var currentplayer;

function onPlaySong(obj) {
	//alert(currentplayer);
	if(currentplayer != getPlayer(obj.player) && currentplayer != undefined){
		currentplayer.stopSong();
	}
	currentplayer = getPlayer(obj.player);
}

function getPlayer(movieName) {
	if (navigator.appName.indexOf("Microsoft") != -1) {
		return window[movieName]
	}else{
		return document[movieName]
	}
}

function playSong(id){
	getPlayer(id).playSong();
}

function stopSong(id){
	getPlayer(id).stopSong();
}