var ap_instances = new Array();

function ap_stopAll(playerID){
	for(var i = 0; i < ap_instances.length; i++){
		try{
			if(ap_instances[i] != playerID) document.getElementById("audioplayer" + ap_instances[i].toString()).SetVariable("closePlayer", 1);
			else document.getElementById("audioplayer" + ap_instances[i].toString()).SetVariable("closePlayer", 0);
		} catch(errorObject){
			// stop any errors
		}
	}
}

function ap_registerPlayers(){
	var objectID;
	var objectTags = document.getElementsByTagName("object");
	for(var i=0; i<objectTags.length; i++){
		objectID = objectTags[i].id;
		if(objectID.indexOf("audioplayer") == 0){
			ap_instances[i] = objectID.substring(11, objectID.length);
		}
	}
}

var ap_clearID = setInterval(ap_registerPlayers, 100);

function isEmpty(obj){
	if(typeof(obj) == undefined || typeof(obj) == "undefined" || obj == NaN) return true;
	else if(eval(obj) == undefined || eval(obj) == "undefined") return true;
	else if(obj == null) return true;
	else return false;
}

function popitup(url, wn, w, h){
	var win_features = "status=0, scrollbars=1, resizable=1, toolbar=0, location=0, ";
	if(!wn) wn = "Popup Window";
	if(!w) w = screen.width - 200;
	if(!h) h = screen.height - 200;
	var newwindow = window.open(url, wn, win_features + "width=" + w + ", height=" + h);
  newwindow.focus();
}