.black_overlay{

          display: none;

          position: absolute;

          top: 0%;

          left: 0%;

          width: 100%;

          height: 100%;

          background-color: black;

          z-index:1001;

          -moz-opacity: 0.8;

          opacity:.80;

          filter: alpha(opacity=80);

      }



      .white_content {

          display: none;

          position: absolute;

          top: 25%;

          left: 25%;

          width: 50%;

          height: 50%;

          padding: 16px;

          border: 16px solid orange;


          z-index:1002;

          overflow: auto;

      }