function novedadesPortada(n, url) {

	document.writeln('<table cellpadding="5" cellspacing="0" class="Novedades">');

	var inicio = -1;
	if (n != null && n >= 0) {
	  inicio = novedad.length - n - 1;
		if (inicio < 0) inicio = 0;
	}

	var j = 0;

	for (var i = novedad.length - 1; i > inicio; i--) {

	  if (novedad[i] == undefined || novedad[i] == null) continue;

	  if (j++ % 2 == 0) {
			document.writeln('<tr class="NovedadesPar">');
	  } else {
			document.writeln('<tr class="NovedadesImpar">');
	  }

	  document.writeln('<td width="10%"><b>' + novedad[i][1] + '</b></td>');
	  document.writeln('<td width="30%"><i>' + novedad[i][2] + '</i></td>');
	  document.writeln('<td width="60%">' + novedad[i][3] + '</td></tr>');
	}

	if (url != null) {
		document.write('<tr><td colspan="3" align="right"><a href="' + url + '">');
		document.write('<span class="opcionSubmenu">todas las anteriores ...</span></a></td></tr>');
	}
	
	document.write('</table>');
}


function novedadesAsignatura(tag) {
	document.writeln('<table cellpadding="5" cellspacing="0" width="100%">');

	var j = 0;
	var i = novedad.length;
	while (i-- > 0) {
		tagFound = false;

	  if (novedad[i] != undefined && novedad[i] != null) {
    	novedadstr = new String(novedad[i][0]);
  		res = novedadstr.split('|');

			for (var k = 0; k < res.length; k++)
		  	if (res[k] == tag) tagFound = true;
		}
		
		if (tagFound) {
	  	if (j++ % 2 == 0) {
				document.writeln('<tr class="NovedadesAsignaturaPar">');
	  	} else {
				document.writeln('<tr class="NovedadesAsignaturaImpar">');
	  	}

	  	document.writeln('<td width="15%" valign="top"><i>' + novedad[i][1] + '</i></td>');
	  	document.writeln('<td width="80%" valign="top">' + novedad[i][3] + '</td>');
	  	if (novedad[i][4] != undefined && novedad[i][4] != null && novedad[i][4] != '') {
	  		document.writeln('<td width="5%"><a href="' + getFileURL(novedad[i][4]) + '" target="_blank"><img src="../images/download.png" width=30 height=30 border=0></a></td></tr>');
	  	} else {
	  		document.writeln('<td width="10%"> </td></tr>');
	  	}
	  }
	}

  if (j == 0) {

		document.writeln('<tr class="NovedadesAsignaturaPar" height="50px" width="100%"><td valign="center" align="center"> No hay novedades</td></tr></table>');
		return;
	}

	if ((j - 1) % 2 == 0) {
		document.writeln('<tr class="NovedadesAsignaturaPar" height="15px"><td colspan="3"> </td></tr>');
	} else {
		document.writeln('<tr class="NovedadesAsignaturaImpar" height="15px"><td colspan="3"> </td></tr>');
	}

	document.write('</table>');
}