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);
		}
	}
}

function changeClip(filePath) {
	
	var newVal = "playerID=1&amp;soundFile=" + filePath;
	ap_stopAll(1);
		
	//document.getElementById("FlashVars").value = "Track1.mp3"; //newVal;	
	//document.getElementById("audioplayer1").SetVariable("FlashVars", newVal);
	
	//alert(document.getElementById("FlashVars").value);
}

var ap_clearID = setInterval( ap_registerPlayers, 100 );
/****************************************************/
function changeClip(filepath) {
	
	document.getElementById("imessageplay").src="messageplay.htm?" + filepath;	
}

function testExists(imagepath) {
    req = getreq();
    req.onreadystatechange = imagexists;
    req.open("head", imagepath, true);
    req.send(null);     
}

function imagexists() {
    if(req.readyState == 4) {
        if(req.status == 200)
        {
            // file exists
            nB=false;
        }
        else
        {
            // file doesn't exist
            nB=true;
        }
    }
    
    alert(nB);
}
 
function getreq() { // returns false if exists
	if(window.ActiveXObject) { // if IE
		try {
		return new ActiveXObject("Msxml2.XMLHTTP");
	} catch(e) {
		try {
		return new ActiveXObject("Microsoft.XMLHTTP");
		} catch(e) {
		return;
			}
		}
	} else if(window.XMLHttpRequest) { // if Mozilla, Safari, etc.
		return new XMLHttpRequest();
		}
}