/*if(window.XMLHttpRequest){
            req = new XMLHttpRequest();
        }else if (window.ActiveXObject) {
            req = new ActiveXObject("Microsoft.XMLHTTP");
        }

        var namevalue= document.getElementById("l_username").value;
        var passvalue= document.getElementById("l_password").value;

        alert(namevalue);
        alert(passvalue);

        req.open("GET","api/user/login.php?username="+namevalue+"&password="+passvalue,true);

        req.send(null);



        req.onreadystatechange =function() {
                alert(req.responseText);
                var $jsonstring = req.responseText;
        }*/