var httpAjax;
var httpAjax1;
function GetXmlHttpObject() {
    var objXMLHttp = null;
    if (window.XMLHttpRequest) {
        objXMLHttp = new XMLHttpRequest();
    }
    else if (window.ActiveXObject) {
        objXMLHttp = new ActiveXObject("Microsoft.XMLHTTP");
    }
    return objXMLHttp;
}