.close
{
    display: block;
    text-align: right;
}
#mask
{
    position: absolute;
    z-index: 9000;
    background-color: #000;
    display: none;
    top: 0px;
    left: 0px;
}
.window
{
    position: fixed;
    width: auto;
    height: auto;
    display: none;
    z-index: 9999;
    padding: 10px;
    background-color: White;
}
.mask
{
    position: absolute;
    z-index: 9000;
    background-color: #000;
    display: none;
    top: 0px;
    left: 0px;
}