#mask {
  position:absolute;
  left:0;
  top:0;
  z-index:9000;
  background-color:#000000;
  display:none;
}
  
#boxes .window {
  position:absolute;
  left:0;
  top:0;
  width:459px;
  height:536px;
  display:none;
  z-index:9999;
  padding:0px;
}