#mask {
  position:absolute;
  left:0;
  top:0;
  z-index:9000;
  background-color:#000;
  display:none;
}
  
#boxes .window {
  position: fixed; top: 5%; left: 20%; 
  display:none;
  z-index:9999;
  padding:20px;
overflow:auto;
}
* html #boxes .window {position:absolute; bottom:100px;}

#boxes #dialog {
  width:400px; 
  height:520px;
  padding:10px;
  background-color:#ffffff;
}

#boxes #dialog2 {
  width:375px; 
  height:203px;
  padding:10px;
  background-color:#ffffff;
}

#boxes #dialog3 {
  width:375px; 
  height:203px;
  padding:10px;
  background-color:#ffffff;
}

#boxes #dialog4 {
  width:275px; 
  height:203px;
  padding:10px;
  background-color:#ffffff;
}

.close-mark {text-align:right;}