Ajax = {};
Ajax.synchronousRequest = function(url, params) {

    var request;
    if (window.XMLHttpRequest) {
        request = new XMLHttpRequest();
    } else {
        request = new ActiveXObject("Microsoft.XMLHTTP");
    }
    if (request) {
        request.open("POST", url, false);

        request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
        request.setRequestHeader("Connection", "close");
        request.send(params);
        return eval('(' + request.responseText + ')');
    }
    else {
        return false;
    }
}