header('Content-type: application/vnd.ms-excel');
header('Content-Disposition: attachment; filename=archivo.xls');
header('Pragma: no-cache');
header('Expires: 0');
echo "<table border=1>\n";
echo "<tr>\n";
echo "<td>".$a."</td>\n";
echo "<td>".$b."</td>\n";
echo "<td>".$c."</td>\n";
echo "<td>".$d."</td>\n";
echo "<td>".$ced."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$cuenta."</td>\n";
echo "<td>".$prod."</td>\n";
echo "<td>".$fech."</td>\n";
echo "<td>".$cc4."</td>\n";
echo "<td>".$scc3."</td>\n";
echo "<td>".$nom."</td>\n";
echo "<td>".$tipo_c."</td>\n";
echo "<td>".$vl."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "<td>".$e."</td>\n";
echo "</tr>\n";
echo "</table>\n";