function display_track() {
  $query = "select * from music;";
  $result = db_query($query) or die("Could not connect to database.");
  $rows = @pg_num_rows($result);

  if (!$rows) {
    echo 'No database entries!';
  }
  else
  {
     while ($row = @pg_fetch_array($result)) 
        echo "$row[1]";
  }
}