.calque{
  opacity:.80;
  color: #FFFFFF;
  position: absolute;
  visibility : hidden;
  padding: 0px;
  font-family: Courrier;
  font-size: 8pt;
  background-color: #000000;
  opacity : .75;
  filter : alpha(opacity=75);
  width: 100%;
  height : 1950;
  top : 0;
  left : 0 ;
   z-index:60;

}
.image_calque{
	height: 100%;
}

.window{
  color: #FFFFFF;
  position: absolute;
  visibility : hidden; 
  padding: 0px;
  font-family: Courrier;
  text-align: center;
  font-size: 8pt;
   width: 614px;
  height :494px;
  top : 8%;
  left : 25% ;
  z-index:60;
}

.contemp_window{
  width: 100%;
  height : 100%;
  border : 0;
   z-index:60;
}