#mask {
  position:absolute;
  left:0;
  top:0;
  z-index:9000;
  background-color:#000;
  display:none;
}
  
#boxes .window {
  position:absolute;
  left:0;
  top:0;
  width:600px;
  height:300px;
  display:none;
  z-index:9999;
  padding:20px;
  /*margin:auto;*/
  /*background-color:#ffffff;*/
}

#boxes #dialog {
  width:670px; 
  height:330px;
  padding:10px;
  background-color:#ffffff;
  /*margin:auto;*/
}
#contrato
{
	width:650px;
	height:250px;
	/*padding: 1em;*/
	position: relative;
	float: left;
	/*-moz-border-radius-bottomright: 5px;*/
}