#divoverlay {
            background: #000000;
            position: absolute;
            width: 100%;
            top: 0;
            left: 0;
            right: 0;
            height: 100%;
            z-index: 100;
            display: none;
            opacity: .50;
            filter: alpha(opacity=50);
        }

        #imgloadinggif {
            position: absolute;
            top: 50%;
            right: 0;
            bottom: 0;
            left: 50%;
            padding: 0;
            background: #000000;
            opacity: .5;
            z-index: 100;
        }