/* Hoja de estilo 3 botones Manual de Vuelo */
  #ant a{background-image:url(../GIFS/Fig_ant.jpg);height:21px;width:70px;
        background-position:center top;display:block;
        text-decoration:none;background-repeat:no-repeat;}
  #ant a:hover{background-position:0 -21px;}
  #ind a{background-image:url(../GIFS/Fig_ind.jpg);height:21px;width:70px;
        background-position:center top;display:block;
        text-decoration:none;background-repeat:no-repeat;}          
  #ind a:hover{background-position:0 -21px;}
  #sig a{background-image:url(../GIFS/Fig_sig.jpg);height:21px;width:70px;
        background-position:center top;display:block;
        text-decoration:none;background-repeat:no-repeat;}
  #sig a:hover{background-position:0 -21px;}
  #vol a{background-image:url(../GIFS/Fig_vol.jpg);height:21px;width:70px;
        background-position:center top;display:block;
        text-decoration:none;background-repeat:no-repeat;}
  #vol a:hover{background-position:0 -21px;}
/* Final de la especificacion */