#tabs {
      float:left;
      width:300px;
      background: url("imagenes/tablebg.gif") repeat-x bottom;
      font-size:10pt;
      font-weight:bold;
      line-height:normal;
      }
    #tabs ul {
	  margin:0;
	  padding:2px 10px 0px 5px;
	  list-style:none;
      }
    #tabs li {
      display:inline;
      margin:0;
      padding:0;
      }
    #tabs a {
      float:left;
      background:url("imagenes/tableft.gif") no-repeat left top;
      margin:0;
      padding:0 0 0 4px;
      text-decoration:none;
      }
    #tabs a span {
      float:left;
      display:block;
      background:url("imagenes/tabright.gif") no-repeat right top;
      padding:5px 15px 4px 6px;
      color:#666;
      }
    /* Commented Backslash Hack hides rule from IE5-Mac \*/
    #tabs a span {float:none;}
    /* End IE5-Mac hack */
    #tabs a:hover span {
      color:#000;
      }
    #tabs a.unselectedleft:hover {
      background-position:0% -42px;
      }
    #tabs a.unselectedleft:hover span {
      background-position:100% -42px;
      }
    #tabs .selectedleft {
      color:#000;
      background-position:0% -84px;
      }
      
    #tabs .selectedright {
      color:#000;
      background-position:100% -84px;
      }

.visible
{
    display:inherit;
}
      
.oculto
{
    display:none;
}