$(document).ready(function ()
{
    var optCommentForm = {
        dataType: 'json',
        beforeSubmit: function (data, formObj, options) {
            return validateForm(formObj);
        },
        success: function (response, responseText) {
            if (responseText == 'success' && response['status'] == 'ok') {
                showSuccessMessage('#comment-form');
            }            
            
            if ( response['status'] == 'error' ) {
				//erro
				var message = response['message'];
				showErrorMessage('#comment-form', message);
			}
        }
    };
    $('#comment-form').ajaxForm(optCommentForm);
});