function play(song_url) {
  window.open('http://www.saladelcembalo.org/scripts/gfharpsichord.php?sdc_ref='+song_url, 'GFHarpsichordPlayer', 'height=600,width=350,status=no,toolbar=no,scrollbars=no,resizable=no');
}

function setupPlayer() {
  if (this.name != "gfh_principale" && this.name != "principale" && this.name != "doc") {
    top.location='player_frame.htm';
  }
}

function stopMusic() {
  if (this.name != "gfh_principale" && this.name != "principale" && this.name != "doc") {
    this.location='player_generator.htm';
  }
  play('http://xoomer.alice.it/gfh/menu/apollo.htm');
}

function popWindowUp(url) {
  new_window = window.open(url, 'gfhpopup', 'height=450,width=800,status=no,toolbar=no,scrollbars=yes,resizable=yes');
  if (window.focus) { new_window.focus() }
  return false;
}