$(document).ready(function() { 
    var options = { 
        target:        '#output',
        beforeSubmit:  showRequest,
        success:       showResponse
    }; 
    $('#myForm').ajaxForm(options);
});
function showRequest(formData, jqForm, options) {var queryString = $.param(formData); return true;}
function showResponse(responseText, statusText, xhr, $form)  {}