td.sombra_i_e {
	background-image: url(../images/sombra_i_e.gif);
	background-repeat:no-repeat;
	width: 8px;	height: 6px;
}

td.sombra_i {
	height: 6px;
	width:auto;
	background-image: url(../images/sombra_i.gif);
	background-repeat: repeat-x;
}

td.sombra_i_d {
	background-image: url(../images/sombra_i_d.gif);
	width: 5px;	height: 6px;
}

td.sombra_d {
	width: 5px;
	background-image: url(../images/sombra_d.gif);
	background-repeat: repeat-y;
}

td.sombra_s_d {
	background-position: bottom;
	background-image: url(../images/sombra_s_d.gif);
	width: 5px;
	height: 8px;
	background-repeat: no-repeat;
}