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Код



PrintWriter out = response.getWriter();
                
// create XML with data
returnXML = new StringBuffer("\r\n<video>");
returnXML.append("\r\n<i>"+i+"</i>"); // i is sent to make sure we do not generate the same movie two times in a row
returnXML.append("\r\n<title>"+videoTitles.get(i)+"</title>");
returnXML.append("\r\n<link>"+videoLinks.get(i)+"</link>");
returnXML.append("\r\n<description>"+videoShortDescriptions.get(i)+"</description>");
returnXML.append("\r\n</video>");
                
response.setContentType("text/xml");
response.setHeader("Cache-Control", "no-cache");
System.out.println(returnXML.toString());
out.print(returnXML.toString());

Код



var iChecker;
var xmlHttp;

function ajaxFunction() {
    
    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;
            }
        }
    }
    return xmlHttp;
}
            
function nextVideo() {
                
    var xmlHttp = ajaxFunction();
    
    xmlHttp.open("GET","AjaxRequestsHandling?action=nextvideo",true);
    xmlHttp.onreadystatechange=callback;
    xmlHttp.send(null);            
}

function mineXMLInMS() {

    alert("HEY!");
    var response = xmlHttp.responseText;
    var xmlDoc=new ActiveXObject("Microsoft.XMLDOM");
    xmlDoc.async="false";
    xmlDoc.loadXML(resp);
    
    // start mining
    i = xmlDoc.getElementsByTagName('i');
    iChecker = i[0].firstChild.data;
    
    titleVal = xmlDoc.getElementsByTagName('title');
    var title = document.getElementById('videoTitle');
    title.innerHTML=titleVal[0].firstChild.data;
    
}

function mineXML() {

    var response = xmlHttp.responseText;
    var parser = new DOMParser();
    var dom = parser.parseFromString(response,"text/xml");
    
    // start mining
    titleVal = dom.getElementsByTagName("title");
    var title = document.getElementById('videoTitle');
        [color=green]alert("Я вылажу без проблем!")[/color]
    title.innerHTML=titleVal[0].childNodes[0].nodeValue;
        [color=red]alert("А вот я уже не вылажу")[/color]
}

function callback() {
    if(xmlHttp.readyState == 4) {
        if(xmlHttp.status == 200) {    
            if (window.XMLHttpRequest) {
                mineXML();
            }
            else if (window.ActiveXObject) {
                mineXMLInMS();
            }
        }
    }
}