.black_overlay
{
    display: none;
    position: absolute;
    top: 0%;
    left: 0%;
    width: 100%;
    height: 100%;
    background-color: white;
    z-index: 200000;
    -moz-opacity: 0.8;
    opacity: .80;
    filter: alpha(opacity=80);
}
.white_content
{
    display: none;
    position: absolute;
    top: 50%;
    left: 45%;
    width: 10%;
    height: 10%;
    border: none;
    background-color: white;
    z-index: 300000;
    overflow: auto;
}
.white_content_small
{
    display: none;
    position: absolute;
    top: 20%;
    left: 30%;
    width: 40%;
    height: 50%;
    border: 16px solid lightblue;
    background-color: white;
    z-index: 1002;
    overflow: auto;
}