.GeneralPopup_Maskdiv
{
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    height: 2000px;
    filter: alpha(opacity=60);
    opacity: 0.6;
    z-index:4950;

    background-color: Black;
}
.GeneralPopup_Containerdiv
{
    background-color: White;
    top:40px;
    width:800px;
    margin:auto;
    z-index:5000;
    position: fixed;
    background-color:White;
    left:50%;
    margin-left:-400px;
    
}