var xmlHttp;

function GetXmlHttpObject() {
	try	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp = new XMLHttpRequest();
	}
	catch(e) {
		// Internet Explorer
		try	{
			xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch(e) {
			try {
				xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch(e) {
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
}

function addProduct(prodId) {	
	GetXmlHttpObject();
	url = "wishlistentry_ajax.php";
	url = url + "?doAction=AddProduct&prodId=" + prodId;

	xmlHttp.onreadystatechange = stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}

function stateChanged() {
	if(xmlHttp.readyState == 4 || xmlHttp.readyState == "complete") {

		strResponseText = xmlHttp.responseText;
		arrResponseText = strResponseText.split("@");	
		
		msg = arrResponseText[0];		
		totalQuantity = arrResponseText[1];		
		alert(msg);
		
		// total quantity
		document.getElementById("item").innerHTML = totalQuantity;
	}
}