.formata { /* esta classe é somente 
               para formatar a fonte */
	  font: 12px arial, verdana, helvetica, sans-serif; 
  }
  a.dcontexto{
	position:relative; 
 	font:12px arial, verdana, helvetica, sans-serif; 
  	padding:0;
  	color:#039;
  	text-decoration:none;
  	border-bottom:2px dotted #039;
  	cursor:help; 
  	z-index:24;
  }
  a.dcontexto:hover{
  	background:transparent;
  	z-index:25; 
  }
  a.dcontexto span{display: none}
  a.dcontexto:hover span{ 
  	display:block;
  	position:absolute;
  	width:300px; 
  	top:3em;
  	text-align:justify;
  	left:0;
  	font: 12px arial, verdana, helvetica, sans-serif; 
  	padding:5px 10px;
  	border:1px solid #999;
  	background:#EFEFEF; 
  	color:#000088;
  }