var strDiv = '';
var strCaption = ''

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 sndReq(astrDiv, strURL, astrCaption) {
    strDiv = astrDiv;
    strCaption = astrCaption
    
    http.open('get', strURL);

    http.onreadystatechange = handleResponse;
    http.send(null);
}

function handleResponse() {
    if(http.readyState == 4){
        var response = http.responseText;
        
        document.getElementById('content1').innerHTML = strCaption;
        document.getElementById(strDiv).innerHTML = response;
    }
}