function sendRequest(url,param1,param2,callback,postData) {
	var req = createXMLHTTPObjectVota();
	if (!req) return;
	var method = (postData) ? "POST" : "GET";
	url = url + "?artId=" + param1 + "&usrId=" + param2;
	//alert(url);
	req.open(method,url,true);
	req.setRequestHeader('User-Agent','XMLHTTP/1.0');
	if (postData)
		req.setRequestHeader('Content-type','application/x-www-form-urlencoded');
	req.onreadystatechange = function () {
		if (req.readyState != 4) return;
		if (req.status != 200 && req.status != 304) {
			alert('HTTP error ' + req.status);
			return;
		}
		callback(req,param1);
	}
	if (req.readyState == 4) return;
	req.send(postData);
}

var XMLHttpFactoriesVota = [
	function () {return new XMLHttpRequest()},
	function () {return new ActiveXObject("Msxml2.XMLHTTP")},
	function () {return new ActiveXObject("Msxml3.XMLHTTP")},
	function () {return new ActiveXObject("Microsoft.XMLHTTP")}
];

function createXMLHTTPObjectVota() {
	var xmlhttp = false;
	for (var i=0;i<XMLHttpFactoriesVota.length;i++) {
		try {
			xmlhttp = XMLHttpFactoriesVota[i]();
		}
		catch (e) {
			continue;
		}
		break;
	}
	return xmlhttp;
}
function handleRequestVota(req,id) {
	var writeroot = document.getElementById('vote-' + id);
	writeroot.innerHTML = req.responseText;
	//alert("url(../images/bg_vote_1.png) no-repeat left top;");
	writeroot.style.backgroundImage="url(http://www.feedsbook.com/images/bg_vote_1.png)";
}