jQuery(document).ready(function() { 
    var options = { 
        target:        '#frm-result',   // target element(s) to be updated with server response  
        beforeSubmit:  showRequest,  // pre-submit callback       
        success:       showResponse,  // post-submit callback 
        url:       'request/zamow_frm_send.php'         // override for form's 'action' attribute
        //resetForm: true       
    }; 
 
    // bind form using 'ajaxForm' 
    jQuery('#zamow-frm').ajaxForm(options); 
});

// pre-submit callback 
function showRequest(formData, jqForm, options) {  
  jQuery('#frm-result').show(); 
  return true; 
} 
 
// post-submit callback 
function showResponse(responseText, statusText)  {  
    jQuery('#frm-result').html(responseText); 
     jQuery('#zamow-frm').resetForm();
}