function isMusicPlaying() {
		return top.frames[1].isMusicPlaying();
	}

	function startMusic() {
		top.frames[1].startMusic();
		loadMusicPlayer();
	}

	function stopMusic() {
		top.frames[1].stopMusic();
		loadMusicPlayer();
	}

	function loadMusicPlayer() {
		var element = document.getElementById("musicplayer");
		if (isMusicPlaying()) {
			element.innerHTML = "<a href=\"javascript:stopMusic()\">music off</a>";
		} else {
			element.innerHTML = "<a href=\"javascript:startMusic()\">music on</a>";
		}
	}

	//set page event handlers
	if (window.attachEvent) { //IE and Opera
		window.attachEvent("onload", loadMusicPlayer);
	} else { //FireFox
		document.addEventListener("DOMContentLoaded", loadMusicPlayer, false);
	}