var is_playing = 'false';  /*  Load the page with music NOT playing, so when you go back in history the toggle button stays in sync */


if (document.layers) {
	visible = 'show';
	hidden = 'hide';
	}
else if (document.getElementById) {
	visible = 'visible';
	hidden = 'hidden';
	}
else if (document.all) {
	visible = 'visible';
	hidden = 'hidden';
	}


	







function toggle_music(sound_object) {
	var music = document.getElementById(sound_object);
	var icon = document.images['audio_button'];
	var audio_text = document.getElementById('audio_pause').style;

	if (is_playing == 'true') {
  		icon.src = "images/audio_off.jpg";
  		music.Stop();
  		is_playing = 'false';
		audio_text.visibility = hidden;
	} else {
  		icon.src = "images/audio_over.jpg";
  		music.Play();
  		is_playing = 'true';
		audio_text.visibility = visible;
	}
}

function toggle_music1(sound_object) {
	var music = document.getElementById(sound_object);
	var icon = document.images['audio_button_1'];
	var audio_text = document.getElementById('audio_pause_1').style;

	if (is_playing == 'true') {
  		icon.src = "images/audio_off.jpg";
  		music.Stop();
  		is_playing = 'false';
		audio_text.visibility = hidden;
	} else {
  		icon.src = "images/audio_over.jpg";
  		music.Play();
  		is_playing = 'true';
		audio_text.visibility = visible;
	}
}

function toggle_music2(sound_object) {
	var music = document.getElementById(sound_object);
	var icon = document.images['audio_button_2'];
	var audio_text = document.getElementById('audio_pause_2').style;

	if (is_playing == 'true') {
  		icon.src = "images/audio_off.jpg";
  		music.Stop();
  		is_playing = 'false';
		audio_text.visibility = hidden;
	} else {
  		icon.src = "images/audio_over.jpg";
  		music.Play();
  		is_playing = 'true';
		audio_text.visibility = visible;
	}
}

function toggle_music_left(sound_object) {
	var music = document.getElementById(sound_object);
	var icon = document.images['audio_button_left'];
	var audio_text = document.getElementById('audio_pause_left').style;

	if (is_playing == 'true') {
  		icon.src = "images/audio_off.jpg";
  		music.Stop();
  		is_playing = 'false';
		audio_text.visibility = hidden;
	} else {
  		icon.src = "images/audio_over.jpg";
  		music.Play();
  		is_playing = 'true';
		audio_text.visibility = visible;
	}
}












function music_over() {
	var icon = document.images['audio_button'];
	
	if (is_playing == 'true') {
  		//  no rollover, less confusing
	} else {
  		icon.src = "images/audio_over.jpg";
	}	
}

function music_over1() {
	var icon = document.images['audio_button_1'];
	
	if (is_playing == 'true') {
  		//  no rollover, less confusing
	} else {
  		icon.src = "images/audio_over.jpg";
	}	
}

function music_over2() {
	var icon = document.images['audio_button_2'];
	
	if (is_playing == 'true') {
  		//  no rollover, less confusing
	} else {
  		icon.src = "images/audio_over.jpg";
	}	
}

function music_over_left() {
	var icon = document.images['audio_button_left'];
	
	if (is_playing == 'true') {
  		//  no rollover, less confusing
	} else {
  		icon.src = "images/audio_over.jpg";
	}	
}






function music_off() {
	var icon = document.images['audio_button'];

	if (is_playing == 'true') {
  		icon.src = "images/audio_over.jpg";
	} else {
  		icon.src = "images/audio_off.jpg";
	}	
}

function music_off1() {
	var icon = document.images['audio_button_1'];

	if (is_playing == 'true') {
  		icon.src = "images/audio_over.jpg";
	} else {
  		icon.src = "images/audio_off.jpg";
	}	
}

function music_off2() {
	var icon = document.images['audio_button_2'];

	if (is_playing == 'true') {
  		icon.src = "images/audio_over.jpg";
	} else {
  		icon.src = "images/audio_off.jpg";
	}	
}

function music_off-left() {
	var icon = document.images['audio_button_left'];

	if (is_playing == 'true') {
  		icon.src = "images/audio_over.jpg";
	} else {
  		icon.src = "images/audio_off.jpg";
	}	
}