.nav a
{
display: block;
width: 156px;
height: 16px;
}
.nav img
{
width: 156px;
height: 16px;
border: 0
}
* html a:hover
{
visibility:visible
}
.nav a:hover img
{
visibility:hidden
}
.nav1
{
background: url(images/services_6_ov.jpg) no-repeat;
}
.nav2
{
background: url(images/services_8_ov.jpg) no-repeat;
}
.nav3
{
background: url(images/services_10_ov.jpg) no-repeat;
}
.nav4
{
background: url(images/services_12_ov.jpg) no-repeat;
}
.nav5
{
background: url(images/services_13_ov.jpg) no-repeat;
}
.nav6
{
background: url(images/services_15_ov.jpg) no-repeat;
}
.nav7
{
background: url(images/services_17_ov.jpg) no-repeat;
}
.nav8
{
background: url(images/services_19_ov.jpg) no-repeat;
}