/* Z-index of #mask must lower than #boxes .window */
    #mask
    {
        position: absolute;
        z-index: 9000;
        background-color: #000;
        display: none;
    }
    #boxes .window
    {
        position: absolute;
        width: 440px;
        height: 200px;
        display: none;
        z-index: 9999;
    }
    /* Customize your modal window here, you can add background image too */
    #boxes #dialog
    {
        width: 375px;
        height: 203px;
    }    
    .close
    {
        display: none;
        position: absolute;
        top: 7px;
        z-index: 99999;
        background-color: White;
        border: solid 1px Black;
        font-family: Arial;
        font-size: 12px;
        font-weight: bold;
        cursor: pointer;
        padding-left: 10px;
        padding-right: 10px;
        padding-top: 1px;
        padding-bottom: 1px;
    }