function createRequestObject() {
	var ro;
	var browser = navigator.appName;
	if(browser == "Microsoft Internet Explorer"){
		ro = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else{
		ro = new XMLHttpRequest();
	}
	return ro;
} 

var http = createRequestObject(); 

function getHits(n){
	var url = "/getHits?artid="+n;
	http.open("GET", url, true);
	http.onreadystatechange = handleResponse;
	http.send(null);
}
function getSyHits(n){
	
	var url = "/getSyHits?code="+n;
	http.open("GET", url, true);
	http.onreadystatechange = handleResponseSY;
	http.send(null);
}
function handleResponse() {
	if (http.readyState == 4) {
		if (http.status == 200) {
			processMessage2();
		}
	}
}
function handleResponseSY() {
	if (http.readyState == 4) {
		if (http.status == 200) {
			processMessageSY();
		}
	}
}

function processMessage2() {
	var mdiv = document.getElementById("hits");
	mdiv.innerHTML = "您是第<font color=red size=2> <B>"+http.responseText+"</B> </font>个访问者";
}
function processMessageSY() {
	var mdiv = document.getElementById("hits");
	mdiv.innerHTML = "您是第<font color=red size=2> <B>"+http.responseText+"</B> </font>个访问本站者";
}



/*
function processMessage() {

var messageElement = http.responseXML.getElementsByTagName("message").item(0);
alert(http.responseText);
//var messageElement = http.responseXML.getElementById("msg");
alert(messageElement);
var message = messageElement.childNodes[0].nodeValue;
var mdiv = document.getElementById("messageText");
mdiv.innerHTML = "<div style='color:red'>"+message+"</ div>";
if (message == "tooBig") {
mdiv.innerHTML = "<div style='color:red'>big</ div>";}
else if(message == "tooSmall"){
mdiv.innerHTML = "<div style='color:red'>small</ div>";} 
else if(message == "invalid"){
mdiv.innerHTML = "<div style='color:red'>NaN</ div>";
} else if(message =="outOfRange") {
mdiv.innerHTML = "<div style='color:red'>ddd</ div>";
} else {
mdiv.innerHTML = "<div style='color:green'>cc</ div>";}
}
function test()
{
	var http=createRequestObject();
	
}
*/