#datepicker-loader {
    background: url("images/ajax-loader.gif") no-repeat scroll 50% 50% transparent;
    height: 260px;
    opacity: 0.5;
    -ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=50)";
    filter: alpha(opacity=50);
    padding-top: 0;
    position: absolute;
    width: 255px;
    z-index: 100;
}