var url = TestTakerUI_form.attr('action');
        
        var form = document.getElementById("TestTakerUI_form")
        var fileObj = document.getElementById("LogoFile").files;
        var formdata = new FormData(form);
        formdata.append("LogoFile", fileObj);
        
        var xhr;
        if (window.XMLHttpRequest) {
            xhr = new XMLHttpRequest();
        }
        else {
            xhr = new ActiveXObject("Microsoft.XMLHTTP");
        }
        xhr.open('POST', url, true);
        xhr.onreadystatechange = function (response) {
            if (xhr.readyState == 4) {
                if (xhr.status == 200) {
                    $("#content_5").html(xhr.responseText);
                    
                }
            }
        };
        xhr.send(formdata);