.progressMask {
    background: #ffffff ;
    width: 100%;
    height: 100%;
    opacity: 0.5;
    filter: Alpha(opacity = 50);
    position: absolute;
    z-index: 9999;
    left: 0px;
    top: 0px;
}
.maskInfo {
    display: block;
    width: 200px;
    left: 50%;
    margin-left: 28px;
    margin-top: 10px;
    position: relative;
    top: 50%;
}