if(typeof(window["js_included"]) == "undefined"){
  include_player_js(player_base_url+"js/swfobject.js");
  include_player_js(player_base_url+"js/embed.js");
  include_player_js(player_base_url+"js/player.js");
  js_included = true;
}

function include_player_js(js_url) {
  document.write("\<script type=\"text/javascript\" ");
  document.write("src='" + js_url + "'");
  document.write("\>");
  document.write("\</script\>");
}