#div-modal-dialog
{
    position: absolute;
    left: 0px;
    top: 0px;

    width: 0px;
    height: 0px;

    background-color: #000;

     visibility: hidden;
     z-index: 500;

    filter: alpha(opacity=50);
	  -moz-opacity: 0.50;
  	opacity: 0.20;

    /*background-image: url('../images/btnbg.jpg');*/
}
#div-modal-dialog-videocontent
{
    position: absolute;
    left: 0px;
    top: 370px;

    width: 0;
    height: 0;

    visibility: visible;
    z-index: 501;
}