function ajax_po() {
var options = { 
    beforeSubmit: showRequest, 
    success: showResponse, 
    timeout: 0
  };
  $('#subscribeform').attr({'action':$(".frmcuract").val()});
  $('#subscribeform').ajaxSubmit(options);
}
function showRequest(formData, jqForm, options) {
    return true; 
} 

function showResponse(responseText, statusText)  {
	if (responseText.indexOf('следующие ошибки') + 1) {
	jAlert(responseText);
	} else {
	jQuery('#subscribeform').hide();
	jAlertB(responseText);
    }
	
}