function _linea(ali, ancho) {
	var l 	 = "<br><table margin=0 cellpadding=0 cellspacing=0 align=" + ali;
	l	+= " width=" + ancho + " height=9 >";
	l	+= "<tr><td width=100% height=3 style=background-color:green ></tr>";
	l	+= "<tr><td width=100% height=3 style=background-color:white ></tr>";
	l	+= "<tr><td width=100% height=3 style=background-color:#ff6600 ></tr>";
	l	+= "</table><br>";
	return l;
}