.imgclass1
{
    border:0;
    margin:0;
    padding:0;
    position:absolute;
    top:0px;
    left:0px;
}

.layerdiv
{
    position:absolute;
    top:0px;
    left:0px;
    width:inherit;
    height:inherit;
    background-color:Transparent;
}

.pages_rolover{
    opacity: 0.5;
    -moz-opacity: 0.5;
    filter: alpha(opacity=50);
}