sound = {
	source : "",
	play : true,
	onoff : function() {
		if (document.getElementById("music")) {
			if (this.play) {
				document.getElementById("soundonoff").src = document.getElementById('speaker_off').src;
				if (document.getElementById("IEmusic")) document.getElementById("IEmusic").src = ""; else document.getElementById("music").innerHTML = "";
				this.play = false;
			}
			else {
				if (document.getElementById("music") && document.getElementById("music").innerHTML == ""){
					document.getElementById("soundonoff").src = document.getElementById('speaker').src;
					if (document.getElementById("IEmusic")) {
						document.getElementById("IEmusic").src = this.source;
					} else {
						document.getElementById("music").innerHTML = '<embed type="application/x-mplayer2" src="'+this.source+'" width=0 height=0 autostart="true" showcontrols="0" repeat="true" loop="true" playcount="100">';
					}
					this.play = true;
				}
			}
			document.getElementById("soundonoff").style.visibility = "visible";
		}
	},
	init : function(source, start, son, soff) {
		document.write('<img id="speaker_off" src="' + soff + '" alt="" style="visibility:hidden">');
		document.write('<img id="speaker" src="' + son + '" alt="" style="visibility:hidden">');
		document.write('<div id="music" style="position:absolute;left:-1000px;top:-1000px;width:0px;height:0px"></div><!--[if IE]><bgsound id="IEmusic"><![endif]-->');
		this.source = source;
		if (start) sound.play = false;
		sound.onoff();
	}
}