(../images/top_nav_employ_on.jpg);
}
#top_nav ul li a.topright:hover
{
    background-image:url(../images/top_nav_right_on.jpg);
}