Pop up askbox1

#fade {
    display: none;
    background: #000000;
    position: fixed; left: 0; top: 0;
    width: 100%; height: 100%;
    opacity: .6;
    z-index: 9999;
}

.popup_block{
    display: none;
    background: #ffffff;
    padding: 20px;
    float: left;
    position: fixed;
    top: 50%; left: 50%;
    z-index: 99999;
}

img.btn_close {
    float: right;
    margin: -50px -50px 0 0;
    padding:6px;
    background:#ffffff;
    -webkit-border-radius: 100px;
    -moz-border-radius: 100px;
    border-radius: 100px;
}

*html #fade {
    position: absolute;
}

*html .popup_block {
    position: absolute;
}