var XMLHttpRequestObject = false;

if (window.ActiveXObject)
{
    XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");
}

else if (window.XMLHttpRequest)
{
    XMLHttpRequestObject = new XMLHttpRequest();
}

function getData( dataSource, divID )
{
        if(XMLHttpRequestObject)
        {
                var obj = document.getElementById(divID);
                XMLHttpRequestObject.open("GET", dataSource );

                XMLHttpRequestObject.onreadystatechange = function()
                {
                        if (XMLHttpRequestObject.readyState == 4 && XMLHttpRequestObject.status == 200)
                        {
                                obj.innerHTML = XMLHttpRequestObject.responseText;
                        }
                }
                XMLHttpRequestObject.send(null);
        }
}