function modalRender(text) {
    var modal = $("<div class=\"modal fade\" tabindex=\"-1\" role=\"dialog\" aria-labelledby=\"alertModal\" aria-hidden=\"true\"></div>").append(
        $("<div class=\"modal-dialog\"></div>").append(
            $("<div class=\"modal-content\"></div>").append(
                $("<div class=\"modal-body\">"+text+"</div>")
            )
        )
    );
    modal.modal();
}
//ps.
//dependence jQuery.